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jj/cli/tests/test_diff_command.rs
Yuya Nishihara 5af906d924 cli: change default inline threshold of color-words diffs 
I played with max-inline-alternation = 3 for a couple of weeks, and it's pretty
good. I think somewhere between 2 and 4 is good default because one or two
remove + add sequences are easy to parse.
2024-08-28 10:33:33 +09:00

2305 lines
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// Copyright 2022 The Jujutsu Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
use indoc::indoc;
use itertools::Itertools;
use crate::common::escaped_fake_diff_editor_path;
use crate::common::strip_last_line;
use crate::common::TestEnvironment;
#[test]
fn test_diff_basic() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "foo\n").unwrap();
std::fs::write(repo_path.join("file2"), "1\n2\n3\n4\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1")).unwrap();
std::fs::write(repo_path.join("file2"), "1\n5\n3\n").unwrap();
std::fs::write(repo_path.join("file3"), "foo\n").unwrap();
std::fs::write(repo_path.join("file4"), "1\n2\n3\n4\n").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file2:
1 1: 1
2 2: 25
3 3: 3
4 : 4
Modified regular file file3 (file1 => file3):
Modified regular file file4 (file2 => file4):
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--context=0"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file2:
1 1: 1
2 2: 25
3 3: 3
4 : 4
Modified regular file file3 (file1 => file3):
Modified regular file file4 (file2 => file4):
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--color=debug"]);
insta::assert_snapshot!(stdout, @r###"
<<diff header::Modified regular file file2:>>
<<diff removed line_number:: 1>><<diff:: >><<diff added line_number:: 1>><<diff::: 1>>
<<diff removed line_number:: 2>><<diff:: >><<diff added line_number:: 2>><<diff::: >><<diff removed token::2>><<diff added token::5>><<diff::>>
<<diff removed line_number:: 3>><<diff:: >><<diff added line_number:: 3>><<diff::: 3>>
<<diff removed line_number:: 4>><<diff:: : >><<diff removed token::4>>
<<diff header::Modified regular file file3 (file1 => file3):>>
<<diff header::Modified regular file file4 (file2 => file4):>>
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s"]);
insta::assert_snapshot!(stdout, @r###"
M file2
R {file1 => file3}
C {file2 => file4}
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--types"]);
insta::assert_snapshot!(stdout, @r###"
FF file2
FF {file1 => file3}
FF {file2 => file4}
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--types", "glob:file[12]"]);
insta::assert_snapshot!(stdout, @r###"
F- file1
FF file2
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git", "file1"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
deleted file mode 100644
index 257cc5642c..0000000000
--- a/file1
+++ /dev/null
@@ -1,1 +1,0 @@
-foo
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file2 b/file2
index 94ebaf9001..1ffc51b472 100644
--- a/file2
+++ b/file2
@@ -1,4 +1,3 @@
1
-2
+5
3
-4
diff --git a/file1 b/file3
rename from file1
rename to file3
diff --git a/file2 b/file4
copy from file2
copy to file4
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git", "--context=0"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file2 b/file2
index 94ebaf9001..1ffc51b472 100644
--- a/file2
+++ b/file2
@@ -2,1 +2,1 @@
-2
+5
@@ -4,1 +4,0 @@
-4
diff --git a/file1 b/file3
rename from file1
rename to file3
diff --git a/file2 b/file4
copy from file2
copy to file4
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git", "--color=debug"]);
insta::assert_snapshot!(stdout, @r###"
<<diff file_header::diff --git a/file2 b/file2>>
<<diff file_header::index 94ebaf9001..1ffc51b472 100644>>
<<diff file_header::--- a/file2>>
<<diff file_header::+++ b/file2>>
<<diff hunk_header::@@ -1,4 +1,3 @@>>
<<diff context:: 1>>
<<diff removed::->><<diff removed token::2>><<diff removed::>>
<<diff added::+>><<diff added token::5>><<diff added::>>
<<diff context:: 3>>
<<diff removed::->><<diff removed token::4>>
<<diff file_header::diff --git a/file1 b/file3>>
<<diff file_header::rename from file1>>
<<diff file_header::rename to file3>>
<<diff file_header::diff --git a/file2 b/file4>>
<<diff file_header::copy from file2>>
<<diff file_header::copy to file4>>
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s", "--git"]);
insta::assert_snapshot!(stdout, @r###"
M file2
R {file1 => file3}
C {file2 => file4}
diff --git a/file2 b/file2
index 94ebaf9001..1ffc51b472 100644
--- a/file2
+++ b/file2
@@ -1,4 +1,3 @@
1
-2
+5
3
-4
diff --git a/file1 b/file3
rename from file1
rename to file3
diff --git a/file2 b/file4
copy from file2
copy to file4
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--stat"]);
insta::assert_snapshot!(stdout, @r###"
file2 | 3 +--
{file1 => file3} | 0
{file2 => file4} | 0
3 files changed, 1 insertion(+), 2 deletions(-)
"###);
// Filter by glob pattern
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-s", "glob:file[12]"]);
insta::assert_snapshot!(stdout, @r###"
D file1
M file2
"###);
// Unmatched paths should generate warnings
let (stdout, stderr) = test_env.jj_cmd_ok(
test_env.env_root(),
&[
"diff",
"-Rrepo",
"-s",
"repo", // matches directory
"repo/file1", // deleted in to_tree, but exists in from_tree
"repo/x",
"repo/y/z",
],
);
insta::assert_snapshot!(stdout.replace('\\', "/"), @r###"
M repo/file2
R repo/{file1 => file3}
C repo/{file2 => file4}
"###);
insta::assert_snapshot!(stderr.replace('\\', "/"), @r###"
Warning: No matching entries for paths: repo/x, repo/y/z
"###);
// Unmodified paths shouldn't generate warnings
let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["diff", "-s", "--from=@", "file2"]);
insta::assert_snapshot!(stdout, @"");
insta::assert_snapshot!(stderr, @"");
}
#[test]
fn test_diff_empty() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff"]);
insta::assert_snapshot!(stdout, @r###"
Added regular file file1:
(empty)
"###);
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1")).unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff"]);
insta::assert_snapshot!(stdout, @r###"
Removed regular file file1:
(empty)
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--stat"]);
insta::assert_snapshot!(stdout, @r###"
file1 | 0
1 file changed, 0 insertions(+), 0 deletions(-)
"###);
}
#[test]
fn test_diff_file_mode() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
// Test content+mode/mode-only changes of empty/non-empty files:
// - file1: ("", x) -> ("2", n) empty, content+mode
// - file2: ("1", x) -> ("1", n) non-empty, mode-only
// - file3: ("1", n) -> ("2", x) non-empty, content+mode
// - file4: ("", n) -> ("", x) empty, mode-only
std::fs::write(repo_path.join("file1"), "").unwrap();
std::fs::write(repo_path.join("file2"), "1\n").unwrap();
std::fs::write(repo_path.join("file3"), "1\n").unwrap();
std::fs::write(repo_path.join("file4"), "").unwrap();
test_env.jj_cmd_ok(&repo_path, &["file", "chmod", "x", "file1", "file2"]);
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(repo_path.join("file1"), "2\n").unwrap();
std::fs::write(repo_path.join("file3"), "2\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["file", "chmod", "n", "file1", "file2"]);
test_env.jj_cmd_ok(&repo_path, &["file", "chmod", "x", "file3", "file4"]);
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1")).unwrap();
std::fs::remove_file(repo_path.join("file2")).unwrap();
std::fs::remove_file(repo_path.join("file3")).unwrap();
std::fs::remove_file(repo_path.join("file4")).unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-r@--"]);
insta::assert_snapshot!(stdout, @r###"
Added executable file file1:
(empty)
Added executable file file2:
1: 1
Added regular file file3:
1: 1
Added regular file file4:
(empty)
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-r@-"]);
insta::assert_snapshot!(stdout, @r###"
Executable file became non-executable at file1:
1: 2
Executable file became non-executable at file2:
Non-executable file became executable at file3:
1 1: 12
Non-executable file became executable at file4:
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-r@"]);
