Files
jj-vcs-jj/cli/tests/test_show_command.rs
Yuya Nishihara 30d73a5dc9 cli: show: add support for --reversed flag
I have an alias to show diffs in chronological order. This alias can be migrated
from "jj log" to "jj show" if --reversed is supported.
2026-06-09 13:52:47 +00:00

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// 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 regex::Regex;
use testutils::TestResult;
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");
// Show @ by default
let output = work_dir.run_jj(["show"]);
let output = output.normalize_stdout_with(|s| s.split_inclusive('\n').skip(2).collect());
insta::assert_snapshot!(output, @"
Author : Test User <test.user@example.com> (2001-02-03 08:05:07)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:07)
(no description set)
[EOF]
");
// Specify revision with -r
let output = work_dir.run_jj(["show", "-r@-"]);
insta::assert_snapshot!(output, @"
Commit ID: 0000000000000000000000000000000000000000
Change ID: zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
Author : (no name set) <(no email set)> (1970-01-01 11:00:00)
Committer: (no name set) <(no email set)> (1970-01-01 11:00:00)
(no description set)
[EOF]
");
// Specify both positional and -r args
let output = work_dir.run_jj(["show", "@", "-r@-"]);
insta::assert_snapshot!(output, @"
Commit ID: e8849ae12c709f2321908879bc724fdb2ab8a781
Change ID: qpvuntsmwlqtpsluzzsnyyzlmlwvmlnu
Author : Test User <test.user@example.com> (2001-02-03 08:05:07)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:07)
(no description set)
Commit ID: 0000000000000000000000000000000000000000
Change ID: zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz
Author : (no name set) <(no email set)> (1970-01-01 11:00:00)
Committer: (no name set) <(no email set)> (1970-01-01 11:00:00)
(no description set)
[EOF]
");
// Specify empty revisions
let output = work_dir.run_jj(["show", "none()"]);
insta::assert_snapshot!(output, @"");
}
#[test]
fn test_show_basic() {
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", "foo\n");
work_dir.write_file("file2", "foo\nbaz qux\n");
work_dir.run_jj(["new"]).success();
work_dir.remove_file("file1");
work_dir.write_file("file2", "foo\nbar\nbaz quux\n");
work_dir.write_file("file3", "foo\n");
let output = work_dir.run_jj(["show"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
Modified regular file file2:
1 1: foo
2 : baz qux
2: bar
3: baz quux
Modified regular file file3 (file1 => file3):
[EOF]
");
let output = work_dir.run_jj(["show", "--context=0"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
Modified regular file file2:
1 1: foo
2 : baz qux
2: bar
3: baz quux
Modified regular file file3 (file1 => file3):
[EOF]
");
let output = work_dir.run_jj(["show", "--color=debug"]);
insta::assert_snapshot!(output, @"
<<show commit::Commit ID: >><<show commit commit_id::92e687faa4e5b681937f5a9c47feaa33e6b4892c>><<show commit::>>
<<show commit::Change ID: >><<show commit change_id::rlvkpnrzqnoowoytxnquwvuryrwnrmlp>><<show commit::>>
<<show commit::Author : >><<show commit author name::Test User>><<show commit:: <>><<show commit author email local::test.user>><<show commit author email::@>><<show commit author email domain::example.com>><<show commit::> (>><<show commit author timestamp local format::2001-02-03 08:05:09>><<show commit::)>>
<<show commit::Committer: >><<show commit committer name::Test User>><<show commit:: <>><<show commit committer email local::test.user>><<show commit committer email::@>><<show commit committer email domain::example.com>><<show commit::> (>><<show commit committer timestamp local format::2001-02-03 08:05:09>><<show commit::)>>
<<show commit::>>
<<show commit description placeholder:: (no description set)>><<show commit::>>
<<show commit::>>
<<diff color_words header::Modified regular file file2:>>
<<diff color_words context removed line_number:: 1>><<diff color_words context:: >><<diff color_words context added line_number:: 1>><<diff color_words context::: foo>>
<<diff color_words:: >><<diff color_words added line_number:: 2>><<diff color_words::: >><<diff color_words added token::bar>>
<<diff color_words removed line_number:: 2>><<diff color_words:: >><<diff color_words added line_number:: 3>><<diff color_words::: baz >><<diff color_words removed token::qux>><<diff color_words added token::quux>><<diff color_words::>>
<<diff color_words header::Modified regular file file3 (file1 => file3):>>
[EOF]
");
let output = work_dir.run_jj(["show", "-s"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
M file2
R {file1 => file3}
[EOF]
");
let output = work_dir.run_jj(["show", "--types"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
FF file2
FF {file1 => file3}
[EOF]
");
let output = work_dir.run_jj(["show", "--git"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
diff --git a/file2 b/file2
index 523a4a9de8..485b56a572 100644
--- a/file2
+++ b/file2
@@ -1,2 +1,3 @@
foo
-baz qux
+bar
+baz quux
diff --git a/file1 b/file3
rename from file1
rename to file3
[EOF]
");
let output = work_dir.run_jj(["show", "--git", "--context=0"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
