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jj/tests/test_templater.rs
Ilya Grigoriev 0e2579ee6a Switch graph node to use for commit instead of
This follows up on 5c703aeb03.

The only reason for this change is that, subjectively, the result looks better to me. I'm not sure why, but I couldn't get used to the old symbol in spite of its seeming reasonableness. It felt really bold and heavy.

If people agree, we can wait until we need to update the screenshots for some other reason before merging this. Sorry I didn't figure this out while the discussion about the referenced commit was going on.

I'm not 100% certain how many fonts support each symbol. Please try it out and let me know if it doesn't work for you.

Compare after:

![image](https://user-images.githubusercontent.com/4123047/229251383-563b889d-7233-42e2-a3c5-bf9368a4d1fd.png)

and before:

![image](https://user-images.githubusercontent.com/4123047/229251695-7fd0ff2c-2832-4262-ade5-5120288cccdf.png)
2023-04-02 23:15:37 -07:00

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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 std::path::Path;
use crate::common::{get_stderr_string, get_stdout_string, TestEnvironment};
pub mod common;
#[test]
fn test_templater_branches() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "--git", "origin"]);
let origin_path = test_env.env_root().join("origin");
let origin_git_repo_path = origin_path
.join(".jj")
.join("repo")
.join("store")
.join("git");
// Created some branches on the remote
test_env.jj_cmd_success(&origin_path, &["describe", "-m=description 1"]);
test_env.jj_cmd_success(&origin_path, &["branch", "create", "branch1"]);
test_env.jj_cmd_success(&origin_path, &["new", "root", "-m=description 2"]);
test_env.jj_cmd_success(&origin_path, &["branch", "create", "branch2"]);
test_env.jj_cmd_success(&origin_path, &["new", "root", "-m=description 3"]);
test_env.jj_cmd_success(&origin_path, &["branch", "create", "branch3"]);
test_env.jj_cmd_success(&origin_path, &["git", "export"]);
test_env.jj_cmd_success(
test_env.env_root(),
&[
"git",
"clone",
origin_git_repo_path.to_str().unwrap(),
"local",
],
);
let workspace_root = test_env.env_root().join("local");
// Rewrite branch1, move branch2 forward, create conflict in branch3, add
// new-branch
test_env.jj_cmd_success(
&workspace_root,
&["describe", "branch1", "-m", "modified branch1 commit"],
);
test_env.jj_cmd_success(&workspace_root, &["new", "branch2"]);
test_env.jj_cmd_success(&workspace_root, &["branch", "set", "branch2"]);
test_env.jj_cmd_success(&workspace_root, &["branch", "create", "new-branch"]);
test_env.jj_cmd_success(&workspace_root, &["describe", "branch3", "-m=local"]);
test_env.jj_cmd_success(&origin_path, &["describe", "branch3", "-m=origin"]);
test_env.jj_cmd_success(&origin_path, &["git", "export"]);
test_env.jj_cmd_success(&workspace_root, &["git", "fetch"]);
let template = r#"commit_id.short() ++ " " ++ branches"#;
let output = test_env.jj_cmd_success(&workspace_root, &["log", "-T", template]);
insta::assert_snapshot!(output, @r###"
◉ b1bb3766d584 branch3??
