// 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 crate::common::TestEnvironment; #[test]fn test_show() {    let test_env = TestEnvironment::default();    test_env.run_jj_in(".", ["git", "init", "repo"]).success();    let work_dir = test_env.work_dir("repo");     work_dir.write_file("file1", "a\n");    work_dir.run_jj(["new"]).success();    work_dir.write_file("file1", "b\n");    work_dir.create_dir("dir");    work_dir.write_file("dir/file2", "c\n");     // Can print the contents of a file in a commit    let output = work_dir.run_jj(["file", "show", "file1", "-r", "@-"]);    insta::assert_snapshot!(output, @r"    a    [EOF]    ");     // Defaults to printing the working-copy version    let output = work_dir.run_jj(["file", "show", "file1"]);    insta::assert_snapshot!(output, @r"    b    [EOF]    ");     // Can print a file in a subdirectory    let subdir_file = if cfg!(unix) {        "dir/file2"    } else {        "dir\\file2"    };    let output = work_dir.run_jj(["file", "show", subdir_file]);    insta::assert_snapshot!(output, @r"    c    [EOF]    ");     // Error if the path doesn't exist    let output = work_dir.run_jj(["file", "show", "nonexistent"]);    insta::assert_snapshot!(output, @r"    ------- stderr -------    Error: No such path: nonexistent    [EOF]    [exit status: 1]    ");     // Can print files under the specified directory    let output = work_dir.run_jj(["file", "show", "dir"]);    insta::assert_snapshot!(output, @r"    c    [EOF]    ");     // Can print a single file with template    let template = r#""--- " ++ path ++ "\n""#;    let output = work_dir.run_jj(["file", "show", "-T", template, "file1"]);    insta::assert_snapshot!(output, @r"    --- file1    b    [EOF]    ");     // Can print multiple files with template    let output = work_dir.run_jj(["file", "show", "-T", template, "."]);    insta::assert_snapshot!(output, @r"    --- dir/file2    c    --- file1    b    [EOF]    ");     // Unmatched paths should generate warnings    let output = work_dir.run_jj(["file", "show", "file1", "non-existent"]);    insta::assert_snapshot!(output, @r"    b    [EOF]    ------- stderr -------    Warning: No matching entries for paths: non-existent    [EOF]    ");     // Can print a conflict    work_dir.run_jj(["new"]).success();    work_dir.write_file("file1", "c\n");    work_dir        .run_jj(["rebase", "-r", "@", "-d", "@--"])        .success();    let output = work_dir.run_jj(["file", "show", "file1"]);    insta::assert_snapshot!(output, @r"    <<<<<<< Conflict 1 of 1    %%%%%%% Changes from base to side #1    -b    +a    +++++++ Contents of side #2    c    >>>>>>> Conflict 1 of 1 ends    [EOF]    ");} #[cfg(unix)]#[test]fn test_show_symlink() {    let test_env = TestEnvironment::default();    test_env.run_jj_in(".", ["git", "init", "repo"]).success();    let work_dir = test_env.work_dir("repo");     work_dir.write_file("file1", "a\n");    work_dir.create_dir("dir");    work_dir.write_file("dir/file2", "c\n");    std::os::unix::fs::symlink("symlink1_target", work_dir.root().join("symlink1")).unwrap();     // Can print multiple files with template    let template = r#""--- " ++ path ++ " [" ++ file_type ++ "]\n""#;    let output = work_dir.run_jj(["file", "show", "-T", template, "."]);    insta::assert_snapshot!(output, @r"    --- dir/file2 [file]    c    --- file1 [file]    a    --- symlink1 [symlink]    [EOF]    ------- stderr -------    Warning: Path 'symlink1' exists but is not a file    [EOF]    ");}