diff --git a/file2 b/file2
index 523a4a9de8..485b56a572 100644
--- a/file2
+++ b/file2
@@ -2,1 +2,2 @@
-baz qux
+bar
+baz quux
diff --git a/file1 b/file3
rename from file1
rename to file3
[EOF]
");
let output = work_dir.run_jj(["show", "--git", "--color=debug"]);
insta::assert_snapshot!(output, @"
<<show commit::Commit ID: >><<show commit commit_id::92e687faa4e5b681937f5a9c47feaa33e6b4892c>><<show commit::>>
<<show commit::Change ID: >><<show commit change_id::rlvkpnrzqnoowoytxnquwvuryrwnrmlp>><<show commit::>>
<<show commit::Author : >><<show commit author name::Test User>><<show commit:: <>><<show commit author email local::test.user>><<show commit author email::@>><<show commit author email domain::example.com>><<show commit::> (>><<show commit author timestamp local format::2001-02-03 08:05:09>><<show commit::)>>
<<show commit::Committer: >><<show commit committer name::Test User>><<show commit:: <>><<show commit committer email local::test.user>><<show commit committer email::@>><<show commit committer email domain::example.com>><<show commit::> (>><<show commit committer timestamp local format::2001-02-03 08:05:09>><<show commit::)>>
<<show commit::>>
<<show commit description placeholder:: (no description set)>><<show commit::>>
<<show commit::>>
<<diff git file_header::diff --git a/file2 b/file2>>
<<diff git file_header::index 523a4a9de8..485b56a572 100644>>
<<diff git file_header::--- a/file2>>
<<diff git file_header::+++ b/file2>>
<<diff git hunk_header::@@ -1,2 +1,3 @@>>
<<diff git context:: foo>>
<<diff git removed::-baz >><<diff git removed token::qux>><<diff git removed::>>
<<diff git added::+>><<diff git added token::bar>>
<<diff git added::+baz >><<diff git added token::quux>><<diff git added::>>
<<diff git file_header::diff --git a/file1 b/file3>>
<<diff git file_header::rename from file1>>
<<diff git file_header::rename to file3>>
[EOF]
");
let output = work_dir.run_jj(["show", "-s", "--git"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
M file2
R {file1 => file3}
diff --git a/file2 b/file2
index 523a4a9de8..485b56a572 100644
--- a/file2
+++ b/file2
@@ -1,2 +1,3 @@
foo
-baz qux
+bar
+baz quux
diff --git a/file1 b/file3
rename from file1
rename to file3
[EOF]
");
let output = work_dir.run_jj(["show", "--stat"]);
insta::assert_snapshot!(output, @"
Commit ID: 92e687faa4e5b681937f5a9c47feaa33e6b4892c
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
(no description set)
file2 | 3 ++-
{file1 => file3} | 0
2 files changed, 2 insertions(+), 1 deletion(-)
[EOF]
");
}
#[test]
fn test_show_with_template() {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
work_dir.run_jj(["new", "-m", "a new commit"]).success();
let output = work_dir.run_jj(["show", "-T", "description"]);
insta::assert_snapshot!(output, @"
a new commit
[EOF]
");
}
#[test]
fn test_show_with_template_no_patch() {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
work_dir.run_jj(["new", "-m", "a new commit"]).success();
work_dir.write_file("file1", "foo\n");
let output = work_dir.run_jj(["show", "--no-patch", "-T", "description"]);
insta::assert_snapshot!(output, @"
a new commit
[EOF]
");
}
#[test]
fn test_show_with_no_patch() {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
work_dir.run_jj(["new", "-m", "a new commit"]).success();
work_dir.write_file("file1", "foo\n");
let output = work_dir.run_jj(["show", "--no-patch"]);
insta::assert_snapshot!(output, @"
Commit ID: 86d5fa72f4ecc6d51478941ee9160db9c52b842e
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:08)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
a new commit
[EOF]
");
}
#[test]
fn test_show_with_no_template() {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
let output = work_dir.run_jj(["show", "-T"]);
insta::assert_snapshot!(output, @"
------- stderr -------
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_config_list
- builtin_config_list_detailed
- builtin_draft_commit_description
- builtin_draft_commit_description_with_diff
- builtin_evolog_compact
- builtin_log_comfortable
- builtin_log_compact
- builtin_log_compact_full_description
- builtin_log_detailed
- builtin_log_node
- builtin_log_node_ascii
- builtin_log_oneline
- builtin_log_redacted
- builtin_op_log_comfortable
- builtin_op_log_compact
- builtin_op_log_node
- builtin_op_log_node_ascii
- builtin_op_log_oneline
- builtin_op_log_redacted
- commit_summary_separator
- default_commit_description
- description_placeholder
- email_placeholder
- empty_commit_marker
- git_format_patch_email_headers
- name_placeholder
[EOF]
[exit status: 2]
");
}
#[test]
fn test_show_relative_timestamps() -> TestResult {
let test_env = TestEnvironment::default();
test_env.run_jj_in(".", ["git", "init", "repo"]).success();
let work_dir = test_env.work_dir("repo");
test_env.add_config(
r#"
[template-aliases]
'format_timestamp(timestamp)' = 'timestamp.ago()'
"#,
);
let output = work_dir.run_jj(["show"]);
let timestamp_re = Regex::new(r"\([0-9]+ years ago\)")?;
let output = output.normalize_stdout_with(|s| {
s.split_inclusive('\n')
.skip(2)
.map(|x| timestamp_re.replace_all(x, "(...timestamp...)"))