│ @ a5b4d15489cc branch2* new-branch
│ │ ◉ 21c33875443e branch1*
├───╯
│ ◉ 8476341eb395 branch2@origin
├─╯
◉ 000000000000
"###);
}
#[test]
fn test_templater_parsed_tree() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_template_output(&test_env, &repo_path, "@-", template);
// Empty
insta::assert_snapshot!(render(r#" "#), @"");
// Single term with whitespace
insta::assert_snapshot!(render(r#" commit_id.short() "#), @"000000000000");
// Multiple terms
insta::assert_snapshot!(render(r#" commit_id.short() ++ empty "#), @"000000000000true");
// Parenthesized single term
insta::assert_snapshot!(render(r#"(commit_id.short())"#), @"000000000000");
// Parenthesized multiple terms and concatenation
insta::assert_snapshot!(render(r#"(commit_id.short() ++ " ") ++ empty"#), @"000000000000 true");
// Parenthesized "if" condition
insta::assert_snapshot!(render(r#"if((divergent), "t", "f")"#), @"f");
// Parenthesized method chaining
insta::assert_snapshot!(render(r#"(commit_id).short()"#), @"000000000000");
}
#[test]
fn test_templater_parse_error() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render_err = |template| test_env.jj_cmd_failure(&repo_path, &["log", "-T", template]);
insta::assert_snapshot!(render_err(r#"description ()"#), @r###"
Error: Failed to parse template: --> 1:13
|
1 | description ()
| ^---
|
= expected EOI
"###);
insta::assert_snapshot!(render_err(r#"foo"#), @r###"
Error: Failed to parse template: --> 1:1
|
1 | foo
| ^-^
|
= Keyword "foo" doesn't exist
"###);
insta::assert_snapshot!(render_err(r#"foo()"#), @r###"
Error: Failed to parse template: --> 1:1
|
1 | foo()
| ^-^
|
= Function "foo" doesn't exist
"###);
insta::assert_snapshot!(render_err(r#"description.first_line().foo()"#), @r###"
Error: Failed to parse template: --> 1:26
|
1 | description.first_line().foo()
| ^-^
|
= Method "foo" doesn't exist for type "String"
"###);
insta::assert_snapshot!(render_err(r#"10000000000000000000"#), @r###"
Error: Failed to parse template: --> 1:1
|
1 | 10000000000000000000
| ^------------------^
|
= Invalid integer literal: number too large to fit in target type
"###);
insta::assert_snapshot!(render_err(r#"42.foo()"#), @r###"
Error: Failed to parse template: --> 1:4
|
1 | 42.foo()
| ^-^
|
= Method "foo" doesn't exist for type "Integer"
"###);
insta::assert_snapshot!(render_err(r#"("foo" ++ "bar").baz()"#), @r###"
Error: Failed to parse template: --> 1:18
|
1 | ("foo" ++ "bar").baz()
| ^-^
|
= Method "baz" doesn't exist for type "Template"
"###);
insta::assert_snapshot!(render_err(r#"description.contains()"#), @r###"
Error: Failed to parse template: --> 1:22
|
1 | description.contains()
| ^
|
= Function "contains": Expected 1 arguments
"###);
insta::assert_snapshot!(render_err(r#"description.first_line("foo")"#), @r###"
Error: Failed to parse template: --> 1:24
|
1 | description.first_line("foo")
| ^---^
|
= Function "first_line": Expected 0 arguments
"###);
insta::assert_snapshot!(render_err(r#"label()"#), @r###"
Error: Failed to parse template: --> 1:7
|
1 | label()
| ^
|
= Function "label": Expected 2 arguments
"###);
insta::assert_snapshot!(render_err(r#"label("foo", "bar", "baz")"#), @r###"
Error: Failed to parse template: --> 1:7
|
1 | label("foo", "bar", "baz")
| ^-----------------^
|
= Function "label": Expected 2 arguments
"###);
insta::assert_snapshot!(render_err(r#"if()"#), @r###"
Error: Failed to parse template: --> 1:4
|
1 | if()
| ^
|
= Function "if": Expected 2 to 3 arguments
"###);