insta::assert_snapshot!(stdout, @r###"
Removed regular file file1:
1 : 2
Removed regular file file2:
1 : 1
Removed executable file file3:
1 : 2
Removed executable file file4:
(empty)
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-r@--", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
new file mode 100755
index 0000000000..e69de29bb2
diff --git a/file2 b/file2
new file mode 100755
index 0000000000..d00491fd7e
--- /dev/null
+++ b/file2
@@ -1,0 +1,1 @@
+1
diff --git a/file3 b/file3
new file mode 100644
index 0000000000..d00491fd7e
--- /dev/null
+++ b/file3
@@ -1,0 +1,1 @@
+1
diff --git a/file4 b/file4
new file mode 100644
index 0000000000..e69de29bb2
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-r@-", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
old mode 100755
new mode 100644
index e69de29bb2..0cfbf08886
--- a/file1
+++ b/file1
@@ -1,0 +1,1 @@
+2
diff --git a/file2 b/file2
old mode 100755
new mode 100644
diff --git a/file3 b/file3
old mode 100644
new mode 100755
index d00491fd7e..0cfbf08886
--- a/file3
+++ b/file3
@@ -1,1 +1,1 @@
-1
+2
diff --git a/file4 b/file4
old mode 100644
new mode 100755
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "-r@", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
deleted file mode 100644
index 0cfbf08886..0000000000
--- a/file1
+++ /dev/null
@@ -1,1 +1,0 @@
-2
diff --git a/file2 b/file2
deleted file mode 100644
index d00491fd7e..0000000000
--- a/file2
+++ /dev/null
@@ -1,1 +1,0 @@
-1
diff --git a/file3 b/file3
deleted file mode 100755
index 0cfbf08886..0000000000
--- a/file3
+++ /dev/null
@@ -1,1 +1,0 @@
-2
diff --git a/file4 b/file4
deleted file mode 100755
index e69de29bb2..0000000000
"###);
}
#[test]
fn test_diff_types() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
let file_path = repo_path.join("foo");
// Missing
test_env.jj_cmd_ok(&repo_path, &["new", "root()", "-m=missing"]);
// Normal file
test_env.jj_cmd_ok(&repo_path, &["new", "root()", "-m=file"]);
std::fs::write(&file_path, "foo").unwrap();
// Conflict (add/add)
test_env.jj_cmd_ok(&repo_path, &["new", "root()", "-m=conflict"]);
std::fs::write(&file_path, "foo").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "root()"]);
std::fs::write(&file_path, "bar").unwrap();
test_env.jj_cmd_ok(&repo_path, &["squash", r#"--into=description("conflict")"#]);
#[cfg(unix)]
{
use std::os::unix::fs::PermissionsExt;
use std::path::PathBuf;
// Executable
test_env.jj_cmd_ok(&repo_path, &["new", "root()", "-m=executable"]);
std::fs::write(&file_path, "foo").unwrap();
std::fs::set_permissions(&file_path, std::fs::Permissions::from_mode(0o755)).unwrap();
// Symlink
test_env.jj_cmd_ok(&repo_path, &["new", "root()", "-m=symlink"]);
std::os::unix::fs::symlink(PathBuf::from("."), &file_path).unwrap();
}
let diff = |from: &str, to: &str| {
test_env.jj_cmd_success(
&repo_path,
&[
"diff",
"--types",
&format!(r#"--from=description("{}")"#, from),
&format!(r#"--to=description("{}")"#, to),
],
)
};
insta::assert_snapshot!(diff("missing", "file"), @r###"
-F foo
"###);
insta::assert_snapshot!(diff("file", "conflict"), @r###"
FC foo
"###);
insta::assert_snapshot!(diff("conflict", "missing"), @r###"
C- foo
"###);
#[cfg(unix)]
{
insta::assert_snapshot!(diff("symlink", "file"), @r###"
LF foo
"###);
insta::assert_snapshot!(diff("missing", "executable"), @r###"
-F foo
"###);
}
}
#[test]
fn test_diff_name_only() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(repo_path.join("deleted"), "d").unwrap();
std::fs::write(repo_path.join("modified"), "m").unwrap();
insta::assert_snapshot!(test_env.jj_cmd_success(&repo_path, &["diff", "--name-only"]), @r###"
deleted
modified
"###);
test_env.jj_cmd_ok(&repo_path, &["commit", "-mfirst"]);
std::fs::remove_file(repo_path.join("deleted")).unwrap();
std::fs::write(repo_path.join("modified"), "mod").unwrap();
std::fs::write(repo_path.join("added"), "add").unwrap();
std::fs::create_dir(repo_path.join("sub")).unwrap();
std::fs::write(repo_path.join("sub/added"), "sub/add").unwrap();
insta::assert_snapshot!(test_env.jj_cmd_success(&repo_path, &["diff", "--name-only"]).replace('\\', "/"),
@r###"
added
deleted
modified
sub/added
"###);
}
#[test]
fn test_diff_bad_args() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
let stderr = test_env.jj_cmd_cli_error(&repo_path, &["diff", "-s", "--types"]);
insta::assert_snapshot!(stderr, @r###"
error: the argument '--summary' cannot be used with '--types'
Usage: jj diff --summary [PATHS]...
For more information, try '--help'.
"###);
let stderr = test_env.jj_cmd_cli_error(&repo_path, &["diff", "--color-words", "--git"]);
insta::assert_snapshot!(stderr, @r###"
error: the argument '--color-words' cannot be used with '--git'
Usage: jj diff --color-words [PATHS]...
For more information, try '--help'.
"###);
}
#[test]
fn test_diff_relative_paths() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::create_dir_all(repo_path.join("dir1").join("subdir1")).unwrap();
std::fs::create_dir(repo_path.join("dir2")).unwrap();
std::fs::write(repo_path.join("file1"), "foo1\n").unwrap();
std::fs::write(repo_path.join("dir1").join("file2"), "foo2\n").unwrap();
std::fs::write(
repo_path.join("dir1").join("subdir1").join("file3"),
"foo3\n",
)
.unwrap();
std::fs::write(repo_path.join("dir2").join("file4"), "foo4\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(repo_path.join("file1"), "bar1\n").unwrap();
std::fs::write(repo_path.join("dir1").join("file2"), "bar2\n").unwrap();
std::fs::write(
repo_path.join("dir1").join("subdir1").join("file3"),
"bar3\n",
)
.unwrap();
std::fs::write(repo_path.join("dir2").join("file4"), "bar4\n").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path.join("dir1"), &["diff"]);
#[cfg(unix)]
insta::assert_snapshot!(stdout, @r###"
Modified regular file file2:
1 1: foo2bar2
Modified regular file subdir1/file3:
1 1: foo3bar3
Modified regular file ../dir2/file4:
1 1: foo4bar4
Modified regular file ../file1:
1 1: foo1bar1
"###);
#[cfg(windows)]
insta::assert_snapshot!(stdout, @r###"
Modified regular file file2:
1 1: foo2bar2
Modified regular file subdir1\file3:
1 1: foo3bar3
Modified regular file ..\dir2\file4:
1 1: foo4bar4
Modified regular file ..\file1:
1 1: foo1bar1
"###);
let stdout = test_env.jj_cmd_success(&repo_path.join("dir1"), &["diff", "-s"]);
#[cfg(unix)]
insta::assert_snapshot!(stdout, @r###"
M file2
M subdir1/file3
M ../dir2/file4
M ../file1
"###);
#[cfg(windows)]
insta::assert_snapshot!(stdout, @r###"
M file2
M subdir1\file3
M ..\dir2\file4
M ..\file1
"###);
let stdout = test_env.jj_cmd_success(&repo_path.join("dir1"), &["diff", "--types"]);
#[cfg(unix)]
insta::assert_snapshot!(stdout, @r###"
FF file2
FF subdir1/file3
FF ../dir2/file4
FF ../file1
"###);
#[cfg(windows)]
insta::assert_snapshot!(stdout, @r###"
FF file2
FF subdir1\file3
FF ..\dir2\file4
FF ..\file1
"###);
let stdout = test_env.jj_cmd_success(&repo_path.join("dir1"), &["diff", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/dir1/file2 b/dir1/file2
index 54b060eee9..1fe912cdd8 100644
--- a/dir1/file2
+++ b/dir1/file2
@@ -1,1 +1,1 @@
-foo2
+bar2
diff --git a/dir1/subdir1/file3 b/dir1/subdir1/file3
index c1ec6c6f12..f3c8b75ec6 100644
--- a/dir1/subdir1/file3
+++ b/dir1/subdir1/file3
@@ -1,1 +1,1 @@
-foo3
+bar3
diff --git a/dir2/file4 b/dir2/file4
index a0016dbc4c..17375f7a12 100644
--- a/dir2/file4
+++ b/dir2/file4
@@ -1,1 +1,1 @@
-foo4
+bar4
diff --git a/file1 b/file1
index 1715acd6a5..05c4fe6772 100644
--- a/file1
+++ b/file1
@@ -1,1 +1,1 @@
-foo1
+bar1
"###);
let stdout = test_env.jj_cmd_success(&repo_path.join("dir1"), &["diff", "--stat"]);
#[cfg(unix)]
insta::assert_snapshot!(stdout, @r###"
file2 | 2 +-
subdir1/file3 | 2 +-
../dir2/file4 | 2 +-
../file1 | 2 +-
4 files changed, 4 insertions(+), 4 deletions(-)
"###);
#[cfg(windows)]
insta::assert_snapshot!(stdout, @r###"
file2 | 2 +-
subdir1\file3 | 2 +-
..\dir2\file4 | 2 +-
..\file1 | 2 +-
4 files changed, 4 insertions(+), 4 deletions(-)
"###);
}
#[test]
fn test_diff_hunks() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
// Test added, removed, inserted, and modified lines. The modified line
// contains unchanged words.
