// 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(), &["init", "repo", "--git"]);    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 05ce7118 (empty) (no description set)    Parent commit      : rlvkpnrz 5c52832c (empty) second    "###);    insta::assert_snapshot!(get_log_output(&test_env, &repo_path), @r###"    @  05ce7118568d3007efc9163b055f9cb4a6becfde    ◉  5c52832c3483e0ace06d047a806024984f28f1d7 second    ◉  69542c1984c1f9d91f7c6c9c9e6941782c944bd9 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###"    @  1191baaf276e3d0b96b1747e885b3a517be80d6f my message    │ ◉  5c52832c3483e0ace06d047a806024984f28f1d7 second    ├─╯    ◉  69542c1984c1f9d91f7c6c9c9e6941782c944bd9 first    ◉  0000000000000000000000000000000000000000    "###);} #[test]fn test_checkout_not_single_rev() {    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, &["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 2f859371 (empty) (no description set)    mzvwutvl 5c1afd8b (empty) fifth    zsuskuln 009f88bf (empty) fourth    kkmpptxz 3fa8931e (empty) third    rlvkpnrz 5c52832c (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 5c1afd8b (empty) fifth    zsuskuln 009f88bf (empty) fourth    kkmpptxz 3fa8931e (empty) third    rlvkpnrz 5c52832c (empty) second    qpvuntsm 69542c19 (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 5c1afd8b (empty) fifth    zsuskuln 009f88bf (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])}