insta::assert_snapshot!(render_err(r#"if("foo", "bar", "baz", "quux")"#), @r###"
Error: Failed to parse template: --> 1:4
|
1 | if("foo", "bar", "baz", "quux")
| ^-------------------------^
|
= Function "if": Expected 2 to 3 arguments
"###);
insta::assert_snapshot!(render_err(r#"if(label("foo", "bar"), "baz")"#), @r###"
Error: Failed to parse template: --> 1:4
|
1 | if(label("foo", "bar"), "baz")
| ^-----------------^
|
= Expected expression of type "Boolean"
"###);
insta::assert_snapshot!(render_err(r#"|x| description"#), @r###"
Error: Failed to parse template: --> 1:1
|
1 | |x| description
| ^-------------^
|
= Lambda cannot be defined here
"###);
}
#[test]
fn test_templater_list_method() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_template_output(&test_env, &repo_path, "@-", template);
let render_err = |template| test_env.jj_cmd_failure(&repo_path, &["log", "-T", template]);
test_env.add_config(
r###"
[template-aliases]
'identity' = '|x| x'
'too_many_params' = '|x, y| x'
"###,
);
insta::assert_snapshot!(render(r#""".lines().join("|")"#), @"");
insta::assert_snapshot!(render(r#""a\nb\nc".lines().join("|")"#), @"a|b|c");
// Keyword as separator
insta::assert_snapshot!(render(r#""a\nb\nc".lines().join(commit_id.short(2))"#), @"a00b00c");
insta::assert_snapshot!(render(r#""a\nb\nc".lines().map(|s| s ++ s)"#), @"aa bb cc");
// Global keyword in item template
insta::assert_snapshot!(
render(r#""a\nb\nc".lines().map(|s| s ++ empty)"#), @"atrue btrue ctrue");
// Override global keyword 'empty'
insta::assert_snapshot!(
render(r#""a\nb\nc".lines().map(|empty| empty)"#), @"a b c");
// Nested map operations
insta::assert_snapshot!(
render(r#""a\nb\nc".lines().map(|s| "x\ny".lines().map(|t| s ++ t))"#),
@"ax ay bx by cx cy");
// Nested map/join operations
insta::assert_snapshot!(
render(r#""a\nb\nc".lines().map(|s| "x\ny".lines().map(|t| s ++ t).join(",")).join(";")"#),
@"ax,ay;bx,by;cx,cy");
// Lambda expression in alias
insta::assert_snapshot!(render(r#""a\nb\nc".lines().map(identity)"#), @"a b c");
// Not a lambda expression
insta::assert_snapshot!(render_err(r#""a".lines().map(empty)"#), @r###"
Error: Failed to parse template: --> 1:17
|
1 | "a".lines().map(empty)
| ^---^
|
= Expected lambda expression
"###);
// Bad lambda parameter count
insta::assert_snapshot!(render_err(r#""a".lines().map(|| "")"#), @r###"
Error: Failed to parse template: --> 1:18
|
1 | "a".lines().map(|| "")
| ^
|
= Expected 1 lambda parameters
"###);
insta::assert_snapshot!(render_err(r#""a".lines().map(|a, b| "")"#), @r###"
Error: Failed to parse template: --> 1:18
|
1 | "a".lines().map(|a, b| "")
| ^--^
|
= Expected 1 lambda parameters
"###);
// Error in lambda expression
insta::assert_snapshot!(render_err(r#""a".lines().map(|s| s.unknown())"#), @r###"
Error: Failed to parse template: --> 1:23
|
1 | "a".lines().map(|s| s.unknown())
| ^-----^
|
= Method "unknown" doesn't exist for type "String"
"###);
// Error in lambda alias
insta::assert_snapshot!(render_err(r#""a".lines().map(too_many_params)"#), @r###"
Error: Failed to parse template: --> 1:17
|
1 | "a".lines().map(too_many_params)
| ^-------------^
|
= Alias "too_many_params" cannot be expanded
--> 1:2
|
1 | |x, y| x
| ^--^
|
= Expected 1 lambda parameters
"###);
}
#[test]
fn test_templater_string_method() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
test_env.jj_cmd_success(&repo_path, &["commit", "-m=description 1"]);