std::fs::write(repo_path.join("file1"), "").unwrap();
std::fs::write(repo_path.join("file2"), "foo\n").unwrap();
std::fs::write(repo_path.join("file3"), "foo\nbaz qux blah blah\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(repo_path.join("file1"), "foo\n").unwrap();
std::fs::write(repo_path.join("file2"), "").unwrap();
std::fs::write(repo_path.join("file3"), "foo\nbar\nbaz quux blah blah\n").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file1:
1: foo
Modified regular file file2:
1 : foo
Modified regular file file3:
1 1: foo
2: bar
2 3: baz quxquux blah blah
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--color=debug"]);
insta::assert_snapshot!(stdout, @r###"
<<diff header::Modified regular file file1:>>
<<diff:: >><<diff added line_number:: 1>><<diff::: >><<diff added token::foo>>
<<diff header::Modified regular file file2:>>
<<diff removed line_number:: 1>><<diff:: : >><<diff removed token::foo>>
<<diff header::Modified regular file file3:>>
<<diff removed line_number:: 1>><<diff:: >><<diff added line_number:: 1>><<diff::: foo>>
<<diff:: >><<diff added line_number:: 2>><<diff::: >><<diff added token::bar>>
<<diff removed line_number:: 2>><<diff:: >><<diff added line_number:: 3>><<diff::: baz >><<diff removed token::qux>><<diff added token::quux>><<diff:: blah blah>>
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
index e69de29bb2..257cc5642c 100644
--- a/file1
+++ b/file1
@@ -1,0 +1,1 @@
+foo
diff --git a/file2 b/file2
index 257cc5642c..e69de29bb2 100644
--- a/file2
+++ b/file2
@@ -1,1 +1,0 @@
-foo
diff --git a/file3 b/file3
index 221a95a095..a543ef3892 100644
--- a/file3
+++ b/file3
@@ -1,2 +1,3 @@
foo
-baz qux blah blah
+bar
+baz quux blah blah
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git", "--color=debug"]);
insta::assert_snapshot!(stdout, @r###"
<<diff file_header::diff --git a/file1 b/file1>>
<<diff file_header::index e69de29bb2..257cc5642c 100644>>
<<diff file_header::--- a/file1>>
<<diff file_header::+++ b/file1>>
<<diff hunk_header::@@ -1,0 +1,1 @@>>
<<diff added::+>><<diff added token::foo>>
<<diff file_header::diff --git a/file2 b/file2>>
<<diff file_header::index 257cc5642c..e69de29bb2 100644>>
<<diff file_header::--- a/file2>>
<<diff file_header::+++ b/file2>>
<<diff hunk_header::@@ -1,1 +1,0 @@>>
<<diff removed::->><<diff removed token::foo>>
<<diff file_header::diff --git a/file3 b/file3>>
<<diff file_header::index 221a95a095..a543ef3892 100644>>
<<diff file_header::--- a/file3>>
<<diff file_header::+++ b/file3>>
<<diff hunk_header::@@ -1,2 +1,3 @@>>
<<diff context:: foo>>
<<diff removed::-baz >><<diff removed token::qux>><<diff removed:: blah blah>>
<<diff added::+>><<diff added token::bar>>
<<diff added::+baz >><<diff added token::quux>><<diff added:: blah blah>>
"###);
}
#[test]
fn test_diff_color_words_inlining_threshold() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
let render_diff = |max_alternation: i32, args: &[&str]| {
let config = format!("diff.color-words.max-inline-alternation={max_alternation}");
test_env.jj_cmd_success(
&repo_path,
&[&["diff", "--config-toml", &config], args].concat(),
)
};
let file1_path = "file1-single-line";
let file2_path = "file2-multiple-lines-in-single-hunk";
let file3_path = "file3-changes-across-lines";
std::fs::write(
repo_path.join(file1_path),
indoc! {"
== adds ==
a b c
== removes ==
a b c d e f g
== adds + removes ==
a b c d e
== adds + removes + adds ==
a b c d e
== adds + removes + adds + removes ==
a b c d e f g
"},
)
.unwrap();
std::fs::write(
repo_path.join(file2_path),
indoc! {"
== adds; removes; adds + removes ==
a b c
a b c d e f g
a b c d e
== adds + removes + adds; adds + removes + adds + removes ==
a b c d e
a b c d e f g
"},
)
.unwrap();
std::fs::write(
repo_path.join(file3_path),
indoc! {"
== adds ==
a b c
== removes ==
a b c d
e f g
== adds + removes ==
a b c
d e
== adds + removes + adds ==
a b c
d e
== adds + removes + adds + removes ==
a b
c d e f g
"},
)
.unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(
repo_path.join(file1_path),
indoc! {"
== adds ==
a X b Y Z c
== removes ==
a c f
== adds + removes ==
a X b d
== adds + removes + adds ==
a X b d Y
== adds + removes + adds + removes ==
X a Y b d Z e
"},
)
.unwrap();
std::fs::write(
repo_path.join(file2_path),
indoc! {"
== adds; removes; adds + removes ==
a X b Y Z c
a c f
a X b d
== adds + removes + adds; adds + removes + adds + removes ==
a X b d Y
X a Y b d Z e
"},
)
.unwrap();
std::fs::write(
repo_path.join(file3_path),
indoc! {"
== adds ==
a X b
Y Z c
== removes ==
a c f
== adds + removes ==
a
X b d
== adds + removes + adds ==
a X b d
Y
== adds + removes + adds + removes ==
X a Y b d
Z e
"},
)
.unwrap();
// default
let stdout = test_env.jj_cmd_success(&repo_path, &["diff"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file1-single-line:
1 1: == adds ==
2 2: a X b Y Z c
3 3: == removes ==
4 4: a b c d e f g
5 5: == adds + removes ==
6 6: a X b c d e
7 7: == adds + removes + adds ==
8 8: a X b c d eY
9 9: == adds + removes + adds + removes ==
10 : a b c d e f g
10: X a Y b d Z e
Modified regular file file2-multiple-lines-in-single-hunk:
1 1: == adds; removes; adds + removes ==
2 2: a X b Y Z c
3 3: a b c d e f g
4 4: a X b c d e
5 5: == adds + removes + adds; adds + removes + adds + removes ==
6 : a b c d e
7 : a b c d e f g
6: a X b d Y
7: X a Y b d Z e
Modified regular file file3-changes-across-lines:
1 1: == adds ==
2 2: a X b
2 3: Y Z c
3 4: == removes ==
4 5: a b c d
5 5: e f g
6 6: == adds + removes ==
7 7: a
7 8: X b c
8 8: d e
9 9: == adds + removes + adds ==
10 10: a X b c
11 10: d e
11 11: Y
12 12: == adds + removes + adds + removes ==
13 : a b
14 : c d e f g
13: X a Y b d
14: Z e
"###);
// -1: inline all
insta::assert_snapshot!(render_diff(-1, &[]), @r###"
Modified regular file file1-single-line:
1 1: == adds ==
2 2: a X b Y Z c
3 3: == removes ==
4 4: a b c d e f g
5 5: == adds + removes ==
6 6: a X b c d e
7 7: == adds + removes + adds ==
8 8: a X b c d eY
9 9: == adds + removes + adds + removes ==
10 10: X a Y b c d Z e f g
Modified regular file file2-multiple-lines-in-single-hunk:
1 1: == adds; removes; adds + removes ==
2 2: a X b Y Z c
3 3: a b c d e f g
