jj/tests/test_workspaces.rs
2022-04-28 16:55:10 -07:00

191 lines
7.5 KiB
Rust

// Copyright 2022 Google LLC
//
// 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 itertools::Itertools;
use crate::common::TestEnvironment;
pub mod common;
/// Test adding a second workspace
#[test]
fn test_workspaces_add_second_workspace() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "--git", "main"]);
let main_path = test_env.env_root().join("main");
let secondary_path = test_env.env_root().join("secondary");
std::fs::write(main_path.join("file"), "contents").unwrap();
test_env.jj_cmd_success(&main_path, &["close", "-m", "initial"]);
let stdout = test_env.jj_cmd_success(&main_path, &["workspace", "list"]);
insta::assert_snapshot!(stdout, @r###"
default: 988d8c1dca7e
"###);
let stdout = test_env.jj_cmd_success(
&main_path,
&["workspace", "add", "--name", "second", "../secondary"],
);
insta::assert_snapshot!(stdout.replace('\\', "/"), @r###"
Created workspace in "../secondary"
Working copy now at: 8ac248e0c8d2
Added 1 files, modified 0 files, removed 0 files
"###);
// Can see the checkout in each workspace in the log output. The "@" node in the
// graph indicates the current workspace's checkout.
insta::assert_snapshot!(get_log_output(&test_env, &main_path), @r###"
o 8ac248e0c8d2d1865fe3679296e329c0137b1a31 second@
| @ 988d8c1dca7e0944210ccc33584a6a42cd2962d4 default@
|/
o 2062e7d6f1f46b4fe1453040d691931e77a88f7c
o 0000000000000000000000000000000000000000
"###);
insta::assert_snapshot!(get_log_output(&test_env, &secondary_path), @r###"
@ 8ac248e0c8d2d1865fe3679296e329c0137b1a31 second@
| o 988d8c1dca7e0944210ccc33584a6a42cd2962d4 default@
|/
o 2062e7d6f1f46b4fe1453040d691931e77a88f7c
o 0000000000000000000000000000000000000000
"###);
// Both workspaces show up when we list them
let stdout = test_env.jj_cmd_success(&main_path, &["workspace", "list"]);
insta::assert_snapshot!(stdout, @r###"
default: 988d8c1dca7e
second: 8ac248e0c8d2
"###);
}
/// Test making changes to the working copy in a workspace as it gets rewritten
/// from another workspace
#[test]
fn test_workspaces_conflicting_edits() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "--git", "main"]);
let main_path = test_env.env_root().join("main");
let secondary_path = test_env.env_root().join("secondary");
std::fs::write(main_path.join("file"), "contents\n").unwrap();
test_env.jj_cmd_success(&main_path, &["close", "-m", "initial"]);
test_env.jj_cmd_success(&main_path, &["workspace", "add", "../secondary"]);
insta::assert_snapshot!(get_log_output(&test_env, &main_path), @r###"
o 6bafff1a880f313aebb6d357c79b7aa4befa0af8 secondary@
| @ c8f1217f93a0bc570a8bbfe055980f27062339ef default@
|/
o 5af56dcc2cc27bb234e5574b5a3ebc5f22081462
o 0000000000000000000000000000000000000000
"###);
// Make changes in both working copies
std::fs::write(main_path.join("file"), "changed in main\n").unwrap();
std::fs::write(secondary_path.join("file"), "changed in second\n").unwrap();
// Squash the changes from the main workspace in the initial commit (before
// running any command in the secondary workspace
let stdout = test_env.jj_cmd_success(&main_path, &["squash"]);
insta::assert_snapshot!(stdout, @r###"
Rebased 1 descendant commits
Working copy now at: 86bef7fee095
"###);
// The secondary workspace's checkout was updated
insta::assert_snapshot!(get_log_output(&test_env, &main_path), @r###"
@ 86bef7fee095bb5626d853c222764fc7c9fb88ac default@
| o 8d8269a323a01a287236c4fd5f64dc9737febb5b secondary@
|/
o 52601f748bf6cb00ad5389922f530f20a7ecffaa
o 0000000000000000000000000000000000000000
"###);
let stdout = get_log_output(&test_env, &secondary_path);
// It was detected that the working copy is now stale
// TODO: Since there was an uncommitted change in the working copy, it should
// have been committed first (causing divergence)
assert!(stdout.starts_with("The working copy is stale"));
insta::assert_snapshot!(stdout.lines().skip(1).join("\n"), @r###"
o 86bef7fee095bb5626d853c222764fc7c9fb88ac default@
| @ 8d8269a323a01a287236c4fd5f64dc9737febb5b secondary@
|/
o 52601f748bf6cb00ad5389922f530f20a7ecffaa
o 0000000000000000000000000000000000000000
"###);
}
/// Test forgetting workspaces
#[test]
fn test_workspaces_forget() {
let test_env = TestEnvironment::default();
test_env.jj_cmd_success(test_env.env_root(), &["init", "--git", "main"]);
let main_path = test_env.env_root().join("main");
std::fs::write(main_path.join("file"), "contents").unwrap();
test_env.jj_cmd_success(&main_path, &["close", "-m", "initial"]);
test_env.jj_cmd_success(&main_path, &["workspace", "add", "../secondary"]);
let stdout = test_env.jj_cmd_success(&main_path, &["workspace", "forget"]);
insta::assert_snapshot!(stdout, @"");
// When listing workspaces, only the secondary workspace shows up
let stdout = test_env.jj_cmd_success(&main_path, &["workspace", "list"]);
insta::assert_snapshot!(stdout, @r###"
secondary: 39a6d6c6f295
"###);
// `jj status` tells us that there's no working copy here
let stdout = test_env.jj_cmd_success(&main_path, &["st"]);
insta::assert_snapshot!(stdout, @r###"
No working copy
"###);
// The old checkout doesn't get an "@" in the log output
// TODO: We should abandon the empty working copy commit
// TODO: It seems useful to still have the "secondary@" marker here even though
// there's only one workspace. We should show it when the command is not run
// from that workspace.
insta::assert_snapshot!(get_log_output(&test_env, &main_path), @r###"
o 39a6d6c6f29557f886ded65d50063da4321ab2a8
| o 988d8c1dca7e0944210ccc33584a6a42cd2962d4
|/
o 2062e7d6f1f46b4fe1453040d691931e77a88f7c
o 0000000000000000000000000000000000000000
"###);
// Revision "@" cannot be used
let stderr = test_env.jj_cmd_failure(&main_path, &["log", "-r", "@"]);
insta::assert_snapshot!(stderr, @r###"
Error: Revision "@" doesn't exist
"###);
// Try to add back the workspace
// TODO: We should make this just add it back instead of failing
let stderr = test_env.jj_cmd_failure(&main_path, &["workspace", "add", "."]);
insta::assert_snapshot!(stderr, @r###"
Error: Workspace already exists
"###);
// Forget the secondary workspace
let stdout = test_env.jj_cmd_success(&main_path, &["workspace", "forget", "secondary"]);
insta::assert_snapshot!(stdout, @"");
// No workspaces left
let stdout = test_env.jj_cmd_success(&main_path, &["workspace", "list"]);
insta::assert_snapshot!(stdout, @"");
}
fn get_log_output(test_env: &TestEnvironment, cwd: &Path) -> String {
test_env.jj_cmd_success(cwd, &["log", "-T", r#"commit_id " " checkouts"#])
}