let render = |template| get_template_output(&test_env, &repo_path, "@-", template);
insta::assert_snapshot!(render(r#""fooo".contains("foo")"#), @"true");
insta::assert_snapshot!(render(r#""foo".contains("fooo")"#), @"false");
insta::assert_snapshot!(render(r#"description.contains("description")"#), @"true");
insta::assert_snapshot!(
render(r#""description 123".contains(description.first_line())"#), @"true");
insta::assert_snapshot!(render(r#""".first_line()"#), @"");
insta::assert_snapshot!(render(r#""foo\nbar".first_line()"#), @"foo");
insta::assert_snapshot!(render(r#""".lines()"#), @"");
insta::assert_snapshot!(render(r#""a\nb\nc\n".lines()"#), @"a b c");
}
#[test]
fn test_templater_signature() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_template_output(&test_env, &repo_path, "@", template);
test_env.jj_cmd_success(&repo_path, &["new"]);
insta::assert_snapshot!(render(r#"author"#), @"Test User <test.user@example.com>");
insta::assert_snapshot!(render(r#"author.name()"#), @"Test User");
insta::assert_snapshot!(render(r#"author.email()"#), @"test.user@example.com");
insta::assert_snapshot!(render(r#"author.username()"#), @"test.user");
test_env.jj_cmd_success(
&repo_path,
&["--config-toml=user.name='Another Test User'", "new"],
);
insta::assert_snapshot!(render(r#"author"#), @"Another Test User <test.user@example.com>");
insta::assert_snapshot!(render(r#"author.name()"#), @"Another Test User");
insta::assert_snapshot!(render(r#"author.email()"#), @"test.user@example.com");
insta::assert_snapshot!(render(r#"author.username()"#), @"test.user");
test_env.jj_cmd_success(
&repo_path,
&[
"--config-toml=user.email='test.user@invalid@example.com'",
"new",
],
);
insta::assert_snapshot!(render(r#"author"#), @"Test User <test.user@invalid@example.com>");
insta::assert_snapshot!(render(r#"author.name()"#), @"Test User");
insta::assert_snapshot!(render(r#"author.email()"#), @"test.user@invalid@example.com");
insta::assert_snapshot!(render(r#"author.username()"#), @"test.user");
test_env.jj_cmd_success(&repo_path, &["--config-toml=user.email='test.user'", "new"]);
insta::assert_snapshot!(render(r#"author"#), @"Test User <test.user>");
insta::assert_snapshot!(render(r#"author.email()"#), @"test.user");
insta::assert_snapshot!(render(r#"author.username()"#), @"test.user");
test_env.jj_cmd_success(
&repo_path,
&[
"--config-toml=user.email='test.user+tag@example.com'",
"new",
],
);
insta::assert_snapshot!(render(r#"author"#), @"Test User <test.user+tag@example.com>");
insta::assert_snapshot!(render(r#"author.email()"#), @"test.user+tag@example.com");
insta::assert_snapshot!(render(r#"author.username()"#), @"test.user+tag");
test_env.jj_cmd_success(&repo_path, &["--config-toml=user.email='x@y'", "new"]);
insta::assert_snapshot!(render(r#"author"#), @"Test User <x@y>");
insta::assert_snapshot!(render(r#"author.email()"#), @"x@y");
insta::assert_snapshot!(render(r#"author.username()"#), @"x");
}
#[test]
fn test_templater_timestamp_method() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_template_output(&test_env, &repo_path, "@-", template);
let render_err = |template| test_env.jj_cmd_failure(&repo_path, &["log", "-T", template]);
test_env.add_config(
r###"
[template-aliases]
'time_format' = '"%Y-%m-%d"'
'bad_time_format' = '"%_"'
"###,
);
insta::assert_snapshot!(
render(r#"author.timestamp().format("%Y%m%d %H:%M:%S")"#), @"19700101 00:00:00");
// Invalid format string
insta::assert_snapshot!(render_err(r#"author.timestamp().format("%_")"#), @r###"