4 4: a X b c d e
5 5: == adds + removes + adds; adds + removes + adds + removes ==
6 6: a X b c d eY
7 7: X a Y b c d Z e f g
Modified regular file file3-changes-across-lines:
1 1: == adds ==
2 2: a X b
2 3: Y Z c
3 4: == removes ==
4 5: a b c d
5 5: e f g
6 6: == adds + removes ==
7 7: a
7 8: X b c
8 8: d e
9 9: == adds + removes + adds ==
10 10: a X b c
11 10: d e
11 11: Y
12 12: == adds + removes + adds + removes ==
13 13: X a Y b
14 13: c d
14 14: Z e f g
"###);
// 0: no inlining
insta::assert_snapshot!(render_diff(0, &[]), @r###"
Modified regular file file1-single-line:
1 1: == adds ==
2 : a b c
2: a X b Y Z c
3 3: == removes ==
4 : a b c d e f g
4: a c f
5 5: == adds + removes ==
6 : a b c d e
6: a X b d
7 7: == adds + removes + adds ==
8 : a b c d e
8: a X b d Y
9 9: == adds + removes + adds + removes ==
10 : a b c d e f g
10: X a Y b d Z e
Modified regular file file2-multiple-lines-in-single-hunk:
1 1: == adds; removes; adds + removes ==
2 : a b c
3 : a b c d e f g
4 : a b c d e
2: a X b Y Z c
3: a c f
4: a X b d
5 5: == adds + removes + adds; adds + removes + adds + removes ==
6 : a b c d e
7 : a b c d e f g
6: a X b d Y
7: X a Y b d Z e
Modified regular file file3-changes-across-lines:
1 1: == adds ==
2 : a b c
2: a X b
3: Y Z c
3 4: == removes ==
4 : a b c d
5 : e f g
5: a c f
6 6: == adds + removes ==
7 : a b c
8 : d e
7: a
8: X b d
9 9: == adds + removes + adds ==
10 : a b c
11 : d e
10: a X b d
11: Y
12 12: == adds + removes + adds + removes ==
13 : a b
14 : c d e f g
13: X a Y b d
14: Z e
"###);
// 1: inline adds-only or removes-only lines
insta::assert_snapshot!(render_diff(1, &[]), @r###"
Modified regular file file1-single-line:
1 1: == adds ==
2 2: a X b Y Z c
3 3: == removes ==
4 4: a b c d e f g
5 5: == adds + removes ==
6 : a b c d e
6: a X b d
7 7: == adds + removes + adds ==
8 : a b c d e
8: a X b d Y
9 9: == adds + removes + adds + removes ==
10 : a b c d e f g
10: X a Y b d Z e
Modified regular file file2-multiple-lines-in-single-hunk:
1 1: == adds; removes; adds + removes ==
2 : a b c
3 : a b c d e f g
4 : a b c d e
2: a X b Y Z c
3: a c f
4: a X b d
5 5: == adds + removes + adds; adds + removes + adds + removes ==
6 : a b c d e
7 : a b c d e f g
6: a X b d Y
7: X a Y b d Z e
Modified regular file file3-changes-across-lines:
1 1: == adds ==
2 2: a X b
2 3: Y Z c
3 4: == removes ==
4 5: a b c d
5 5: e f g
6 6: == adds + removes ==
7 : a b c
8 : d e
7: a
8: X b d
9 9: == adds + removes + adds ==
10 : a b c
11 : d e
10: a X b d
11: Y
12 12: == adds + removes + adds + removes ==
13 : a b
14 : c d e f g
13: X a Y b d
14: Z e
"###);
// 2: inline up to adds + removes lines
insta::assert_snapshot!(render_diff(2, &[]), @r###"
Modified regular file file1-single-line:
1 1: == adds ==
2 2: a X b Y Z c
3 3: == removes ==
4 4: a b c d e f g
5 5: == adds + removes ==
6 6: a X b c d e
7 7: == adds + removes + adds ==
8 : a b c d e
8: a X b d Y
9 9: == adds + removes + adds + removes ==
10 : a b c d e f g
10: X a Y b d Z e
Modified regular file file2-multiple-lines-in-single-hunk:
1 1: == adds; removes; adds + removes ==
2 2: a X b Y Z c
3 3: a b c d e f g
4 4: a X b c d e
5 5: == adds + removes + adds; adds + removes + adds + removes ==
6 : a b c d e
7 : a b c d e f g
6: a X b d Y
7: X a Y b d Z e
Modified regular file file3-changes-across-lines:
1 1: == adds ==
2 2: a X b
2 3: Y Z c
3 4: == removes ==
4 5: a b c d
5 5: e f g
6 6: == adds + removes ==
7 7: a
7 8: X b c
8 8: d e
9 9: == adds + removes + adds ==
10 : a b c
11 : d e
10: a X b d
11: Y
12 12: == adds + removes + adds + removes ==
13 : a b
14 : c d e f g
13: X a Y b d
14: Z e
"###);
// 3: inline up to adds + removes + adds lines
insta::assert_snapshot!(render_diff(3, &[]), @r###"
Modified regular file file1-single-line:
1 1: == adds ==
2 2: a X b Y Z c
3 3: == removes ==
4 4: a b c d e f g
5 5: == adds + removes ==
6 6: a X b c d e
7 7: == adds + removes + adds ==
8 8: a X b c d eY
9 9: == adds + removes + adds + removes ==
10 : a b c d e f g
10: X a Y b d Z e
Modified regular file file2-multiple-lines-in-single-hunk:
1 1: == adds; removes; adds + removes ==
2 2: a X b Y Z c
3 3: a b c d e f g
4 4: a X b c d e
5 5: == adds + removes + adds; adds + removes + adds + removes ==
6 : a b c d e
7 : a b c d e f g
6: a X b d Y
7: X a Y b d Z e
Modified regular file file3-changes-across-lines:
1 1: == adds ==
2 2: a X b
2 3: Y Z c
3 4: == removes ==
4 5: a b c d
5 5: e f g
6 6: == adds + removes ==
7 7: a
7 8: X b c
8 8: d e
9 9: == adds + removes + adds ==
10 10: a X b c
11 10: d e
11 11: Y
12 12: == adds + removes + adds + removes ==
13 : a b
14 : c d e f g
13: X a Y b d
14: Z e
"###);
// 4: inline up to adds + removes + adds + removes lines
insta::assert_snapshot!(render_diff(4, &[]), @r###"
Modified regular file file1-single-line:
1 1: == adds ==
2 2: a X b Y Z c
3 3: == removes ==
4 4: a b c d e f g
5 5: == adds + removes ==
6 6: a X b c d e
7 7: == adds + removes + adds ==
8 8: a X b c d eY
9 9: == adds + removes + adds + removes ==
10 10: X a Y b c d Z e f g
Modified regular file file2-multiple-lines-in-single-hunk:
1 1: == adds; removes; adds + removes ==
2 2: a X b Y Z c
3 3: a b c d e f g
4 4: a X b c d e
5 5: == adds + removes + adds; adds + removes + adds + removes ==
6 6: a X b c d eY
7 7: X a Y b c d Z e f g
Modified regular file file3-changes-across-lines:
1 1: == adds ==
2 2: a X b
2 3: Y Z c
3 4: == removes ==
4 5: a b c d
5 5: e f g
6 6: == adds + removes ==
7 7: a
7 8: X b c
8 8: d e
9 9: == adds + removes + adds ==
10 10: a X b c
11 10: d e
11 11: Y
12 12: == adds + removes + adds + removes ==
13 13: X a Y b
14 13: c d
14 14: Z e f g
"###);
// context words in added/removed lines should be labeled as such
insta::assert_snapshot!(render_diff(2, &["--color=always"]), @r###"
Modified regular file file1-single-line:
 1  1: == adds ==
 2  2: a X b Y Z c
 3  3: == removes ==
 4  4: a b c d e f g
 5  5: == adds + removes ==
 6  6: a X b c d e
 7  7: == adds + removes + adds ==
 8 : a b c d e
 8: a X b d Y
 9  9: == adds + removes + adds + removes ==
 10 : a b c d e f g
 10: X a Y b d Z e
Modified regular file file2-multiple-lines-in-single-hunk:
 1  1: == adds; removes; adds + removes ==
