// 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 itertools::Itertools;use regex::Regex; use crate::common::TestEnvironment; #[test]fn test_show() {    let test_env = TestEnvironment::default();    test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);    let repo_path = test_env.env_root().join("repo");     let stdout = test_env.jj_cmd_success(&repo_path, &["show"]);    let stdout = stdout.lines().skip(2).join("\n");     insta::assert_snapshot!(stdout, @r###"    Author: Test User <test.user@example.com> (2001-02-03 04:05:07.000 +07:00)    Committer: Test User <test.user@example.com> (2001-02-03 04:05:07.000 +07:00)         (no description set)    "###);} #[test]fn test_show_with_template() {    let test_env = TestEnvironment::default();    test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);    let repo_path = test_env.env_root().join("repo");    test_env.jj_cmd_ok(&repo_path, &["new", "-m", "a new commit"]);     let stdout = test_env.jj_cmd_success(&repo_path, &["show", "-T", "description"]);     insta::assert_snapshot!(stdout, @r###"    a new commit    "###);} #[test]fn test_show_with_no_template() {    let test_env = TestEnvironment::default();    test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);    let repo_path = test_env.env_root().join("repo");     let stderr = test_env.jj_cmd_cli_error(&repo_path, &["show", "-T"]);    insta::assert_snapshot!(stderr, @r###"    error: a value is required for '--template <TEMPLATE>' but none was supplied     For more information, try '--help'.    Hint: The following template aliases are defined:    - builtin_change_id_with_hidden_and_divergent_info    - builtin_log_comfortable    - builtin_log_compact    - builtin_log_detailed    - builtin_log_oneline    - builtin_op_log_comfortable    - builtin_op_log_compact    - commit_summary_separator    - description_placeholder    - email_placeholder    - name_placeholder    "###);} #[test]fn test_show_relative_timestamps() {    let test_env = TestEnvironment::default();    test_env.jj_cmd_ok(test_env.env_root(), &["init", "repo", "--git"]);    let repo_path = test_env.env_root().join("repo");     test_env.add_config(        r#"        [template-aliases]        'format_timestamp(timestamp)' = 'timestamp.ago()'        "#,    );     let stdout = test_env.jj_cmd_success(&repo_path, &["show"]);    let timestamp_re = Regex::new(r"\([0-9]+ years ago\)").unwrap();    let stdout = stdout        .lines()        .skip(2)        .map(|x| timestamp_re.replace_all(x, "(...timestamp...)"))        .join("\n");     insta::assert_snapshot!(stdout, @r###"    Author: Test User <test.user@example.com> (...timestamp...)    Committer: Test User <test.user@example.com> (...timestamp...)         (no description set)    "###);}