Error: Failed to parse template: --> 1:27
|
1 | author.timestamp().format("%_")
| ^--^
|
= Invalid time format
"###);
// Invalid type
insta::assert_snapshot!(render_err(r#"author.timestamp().format(0)"#), @r###"
Error: Failed to parse template: --> 1:27
|
1 | author.timestamp().format(0)
| ^
|
= Expected string literal
"###);
// Dynamic string isn't supported yet
insta::assert_snapshot!(render_err(r#"author.timestamp().format("%Y" ++ "%m")"#), @r###"
Error: Failed to parse template: --> 1:27
|
1 | author.timestamp().format("%Y" ++ "%m")
| ^----------^
|
= Expected string literal
"###);
// Literal alias expansion
insta::assert_snapshot!(render(r#"author.timestamp().format(time_format)"#), @"1970-01-01");
insta::assert_snapshot!(render_err(r#"author.timestamp().format(bad_time_format)"#), @r###"
Error: Failed to parse template: --> 1:27
|
1 | author.timestamp().format(bad_time_format)
| ^-------------^
|
= Alias "bad_time_format" cannot be expanded
--> 1:1
|
1 | "%_"
| ^--^
|
= Invalid time format
"###);
}
#[test]
fn test_templater_fill_function() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_colored_template_output(&test_env, &repo_path, "@-", template);
insta::assert_snapshot!(
render(r#"fill(20, "The quick fox jumps over the " ++
label("error", "lazy") ++ " dog\n")"#),
@r###"
The quick fox jumps
over the lazy dog
"###);
// Word-wrap, then indent
insta::assert_snapshot!(
render(r#""START marker to help insta\n" ++
indent(" ", fill(20, "The quick fox jumps over the " ++
label("error", "lazy") ++ " dog\n"))"#),
@r###"
START marker to help insta
The quick fox jumps
over the lazy dog
"###);
// Word-wrap indented (no special handling for leading spaces)
insta::assert_snapshot!(
render(r#""START marker to help insta\n" ++
fill(20, indent(" ", "The quick fox jumps over the " ++
label("error", "lazy") ++ " dog\n"))"#),
@r###"
START marker to help insta
The quick fox
jumps over the lazy
dog
"###);
}
#[test]
fn test_templater_indent_function() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_colored_template_output(&test_env, &repo_path, "@-", template);
// Empty line shouldn't be indented. Not using insta here because we test
// whitespace existence.
assert_eq!(render(r#"indent("__", "")"#), "");
assert_eq!(render(r#"indent("__", "\n")"#), "\n");
assert_eq!(render(r#"indent("__", "a\n\nb")"#), "__a\n\n__b");
// "\n" at end of labeled text
insta::assert_snapshot!(
render(r#"indent("__", label("error", "a\n") ++ label("warning", "b\n"))"#),
@r###"
__a
__b
"###);
// "\n" in labeled text
insta::assert_snapshot!(
render(r#"indent("__", label("error", "a") ++ label("warning", "b\nc"))"#),
@r###"
__ab
__c
"###);
// Labeled prefix + unlabeled content
insta::assert_snapshot!(
render(r#"indent(label("error", "XX"), "a\nb\n")"#),
@r###"
XXa
XXb
"###);
// Nested indent, silly but works
insta::assert_snapshot!(
render(r#"indent(label("hint", "A"),
label("warning", indent(label("hint", "B"),
label("error", "x\n") ++ "y")))"#),
@r###"
ABx
ABy
"###);
}
#[test]
fn test_templater_label_function() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_colored_template_output(&test_env, &repo_path, "@-", template);
// Literal
insta::assert_snapshot!(render(r#"label("error", "text")"#), @"text");
// Evaluated property
insta::assert_snapshot!(
render(r#"label("error".first_line(), "text")"#), @"text");
// Template
insta::assert_snapshot!(
render(r#"label(if(empty, "error", "warning"), "text")"#), @"text");
}
#[test]