 2  2: a X b Y Z c
 3  3: a b c d e f g
 4  4: a X b c d e
 5  5: == adds + removes + adds; adds + removes + adds + removes ==
 6 : a b c d e
 7 : a b c d e f g
 6: a X b d Y
 7: X a Y b d Z e
Modified regular file file3-changes-across-lines:
 1  1: == adds ==
 2  2: a X b
 2  3: Y Z c
 3  4: == removes ==
 4  5: a b c d
 5  5: e f g
 6  6: == adds + removes ==
 7  7: a
 7  8: X b c
 8  8: d e
 9  9: == adds + removes + adds ==
 10 : a b c
 11 : d e
 10: a X b d
 11: Y
 12  12: == adds + removes + adds + removes ==
 13 : a b
 14 : c d e f g
 13: X a Y b d
 14: Z e
"###);
insta::assert_snapshot!(render_diff(2, &["--color=debug"]), @r###"
<<diff header::Modified regular file file1-single-line:>>
<<diff removed line_number:: 1>><<diff:: >><<diff added line_number:: 1>><<diff::: == adds ==>>
<<diff removed line_number:: 2>><<diff:: >><<diff added line_number:: 2>><<diff::: a >><<diff added token::X >><<diff::b >><<diff added token::Y Z >><<diff::c>>
<<diff removed line_number:: 3>><<diff:: >><<diff added line_number:: 3>><<diff::: == removes ==>>
<<diff removed line_number:: 4>><<diff:: >><<diff added line_number:: 4>><<diff::: a >><<diff removed token::b >><<diff::c >><<diff removed token::d e >><<diff::f>><<diff removed token:: g>><<diff::>>
<<diff removed line_number:: 5>><<diff:: >><<diff added line_number:: 5>><<diff::: == adds + removes ==>>
<<diff removed line_number:: 6>><<diff:: >><<diff added line_number:: 6>><<diff::: a >><<diff added token::X >><<diff::b >><<diff removed token::c >><<diff::d>><<diff removed token:: e>><<diff::>>
<<diff removed line_number:: 7>><<diff:: >><<diff added line_number:: 7>><<diff::: == adds + removes + adds ==>>
<<diff removed line_number:: 8>><<diff:: : >><<diff removed::a b >><<diff removed token::c >><<diff removed::d >><<diff removed token::e>><<diff removed::>>
<<diff:: >><<diff added line_number:: 8>><<diff::: >><<diff added::a >><<diff added token::X >><<diff added::b d >><<diff added token::Y>><<diff added::>>
<<diff removed line_number:: 9>><<diff:: >><<diff added line_number:: 9>><<diff::: == adds + removes + adds + removes ==>>
<<diff removed line_number:: 10>><<diff:: : >><<diff removed::a b >><<diff removed token::c >><<diff removed::d e>><<diff removed token:: f g>><<diff removed::>>
<<diff:: >><<diff added line_number:: 10>><<diff::: >><<diff added token::X >><<diff added::a >><<diff added token::Y >><<diff added::b d >><<diff added token::Z >><<diff added::e>>
<<diff header::Modified regular file file2-multiple-lines-in-single-hunk:>>
<<diff removed line_number:: 1>><<diff:: >><<diff added line_number:: 1>><<diff::: == adds; removes; adds + removes ==>>
<<diff removed line_number:: 2>><<diff:: >><<diff added line_number:: 2>><<diff::: a >><<diff added token::X >><<diff::b >><<diff added token::Y Z >><<diff::c>>
<<diff removed line_number:: 3>><<diff:: >><<diff added line_number:: 3>><<diff::: a >><<diff removed token::b >><<diff::c >><<diff removed token::d e >><<diff::f>><<diff removed token:: g>><<diff::>>
<<diff removed line_number:: 4>><<diff:: >><<diff added line_number:: 4>><<diff::: a >><<diff added token::X >><<diff::b >><<diff removed token::c >><<diff::d>><<diff removed token:: e>><<diff::>>
<<diff removed line_number:: 5>><<diff:: >><<diff added line_number:: 5>><<diff::: == adds + removes + adds; adds + removes + adds + removes ==>>
<<diff removed line_number:: 6>><<diff:: : >><<diff removed::a b >><<diff removed token::c >><<diff removed::d >><<diff removed token::e>><<diff removed::>>
<<diff removed line_number:: 7>><<diff:: : >><<diff removed::a b >><<diff removed token::c >><<diff removed::d e>><<diff removed token:: f g>><<diff removed::>>
<<diff:: >><<diff added line_number:: 6>><<diff::: >><<diff added::a >><<diff added token::X >><<diff added::b d >><<diff added token::Y>><<diff added::>>
<<diff:: >><<diff added line_number:: 7>><<diff::: >><<diff added token::X >><<diff added::a >><<diff added token::Y >><<diff added::b d >><<diff added token::Z >><<diff added::e>>
<<diff header::Modified regular file file3-changes-across-lines:>>
<<diff removed line_number:: 1>><<diff:: >><<diff added line_number:: 1>><<diff::: == adds ==>>
<<diff removed line_number:: 2>><<diff:: >><<diff added line_number:: 2>><<diff::: a >><<diff added token::X >><<diff::b>><<diff added token::>>
<<diff removed line_number:: 2>><<diff:: >><<diff added line_number:: 3>><<diff::: >><<diff added token::Y Z>><<diff:: c>>
<<diff removed line_number:: 3>><<diff:: >><<diff added line_number:: 4>><<diff::: == removes ==>>
<<diff removed line_number:: 4>><<diff:: >><<diff added line_number:: 5>><<diff::: a >><<diff removed token::b >><<diff::c >><<diff removed token::d>>
<<diff removed line_number:: 5>><<diff:: >><<diff added line_number:: 5>><<diff::: >><<diff removed token::e >><<diff::f>><<diff removed token:: g>><<diff::>>
<<diff removed line_number:: 6>><<diff:: >><<diff added line_number:: 6>><<diff::: == adds + removes ==>>
<<diff removed line_number:: 7>><<diff:: >><<diff added line_number:: 7>><<diff::: a>><<diff added token::>>
<<diff removed line_number:: 7>><<diff:: >><<diff added line_number:: 8>><<diff::: >><<diff added token::X>><<diff:: b >><<diff removed token::c>>
<<diff removed line_number:: 8>><<diff:: >><<diff added line_number:: 8>><<diff::: d>><<diff removed token:: e>><<diff::>>
<<diff removed line_number:: 9>><<diff:: >><<diff added line_number:: 9>><<diff::: == adds + removes + adds ==>>
<<diff removed line_number:: 10>><<diff:: : >><<diff removed::a b >><<diff removed token::c>>
<<diff removed line_number:: 11>><<diff:: : >><<diff removed::d>><<diff removed token:: e>><<diff removed::>>
<<diff:: >><<diff added line_number:: 10>><<diff::: >><<diff added::a >><<diff added token::X >><<diff added::b d>><<diff added token::>>
<<diff:: >><<diff added line_number:: 11>><<diff::: >><<diff added token::Y>><<diff added::>>
<<diff removed line_number:: 12>><<diff:: >><<diff added line_number:: 12>><<diff::: == adds + removes + adds + removes ==>>
<<diff removed line_number:: 13>><<diff:: : >><<diff removed::a b>><<diff removed token::>>
<<diff removed line_number:: 14>><<diff:: : >><<diff removed token::c>><<diff removed:: d e>><<diff removed token:: f g>><<diff removed::>>