.collect()
});
insta::assert_snapshot!(output, @"
Author : Test User <test.user@example.com> (...timestamp...)
Committer: Test User <test.user@example.com> (...timestamp...)
(no description set)
[EOF]
");
Ok(())
}
#[test]
fn test_show_multiple_revisions() {
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");
work_dir.run_jj(["commit", "-m", "add file1"]).success();
work_dir.write_file("file2", "b");
work_dir.run_jj(["commit", "-m", "add file2"]).success();
work_dir.write_file("file1", "c");
work_dir
.run_jj(["describe", "-m", "modify file1"])
.success();
let output = work_dir.run_jj(["show", "root()..@"]);
let output = output.normalize_stdout_with(|s| {
s.split_inclusive('\n')
.filter(|line| !line.starts_with("Change ID") && !line.starts_with("Commit ID"))
.collect()
});
insta::assert_snapshot!(output, @"
Author : Test User <test.user@example.com> (2001-02-03 08:05:10)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:10)
modify file1
Modified regular file file1:
1 : a
1: c
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
add file2
Added regular file file2:
1: b
Author : Test User <test.user@example.com> (2001-02-03 08:05:08)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:08)
add file1
Added regular file file1:
1: a
[EOF]
");
// Specify revision with -r
let output = work_dir.run_jj(["show", "-r", "root()..@"]);
let output = output.normalize_stdout_with(|s| {
s.split_inclusive('\n')
.filter(|line| !line.starts_with("Change ID") && !line.starts_with("Commit ID"))
.collect()
});
insta::assert_snapshot!(output, @"
Author : Test User <test.user@example.com> (2001-02-03 08:05:10)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:10)
modify file1
Modified regular file file1:
1 : a
1: c
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
add file2
Added regular file file2:
1: b
Author : Test User <test.user@example.com> (2001-02-03 08:05:08)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:08)
add file1
Added regular file file1:
1: a
[EOF]
");
// Older revisions first
let output = work_dir.run_jj(["show", "--reversed", "--no-patch", ".."]);
insta::assert_snapshot!(output, @"
Commit ID: 456f4073ef89a8fbee17002de8cd8429f35e7dc9
Change ID: qpvuntsmwlqtpsluzzsnyyzlmlwvmlnu
Author : Test User <test.user@example.com> (2001-02-03 08:05:08)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:08)
add file1
Commit ID: 9155a29f167b8735506b1c10858a4abb9ef80e21
Change ID: rlvkpnrzqnoowoytxnquwvuryrwnrmlp
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
add file2
Commit ID: 997b28cbf801ff095e70f203f75731c955688350
Change ID: kkmpptxzrspxrzommnulwmwkkqwworpl
Author : Test User <test.user@example.com> (2001-02-03 08:05:10)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:10)
modify file1
[EOF]
");
let output = work_dir.run_jj(["show", "--no-patch", "root()..@"]);
let output = output.normalize_stdout_with(|s| {
s.split_inclusive('\n')
.filter(|line| !line.starts_with("Change ID") && !line.starts_with("Commit ID"))
.collect()
});
insta::assert_snapshot!(output, @"
Author : Test User <test.user@example.com> (2001-02-03 08:05:10)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:10)
modify file1
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
add file2
Author : Test User <test.user@example.com> (2001-02-03 08:05:08)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:08)
add file1
[EOF]
");
let output = work_dir.run_jj(["show", "--git", "root()..@"]);
let output = output.normalize_stdout_with(|s| {
s.split_inclusive('\n')
.filter(|line| {
!line.starts_with("Change ID")
&& !line.starts_with("Commit ID")
&& !line.starts_with("index")
})
.collect()
});
insta::assert_snapshot!(output, @"
Author : Test User <test.user@example.com> (2001-02-03 08:05:10)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:10)
modify file1
diff --git a/file1 b/file1
--- a/file1
+++ b/file1
@@ -1,1 +1,1 @@
-a
\\ No newline at end of file
+c
\\ No newline at end of file
Author : Test User <test.user@example.com> (2001-02-03 08:05:09)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:09)
add file2
diff --git a/file2 b/file2
new file mode 100644
--- /dev/null
+++ b/file2
@@ -0,0 +1,1 @@
+b
\\ No newline at end of file
Author : Test User <test.user@example.com> (2001-02-03 08:05:08)
Committer: Test User <test.user@example.com> (2001-02-03 08:05:08)
add file1
diff --git a/file1 b/file1
new file mode 100644
--- /dev/null
+++ b/file1
@@ -0,0 +1,1 @@
+a
\\ No newline at end of file
[EOF]
");
}