fn test_templater_concat_function() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_colored_template_output(&test_env, &repo_path, "@-", template);
insta::assert_snapshot!(render(r#"concat()"#), @"");
insta::assert_snapshot!(render(r#"concat(author, empty)"#), @" <>true");
insta::assert_snapshot!(
render(r#"concat(label("error", ""), label("warning", "a"), "b")"#),
@"ab");
}
#[test]
fn test_templater_separate_function() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_colored_template_output(&test_env, &repo_path, "@-", template);
insta::assert_snapshot!(render(r#"separate(" ")"#), @"");
insta::assert_snapshot!(render(r#"separate(" ", "")"#), @"");
insta::assert_snapshot!(render(r#"separate(" ", "a")"#), @"a");
insta::assert_snapshot!(render(r#"separate(" ", "a", "b")"#), @"a b");
insta::assert_snapshot!(render(r#"separate(" ", "a", "", "b")"#), @"a b");
insta::assert_snapshot!(render(r#"separate(" ", "a", "b", "")"#), @"a b");
insta::assert_snapshot!(render(r#"separate(" ", "", "a", "b")"#), @"a b");
// Labeled
insta::assert_snapshot!(
render(r#"separate(" ", label("error", ""), label("warning", "a"), "b")"#),
@"a b");
// List template
insta::assert_snapshot!(render(r#"separate(" ", "a", ("" ++ ""))"#), @"a");
insta::assert_snapshot!(render(r#"separate(" ", "a", ("" ++ "b"))"#), @"a b");
// Nested separate
insta::assert_snapshot!(
render(r#"separate(" ", "a", separate("|", "", ""))"#), @"a");
insta::assert_snapshot!(
render(r#"separate(" ", "a", separate("|", "b", ""))"#), @"a b");
insta::assert_snapshot!(
render(r#"separate(" ", "a", separate("|", "b", "c"))"#), @"a b|c");
// Conditional template
insta::assert_snapshot!(
render(r#"separate(" ", "a", if("t", ""))"#), @"a");
insta::assert_snapshot!(
render(r#"separate(" ", "a", if("t", "", "f"))"#), @"a");
insta::assert_snapshot!(
render(r#"separate(" ", "a", if("", "t", ""))"#), @"a");
insta::assert_snapshot!(
render(r#"separate(" ", "a", if("t", "t", "f"))"#), @"a t");
// Separate keywords
insta::assert_snapshot!(
render(r#"separate(" ", author, description, empty)"#), @" <> true");
// Keyword as separator
insta::assert_snapshot!(
render(r#"separate(author, "X", "Y", "Z")"#), @"X <>Y <>Z");
}
#[test]
fn test_templater_upper_lower() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_colored_template_output(&test_env, &repo_path, "@-", template);
insta::assert_snapshot!(
render(r#"change_id.shortest(4).upper() ++ change_id.shortest(4).upper().lower()"#),
@"ZZZZzzzz");
insta::assert_snapshot!(
render(r#""Hello".upper() ++ "Hello".lower()"#), @"HELLOhello");
}
#[test]
fn test_templater_alias() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
let render = |template| get_template_output(&test_env, &repo_path, "@-", template);
let render_err = |template| test_env.jj_cmd_failure(&repo_path, &["log", "-T", template]);
test_env.add_config(
r###"
[template-aliases]
'my_commit_id' = 'commit_id.short()'
'syntax_error' = 'foo.'
'name_error' = 'unknown_id'
'recurse' = 'recurse1'
'recurse1' = 'recurse2()'
'recurse2()' = 'recurse'
'identity(x)' = 'x'
'coalesce(x, y)' = 'if(x, x, y)'
"###,
);
insta::assert_snapshot!(render("my_commit_id"), @"000000000000");
insta::assert_snapshot!(render("identity(my_commit_id)"), @"000000000000");
insta::assert_snapshot!(render_err("commit_id ++ syntax_error"), @r###"
Error: Failed to parse template: --> 1:14
|
1 | commit_id ++ syntax_error
| ^----------^
|
= Alias "syntax_error" cannot be expanded
--> 1:5
|
1 | foo.