<<diff:: >><<diff added line_number:: 13>><<diff::: >><<diff added token::X >><<diff added::a >><<diff added token::Y >><<diff added::b d>><<diff added token::>>
<<diff:: >><<diff added line_number:: 14>><<diff::: >><<diff added token::Z>><<diff added:: e>>
"###);
}
#[test]
fn test_diff_missing_newline() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "foo").unwrap();
std::fs::write(repo_path.join("file2"), "foo\nbar").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(repo_path.join("file1"), "foo\nbar").unwrap();
std::fs::write(repo_path.join("file2"), "foo").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file1:
1 1: foo
2: bar
Modified regular file file2:
1 1: foo
2 : bar
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
index 1910281566..a907ec3f43 100644
--- a/file1
+++ b/file1
@@ -1,1 +1,2 @@
-foo
\ No newline at end of file
+foo
+bar
\ No newline at end of file
diff --git a/file2 b/file2
index a907ec3f43..1910281566 100644
--- a/file2
+++ b/file2
@@ -1,2 +1,1 @@
-foo
-bar
\ No newline at end of file
+foo
\ No newline at end of file
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--stat"]);
insta::assert_snapshot!(stdout, @r###"
file1 | 3 ++-
file2 | 3 +--
2 files changed, 3 insertions(+), 3 deletions(-)
"###);
}
#[test]
fn test_color_words_diff_missing_newline() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Empty"]);
std::fs::write(repo_path.join("file1"), "a\nb\nc\nd\ne\nf\ng\nh\ni").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Add no newline"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nd\ne\nf\ng\nh\ni").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Modify first line"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nd\nE\nf\ng\nh\ni").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Modify middle line"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nd\nE\nf\ng\nh\nI").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Modify last line"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nd\nE\nf\ng\nh\nI\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Append newline"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nd\nE\nf\ng\nh\nI").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Remove newline"]);
std::fs::write(repo_path.join("file1"), "").unwrap();
test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "=== Empty"]);
let stdout = test_env.jj_cmd_success(
&repo_path,
&[
"log",
"-Tdescription",
"-pr::@-",
"--no-graph",
"--reversed",
],
);
insta::assert_snapshot!(stdout, @r###"
=== Empty
Added regular file file1:
(empty)
=== Add no newline
Modified regular file file1:
1: a
2: b
3: c
4: d
5: e
6: f
7: g
8: h
9: i
=== Modify first line
Modified regular file file1:
1 1: aA
2 2: b
3 3: c
4 4: d
...
=== Modify middle line
Modified regular file file1:
1 1: A
2 2: b
3 3: c
4 4: d
5 5: eE
6 6: f
7 7: g
8 8: h
9 9: i
=== Modify last line
Modified regular file file1:
...
6 6: f
7 7: g
8 8: h
9 9: iI
=== Append newline
Modified regular file file1:
...
6 6: f
7 7: g
8 8: h
9 9: I
=== Remove newline
Modified regular file file1:
...
6 6: f
7 7: g
8 8: h
9 9: I
=== Empty
Modified regular file file1:
1 : A
2 : b
3 : c
4 : d
5 : E
6 : f
7 : g
8 : h
9 : I
"###);
let stdout = test_env.jj_cmd_success(
&repo_path,
&[
"log",
"--config-toml=diff.color-words.max-inline-alternation=0",
"-Tdescription",
"-pr::@-",
"--no-graph",
"--reversed",
],
);
insta::assert_snapshot!(stdout, @r###"
=== Empty
Added regular file file1:
(empty)
=== Add no newline
Modified regular file file1:
1: a
2: b
3: c
4: d
5: e
6: f
7: g
8: h
9: i
=== Modify first line
Modified regular file file1:
1 : a
1: A
2 2: b
3 3: c
4 4: d
...
=== Modify middle line
Modified regular file file1:
1 1: A
2 2: b
3 3: c
4 4: d
5 : e
5: E
6 6: f
7 7: g
8 8: h
9 9: i
=== Modify last line
Modified regular file file1:
...
6 6: f
7 7: g
8 8: h
9 : i
9: I
=== Append newline
Modified regular file file1:
...
6 6: f
7 7: g
8 8: h
9 : I
9: I
=== Remove newline
Modified regular file file1:
...
6 6: f
7 7: g
8 8: h
9 : I
9: I
=== Empty
Modified regular file file1:
1 : A
2 : b
3 : c
4 : d
5 : E
6 : f
7 : g
8 : h
9 : I
"###);
}
#[test]
fn test_diff_skipped_context() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "a\nb\nc\nd\ne\nf\ng\nh\ni\nj").unwrap();
test_env.jj_cmd_ok(&repo_path, &["describe", "-m", "=== Left side of diffs"]);
test_env.jj_cmd_ok(&repo_path, &["new", "@", "-m", "=== Must skip 2 lines"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nd\ne\nf\ng\nh\ni\nJ").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== Don't skip 1 line"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nd\ne\nf\ng\nh\nI\nj").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== No gap to skip"]);
std::fs::write(repo_path.join("file1"), "a\nB\nc\nd\ne\nf\ng\nh\nI\nj").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== No gap to skip"]);
std::fs::write(repo_path.join("file1"), "a\nb\nC\nd\ne\nf\ng\nh\nI\nj").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== 1 line at start"]);
std::fs::write(repo_path.join("file1"), "a\nb\nc\nd\nE\nf\ng\nh\ni\nj").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== 1 line at end"]);
std::fs::write(repo_path.join("file1"), "a\nb\nc\nd\ne\nF\ng\nh\ni\nj").unwrap();
let stdout = test_env.jj_cmd_success(
&repo_path,
&["log", "-Tdescription", "-p", "--no-graph", "--reversed"],
);
insta::assert_snapshot!(stdout, @r###"
=== Left side of diffs
Added regular file file1:
1: a
2: b
3: c
4: d
5: e
6: f
7: g
8: h
9: i
10: j
=== Must skip 2 lines
Modified regular file file1:
1 1: aA
2 2: b
3 3: c
4 4: d
...
7 7: g
8 8: h
9 9: i
10 10: jJ
=== Don't skip 1 line
Modified regular file file1:
1 1: aA
2 2: b
3 3: c
4 4: d
5 5: e
6 6: f
7 7: g
8 8: h
9 9: iI
10 10: j
=== No gap to skip
Modified regular file file1:
1 1: a
2 2: bB
3 3: c
4 4: d
5 5: e
6 6: f
7 7: g
8 8: h
9 9: iI
10 10: j
=== No gap to skip
Modified regular file file1:
1 1: a
2 2: b
3 3: cC
4 4: d
5 5: e
6 6: f
7 7: g
8 8: h
9 9: iI
10 10: j
=== 1 line at start
Modified regular file file1:
1 1: a
2 2: b
3 3: c
4 4: d
5 5: eE
6 6: f
7 7: g
8 8: h
...
=== 1 line at end
Modified regular file file1:
...
