jj/cli/tests/test_checkout.rs

// 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::TestEnvironment;

#[test]
fn test_checkout() {
    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, &["commit", "-m", "first"]);
    test_env.jj_cmd_ok(&repo_path, &["describe", "-m", "second"]);

    // Check out current commit
    let (stdout, stderr) = test_env.jj_cmd_ok(&repo_path, &["checkout", "@"]);
    insta::assert_snapshot!(stdout, @"");
    insta::assert_snapshot!(stderr, @r###"
    Warning: `jj checkout` is deprecated; use `jj new` instead, which is equivalent
    Warning: `jj checkout` will be removed in a future version, and this will be a hard error
    Working copy now at: zsuskuln c97da310 (empty) (no description set)
    Parent commit      : rlvkpnrz 9ed53a4a (empty) second
    "###);
    insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
    @  c97da310c66008034013412d321397242e1e43ef
    ○  9ed53a4a1becd028f9a2fe0d5275973acea7e8da second
    ○  fa15625b4a986997697639dfc2844138900c79f2 first
    ◆  0000000000000000000000000000000000000000
    "###);

    // Can provide a description
    test_env.jj_cmd_ok(&repo_path, &["checkout", "@--", "-m", "my message"]);
    insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"
    @  6f9c4a002224fde4ebc48ce6ec03d5ffcfa64ad2 my message
    │ ○  9ed53a4a1becd028f9a2fe0d5275973acea7e8da second
    ├─╯
    ○  fa15625b4a986997697639dfc2844138900c79f2 first
    ◆  0000000000000000000000000000000000000000
    "###);
}

#[test]
fn test_checkout_not_single_rev() {
    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, &["commit", "-m", "first"]);
    test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "second"]);
    test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "third"]);
    test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "fourth"]);
    test_env.jj_cmd_ok(&repo_path, &["commit", "-m", "fifth"]);

    let stderr = test_env.jj_cmd_failure(&repo_path, &["checkout", "root()..@"]);
    insta::assert_snapshot!(stderr, @r###"
    Warning: `jj checkout` is deprecated; use `jj new` instead, which is equivalent
    Warning: `jj checkout` will be removed in a future version, and this will be a hard error
    Error: Revset "root()..@" resolved to more than one revision
    Hint: The revset "root()..@" resolved to these revisions:
      royxmykx 554d2245 (empty) (no description set)
      mzvwutvl a497e2bf (empty) fifth
      zsuskuln 9d7e5e99 (empty) fourth
      kkmpptxz 30056b0c (empty) third
      rlvkpnrz 9ed53a4a (empty) second
      ...
    "###);

    let stderr = test_env.jj_cmd_failure(&repo_path, &["checkout", "root()..@-"]);
    insta::assert_snapshot!(stderr, @r###"
    Warning: `jj checkout` is deprecated; use `jj new` instead, which is equivalent
    Warning: `jj checkout` will be removed in a future version, and this will be a hard error
    Error: Revset "root()..@-" resolved to more than one revision
    Hint: The revset "root()..@-" resolved to these revisions:
      mzvwutvl a497e2bf (empty) fifth
      zsuskuln 9d7e5e99 (empty) fourth
      kkmpptxz 30056b0c (empty) third
      rlvkpnrz 9ed53a4a (empty) second
      qpvuntsm fa15625b (empty) first
    "###);

    let stderr = test_env.jj_cmd_failure(&repo_path, &["checkout", "@-|@--"]);
    insta::assert_snapshot!(stderr, @r###"
    Warning: `jj checkout` is deprecated; use `jj new` instead, which is equivalent
    Warning: `jj checkout` will be removed in a future version, and this will be a hard error
    Error: Revset "@-|@--" resolved to more than one revision
    Hint: The revset "@-|@--" resolved to these revisions:
      mzvwutvl a497e2bf (empty) fifth
      zsuskuln 9d7e5e99 (empty) fourth
    "###);

    let stderr = test_env.jj_cmd_failure(&repo_path, &["checkout", "none()"]);
    insta::assert_snapshot!(stderr, @r###"
    Warning: `jj checkout` is deprecated; use `jj new` instead, which is equivalent
    Warning: `jj checkout` will be removed in a future version, and this will be a hard error
    Error: Revset "none()" didn't resolve to any revisions
    "###);
}

fn get_log_output(test_env: &TestEnvironment, cwd: &Path) -> String {
    let template = r#"commit_id ++ " " ++ description"#;
    test_env.jj_cmd_success(cwd, &["log", "-T", template])
}