| ^---
|
= expected identifier
"###);
insta::assert_snapshot!(render_err("commit_id ++ name_error"), @r###"
Error: Failed to parse template: --> 1:14
|
1 | commit_id ++ name_error
| ^--------^
|
= Alias "name_error" cannot be expanded
--> 1:1
|
1 | unknown_id
| ^--------^
|
= Keyword "unknown_id" doesn't exist
"###);
insta::assert_snapshot!(render_err(r#"identity(identity(commit_id.short("")))"#), @r###"
Error: Failed to parse template: --> 1:1
|
1 | identity(identity(commit_id.short("")))
| ^-------------------------------------^
|
= Alias "identity()" cannot be expanded
--> 1:10
|
1 | identity(identity(commit_id.short("")))
| ^---------------------------^
|
= Alias "identity()" cannot be expanded
--> 1:35
|
1 | identity(identity(commit_id.short("")))
| ^^
|
= Expected expression of type "Integer"
"###);
insta::assert_snapshot!(render_err("commit_id ++ recurse"), @r###"
Error: Failed to parse template: --> 1:14
|
1 | commit_id ++ recurse
| ^-----^
|
= Alias "recurse" cannot be expanded
--> 1:1
|
1 | recurse1
| ^------^
|
= Alias "recurse1" cannot be expanded
--> 1:1
|
1 | recurse2()
| ^--------^
|
= Alias "recurse2()" cannot be expanded
--> 1:1
|
1 | recurse
| ^-----^
|
= Alias "recurse" expanded recursively
"###);
insta::assert_snapshot!(render_err("identity()"), @r###"
Error: Failed to parse template: --> 1:10
|
1 | identity()
| ^
|
= Function "identity": Expected 1 arguments
"###);
insta::assert_snapshot!(render_err("identity(commit_id, commit_id)"), @r###"
Error: Failed to parse template: --> 1:10
|
1 | identity(commit_id, commit_id)
| ^------------------^
|
= Function "identity": Expected 1 arguments
"###);
insta::assert_snapshot!(render_err(r#"coalesce(label("x", "not boolean"), "")"#), @r###"
Error: Failed to parse template: --> 1:1
|
1 | coalesce(label("x", "not boolean"), "")
| ^-------------------------------------^
|
= Alias "coalesce()" cannot be expanded
--> 1:10
|
1 | coalesce(label("x", "not boolean"), "")
| ^-----------------------^
|
= Expected expression of type "Boolean"
"###);
}
#[test]
fn test_templater_bad_alias_decl() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "repo", "--git"]);
let repo_path = test_env.env_root().join("repo");
test_env.add_config(
r###"
[template-aliases]
'badfn(a, a)' = 'a'
'my_commit_id' = 'commit_id.short()'
"###,
);
// Invalid declaration should be warned and ignored.
let assert = test_env
.jj_cmd(&repo_path, &["log", "--no-graph", "-r@-", "-Tmy_commit_id"])
.assert()
.success();
insta::assert_snapshot!(get_stdout_string(&assert), @"000000000000");
insta::assert_snapshot!(get_stderr_string(&assert), @r###"
Failed to load "template-aliases.badfn(a, a)": --> 1:7
|
1 | badfn(a, a)
| ^--^
|
= Redefinition of function parameter
"###);
}
fn get_template_output(
test_env: &TestEnvironment,
repo_path: &Path,
rev: &str,
template: &str,
) -> String {
test_env.jj_cmd_success(repo_path, &["log", "--no-graph", "-r", rev, "-T", template])
}
fn get_colored_template_output(
test_env: &TestEnvironment,
repo_path: &Path,
rev: &str,
template: &str,
) -> String {
test_env.jj_cmd_success(
repo_path,
&[
"log",
"--color=always",
"--no-graph",
"-r",
rev,
"-T",
template,
],
)
}