3 3: c
4 4: d
5 5: e
6 6: fF
7 7: g
8 8: h
9 9: i
10 10: j
"###);
}
#[test]
fn test_diff_skipped_context_nondefault() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "a\nb\nc\nd").unwrap();
test_env.jj_cmd_ok(&repo_path, &["describe", "-m", "=== Left side of diffs"]);
test_env.jj_cmd_ok(&repo_path, &["new", "@", "-m", "=== Must skip 2 lines"]);
std::fs::write(repo_path.join("file1"), "A\nb\nc\nD").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== Don't skip 1 line"]);
std::fs::write(repo_path.join("file1"), "A\nb\nC\nd").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== No gap to skip"]);
std::fs::write(repo_path.join("file1"), "a\nB\nC\nd").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== 1 line at start"]);
std::fs::write(repo_path.join("file1"), "a\nB\nc\nd").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new", "@-", "-m", "=== 1 line at end"]);
std::fs::write(repo_path.join("file1"), "a\nb\nC\nd").unwrap();
let stdout = test_env.jj_cmd_success(
&repo_path,
&[
"log",
"-Tdescription",
"-p",
"--no-graph",
"--reversed",
"--context=0",
],
);
insta::assert_snapshot!(stdout, @r###"
=== Left side of diffs
Added regular file file1:
1: a
2: b
3: c
4: d
=== Must skip 2 lines
Modified regular file file1:
1 1: aA
...
4 4: dD
=== Don't skip 1 line
Modified regular file file1:
1 1: aA
2 2: b
3 3: cC
4 4: d
=== No gap to skip
Modified regular file file1:
1 1: a
2 2: bB
3 3: cC
4 4: d
=== 1 line at start
Modified regular file file1:
1 1: a
2 2: bB
...
=== 1 line at end
Modified regular file file1:
...
3 3: cC
4 4: d
"###);
}
#[test]
fn test_diff_leading_trailing_context() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
// N=5 context lines at start/end of the file
std::fs::write(
repo_path.join("file1"),
"1\n2\n3\n4\n5\nL\n6\n7\n8\n9\n10\n11\n",
)
.unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(
repo_path.join("file1"),
"1\n2\n3\n4\n5\n6\nR\n7\n8\n9\n10\n11\n",
)
.unwrap();
// N=5 <= num_context_lines + 1: No room to skip.
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--context=4"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file1:
1 1: 1
2 2: 2
3 3: 3
4 4: 4
5 5: 5
6 : L
7 6: 6
7: R
8 8: 7
9 9: 8
10 10: 9
11 11: 10
12 12: 11
"###);
// N=5 <= 2 * num_context_lines + 1: The last hunk wouldn't be split if
// trailing diff existed.
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--context=3"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file1:
...
3 3: 3
4 4: 4
5 5: 5
6 : L
7 6: 6
7: R
8 8: 7
9 9: 8
10 10: 9
...
"###);
// N=5 > 2 * num_context_lines + 1: The last hunk should be split no matter
// if trailing diff existed.
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--context=1"]);
insta::assert_snapshot!(stdout, @r###"
Modified regular file file1:
...
5 5: 5
6 : L
7 6: 6
7: R
8 8: 7
...
"###);
// N=5 <= num_context_lines: No room to skip.
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git", "--context=5"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
index 1bf57dee4a..69b3e1865c 100644
--- a/file1
+++ b/file1
@@ -1,12 +1,12 @@
1
2
3
4
5
-L
6
+R
7
8
9
10
11
"###);
// N=5 <= 2 * num_context_lines: The last hunk wouldn't be split if
// trailing diff existed.
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git", "--context=3"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
index 1bf57dee4a..69b3e1865c 100644
--- a/file1
+++ b/file1
@@ -3,8 +3,8 @@
3
4
5
-L
6
+R
7
8
9
"###);
// N=5 > 2 * num_context_lines: The last hunk should be split no matter
// if trailing diff existed.
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git", "--context=2"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1 b/file1
index 1bf57dee4a..69b3e1865c 100644
--- a/file1
+++ b/file1
@@ -4,6 +4,6 @@
4
5
-L
6
+R
7
8
"###);
}
#[test]
fn test_diff_external_tool() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "foo\n").unwrap();
std::fs::write(repo_path.join("file2"), "foo\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1")).unwrap();
std::fs::write(repo_path.join("file2"), "foo\nbar\n").unwrap();
std::fs::write(repo_path.join("file3"), "foo\n").unwrap();
let edit_script = test_env.set_up_fake_diff_editor();
std::fs::write(
&edit_script,
"print-files-before\0print --\0print-files-after",
)
.unwrap();
// diff without file patterns
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["diff", "--tool=fake-diff-editor"]), @r###"
file1
file2
--
file2
file3
"###);
// diff with file patterns
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["diff", "--tool=fake-diff-editor", "file1"]), @r###"
file1
--
"###);
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["log", "-p", "--tool=fake-diff-editor"]), @r###"
@ rlvkpnrz test.user@example.com 2001-02-03 08:05:09 39d9055d
│ (no description set)
│ file1
│ file2
│ --
│ file2
│ file3
○ qpvuntsm test.user@example.com 2001-02-03 08:05:08 0ad4ef22
│ (no description set)
│ --
│ file1
│ file2
◆ zzzzzzzz root() 00000000
--
"###);
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["show", "--tool=fake-diff-editor"]), @r###"
Commit ID: 39d9055d70873099fd924b9af218289d5663eac8
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author: Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
file1
file2
--
file2
file3
"###);
// Enabled by default, looks up the merge-tools table
let config = "--config-toml=ui.diff.tool='fake-diff-editor'";
insta::assert_snapshot!(test_env.jj_cmd_success(&repo_path, &["diff", config]), @r###"
file1
file2
--
file2
file3
"###);
// Inlined command arguments
let command = escaped_fake_diff_editor_path();
let config = format!(r#"--config-toml=ui.diff.tool=["{command}", "$right", "$left"]"#);
insta::assert_snapshot!(test_env.jj_cmd_success(&repo_path, &["diff", &config]), @r###"
file2
file3
--
file1
file2
"###);
// Output of external diff tool shouldn't be escaped
std::fs::write(&edit_script, "print \x1b[1;31mred").unwrap();
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["diff", "--color=always", "--tool=fake-diff-editor"]),
@r###"
red
"###);
// Non-zero exit code isn't an error
std::fs::write(&edit_script, "print diff\0fail").unwrap();
let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["show", "--tool=fake-diff-editor"]);
insta::assert_snapshot!(stdout, @r###"
Commit ID: 39d9055d70873099fd924b9af218289d5663eac8
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author: Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
diff
"###);
insta::assert_snapshot!(stderr.replace("exit code:", "exit status:"), @r###"
Warning: Tool exited with exit status: 1 (run with --debug to see the exact invocation)
"###);
// --tool=:builtin shouldn't be ignored
let stderr = test_env.jj_cmd_failure(&repo_path, &["diff", "--tool=:builtin"]);
insta::assert_snapshot!(strip_last_line(&stderr), @r###"
Error: Failed to generate diff
Caused by:
1: Error executing ':builtin' (run with --debug to see the exact invocation)
"###);
}
#[test]
fn test_diff_external_file_by_file_tool() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "file1\n").unwrap();
std::fs::write(repo_path.join("file2"), "file2\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1")).unwrap();
std::fs::write(repo_path.join("file2"), "file2\nfile2\n").unwrap();
std::fs::write(repo_path.join("file3"), "file3\n").unwrap();
std::fs::write(repo_path.join("file4"), "file1\n").unwrap();
let edit_script = test_env.set_up_fake_diff_editor();
std::fs::write(
edit_script,
"print ==\0print-files-before\0print --\0print-files-after",
)
.unwrap();
// Enabled by default, looks up the merge-tools table
let config = "--config-toml=ui.diff.tool='fake-diff-editor'\nmerge-tools.fake-diff-editor.\
diff-invocation-mode='file-by-file'";
// diff without file patterns
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["diff", config]), @r###"
==
file2
--
file2
==
file3
--
file3
==
file1
--
file4
"###);
// diff with file patterns
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["diff", config, "file1"]), @r###"
==
file1
--
file1
"###);
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["log", "-p", config]), @r###"
@ rlvkpnrz test.user@example.com 2001-02-03 08:05:09 7b01704a
│ (no description set)
│ ==
│ file2
│ --
│ file2
│ ==
│ file3
│ --
│ file3
│ ==
│ file1
│ --
│ file4
○ qpvuntsm test.user@example.com 2001-02-03 08:05:08 6e485984
│ (no description set)
│ ==
│ file1
│ --
│ file1
│ ==
│ file2
│ --
│ file2
◆ zzzzzzzz root() 00000000
"###);
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["show", config]), @r###"
Commit ID: 7b01704a670bc77d11ed117d362855cff1d4513b
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author: Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
==
file2
--
file2
==
file3
--
file3
==
file1
--
file4
"###);
}
#[cfg(unix)]
#[test]
fn test_diff_external_tool_symlink() {
let mut test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
let external_file_path = test_env.env_root().join("external-file");
std::fs::write(&external_file_path, "").unwrap();
let external_file_permissions = external_file_path.symlink_metadata().unwrap().permissions();
std::os::unix::fs::symlink("non-existent1", repo_path.join("dead")).unwrap();
std::os::unix::fs::symlink(&external_file_path, repo_path.join("file")).unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("dead")).unwrap();
std::os::unix::fs::symlink("non-existent2", repo_path.join("dead")).unwrap();
std::fs::remove_file(repo_path.join("file")).unwrap();
std::fs::write(repo_path.join("file"), "").unwrap();
let edit_script = test_env.set_up_fake_diff_editor();
std::fs::write(
edit_script,
"print-files-before\0print --\0print-files-after",
)
.unwrap();
// Shouldn't try to change permission of symlinks
insta::assert_snapshot!(
test_env.jj_cmd_success(&repo_path, &["diff", "--tool=fake-diff-editor"]), @r###"
dead
file
--
dead
file
"###);
// External file should be intact
assert_eq!(
external_file_path.symlink_metadata().unwrap().permissions(),
external_file_permissions
);
}
#[test]
fn test_diff_stat() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1"), "foo\n").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--stat"]);
insta::assert_snapshot!(stdout, @r###"
file1 | 1 +
1 file changed, 1 insertion(+), 0 deletions(-)
"###);
test_env.jj_cmd_ok(&repo_path, &["new"]);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--stat"]);
insta::assert_snapshot!(stdout, @"0 files changed, 0 insertions(+), 0 deletions(-)");
std::fs::write(repo_path.join("file1"), "foo\nbar\n").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::write(repo_path.join("file1"), "bar\n").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--stat"]);
insta::assert_snapshot!(stdout, @r###"
file1 | 1 -
1 file changed, 0 insertions(+), 1 deletion(-)
"###);
}
#[test]
fn test_diff_stat_long_name_or_stat() {
let mut test_env = TestEnvironment::default();
test_env.add_env_var("COLUMNS", "30");
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
let get_stat = |test_env: &TestEnvironment, path_length: usize, stat_size: usize| {
test_env.jj_cmd_ok(&repo_path, &["new", "root()"]);
let ascii_name = "1234567890".chars().cycle().take(path_length).join("");
let han_name = "一二三四五六七八九十"
.chars()
.cycle()
.take(path_length)
.join("");
let content = "content line\n".repeat(stat_size);
std::fs::write(repo_path.join(ascii_name), &content).unwrap();
std::fs::write(repo_path.join(han_name), &content).unwrap();
test_env.jj_cmd_success(&repo_path, &["diff", "--stat"])
};
insta::assert_snapshot!(get_stat(&test_env, 1, 1), @r###"
1 | 1 +
一 | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 1, 10), @r###"
1 | 10 ++++++++++
一 | 10 ++++++++++
2 files changed, 20 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 1, 100), @r###"
1 | 100 +++++++++++++++++
一 | 100 +++++++++++++++++
2 files changed, 200 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 10, 1), @r###"
1234567890 | 1 +
...五六七八九十 | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 10, 10), @r###"
1234567890 | 10 +++++++
...六七八九十 | 10 +++++++
2 files changed, 20 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 10, 100), @r###"
1234567890 | 100 ++++++
...六七八九十 | 100 ++++++
2 files changed, 200 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 50, 1), @r###"
...901234567890 | 1 +
...五六七八九十 | 1 +
2 files changed, 2 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 50, 10), @r###"
...01234567890 | 10 +++++++
...六七八九十 | 10 +++++++
2 files changed, 20 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 50, 100), @r###"
...01234567890 | 100 ++++++
...六七八九十 | 100 ++++++
2 files changed, 200 insertions(+), 0 deletions(-)
"###);
// Lengths around where we introduce the ellipsis
insta::assert_snapshot!(get_stat(&test_env, 13, 100), @r###"
1234567890123 | 100 ++++++
...九十一二三 | 100 ++++++
2 files changed, 200 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 14, 100), @r###"
12345678901234 | 100 ++++++
...十一二三四 | 100 ++++++
2 files changed, 200 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 15, 100), @r###"
...56789012345 | 100 ++++++
...一二三四五 | 100 ++++++
2 files changed, 200 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 16, 100), @r###"
...67890123456 | 100 ++++++
...二三四五六 | 100 ++++++
2 files changed, 200 insertions(+), 0 deletions(-)
"###);
// Very narrow terminal (doesn't have to fit, just don't crash)
test_env.add_env_var("COLUMNS", "10");
insta::assert_snapshot!(get_stat(&test_env, 10, 10), @r###"
... | 10 ++
... | 10 ++
2 files changed, 20 insertions(+), 0 deletions(-)
"###);
test_env.add_env_var("COLUMNS", "3");
insta::assert_snapshot!(get_stat(&test_env, 10, 10), @r###"
... | 10 ++
... | 10 ++
2 files changed, 20 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 3, 10), @r###"
123 | 10 ++
... | 10 ++
2 files changed, 20 insertions(+), 0 deletions(-)
"###);
insta::assert_snapshot!(get_stat(&test_env, 1, 10), @r###"
1 | 10 ++
一 | 10 ++
2 files changed, 20 insertions(+), 0 deletions(-)
"###);
}
#[test]
fn test_diff_binary() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_ok(test_env.env_root(), &["git", "init", "repo"]);
let repo_path = test_env.env_root().join("repo");
std::fs::write(repo_path.join("file1.png"), b"\x89PNG\r\n\x1a\nabcdefg\0").unwrap();
std::fs::write(repo_path.join("file2.png"), b"\x89PNG\r\n\x1a\n0123456\0").unwrap();
test_env.jj_cmd_ok(&repo_path, &["new"]);
std::fs::remove_file(repo_path.join("file1.png")).unwrap();
std::fs::write(repo_path.join("file2.png"), "foo\nbar\n").unwrap();
std::fs::write(repo_path.join("file3.png"), b"\x89PNG\r\n\x1a\nxyz\0").unwrap();
// try a file that's valid UTF-8 but contains control characters
std::fs::write(repo_path.join("file4.png"), b"\0\0\0").unwrap();
let stdout = test_env.jj_cmd_success(&repo_path, &["diff"]);
insta::assert_snapshot!(stdout, @r###"
Removed regular file file1.png:
(binary)
Modified regular file file2.png:
(binary)
Added regular file file3.png:
(binary)
Added regular file file4.png:
(binary)
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--git"]);
insta::assert_snapshot!(stdout, @r###"
diff --git a/file1.png b/file1.png
deleted file mode 100644
index 2b65b23c22..0000000000
Binary files a/file1.png and /dev/null differ
diff --git a/file2.png b/file2.png
index 7f036ce788..3bd1f0e297 100644
Binary files a/file2.png and b/file2.png differ
diff --git a/file3.png b/file3.png
new file mode 100644
index 0000000000..deacfbc286
Binary files /dev/null and b/file3.png differ
diff --git a/file4.png b/file4.png
new file mode 100644
index 0000000000..4227ca4e87
Binary files /dev/null and b/file4.png differ
"###);
let stdout = test_env.jj_cmd_success(&repo_path, &["diff", "--stat"]);
insta::assert_snapshot!(stdout, @r###"
file1.png | 3 ---
file2.png | 5 ++---
file3.png | 3 +++
file4.png | 1 +
4 files changed, 6 insertions(+), 6 deletions(-)
"###);
}
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