Merging upstream version 2.15.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

9 files changed, 144 insertions, 17 deletions

diff --git a/tests/clientlib_test.py b/tests/clientlib_test.py
index 09bdb3e..da794e6 100644
--- a/tests/clientlib_test.py
+++ b/tests/clientlib_test.py
@@ -1,4 +1,5 @@
 import logging
+import re
 
 import cfgv
 import pytest
@@ -10,6 +11,7 @@ from pre_commit.clientlib import CONFIG_REPO_DICT
 from pre_commit.clientlib import CONFIG_SCHEMA
 from pre_commit.clientlib import DEFAULT_LANGUAGE_VERSION
 from pre_commit.clientlib import MANIFEST_SCHEMA
+from pre_commit.clientlib import META_HOOK_DICT
 from pre_commit.clientlib import MigrateShaToRev
 from pre_commit.clientlib import validate_config_main
 from pre_commit.clientlib import validate_manifest_main
@@ -392,6 +394,15 @@ def test_meta_hook_invalid(config_repo):
         cfgv.validate(config_repo, CONFIG_REPO_DICT)
 
 
+def test_meta_check_hooks_apply_only_at_top_level():
+    cfg = {'id': 'check-hooks-apply'}
+    cfg = cfgv.apply_defaults(cfg, META_HOOK_DICT)
+
+    files_re = re.compile(cfg['files'])
+    assert files_re.search('.pre-commit-config.yaml')
+    assert not files_re.search('foo/.pre-commit-config.yaml')
+
+
 @pytest.mark.parametrize(
     'mapping',
     (
diff --git a/tests/commands/hook_impl_test.py b/tests/commands/hook_impl_test.py
index c38b9ca..37b78bc 100644
--- a/tests/commands/hook_impl_test.py
+++ b/tests/commands/hook_impl_test.py
@@ -99,6 +99,7 @@ def test_run_legacy_recursive(tmpdir):
         ('post-commit', []),
         ('post-merge', ['1']),
         ('post-checkout', ['old_head', 'new_head', '1']),
+        ('post-rewrite', ['amend']),
         # multiple choices for commit-editmsg
         ('prepare-commit-msg', ['.git/COMMIT_EDITMSG']),
         ('prepare-commit-msg', ['.git/COMMIT_EDITMSG', 'message']),
@@ -166,6 +167,14 @@ def test_run_ns_post_merge():
     assert ns.is_squash_merge == '1'
 
 
+def test_run_ns_post_rewrite():
+    ns = hook_impl._run_ns('post-rewrite', True, ('amend',), b'')
+    assert ns is not None
+    assert ns.hook_stage == 'post-rewrite'
+    assert ns.color is True
+    assert ns.rewrite_command == 'amend'
+
+
 def test_run_ns_post_checkout():
     ns = hook_impl._run_ns('post-checkout', True, ('a', 'b', 'c'), b'')
     assert ns is not None
diff --git a/tests/commands/install_uninstall_test.py b/tests/commands/install_uninstall_test.py
index 314b8b9..3c07124 100644
--- a/tests/commands/install_uninstall_test.py
+++ b/tests/commands/install_uninstall_test.py
@@ -817,6 +817,35 @@ def test_post_merge_integration(tempdir_factory, store):
         assert os.path.exists('post-merge.tmp')
 
 
+def test_post_rewrite_integration(tempdir_factory, store):
+    path = git_dir(tempdir_factory)
+    config = [
+        {
+            'repo': 'local',
+            'hooks': [{
+                'id': 'post-rewrite',
+                'name': 'Post rewrite',
+                'entry': 'touch post-rewrite.tmp',
+                'language': 'system',
+                'always_run': True,
+                'verbose': True,
+                'stages': ['post-rewrite'],
+            }],
+        },
+    ]
+    write_config(path, config)
+    with cwd(path):
+        open('init', 'a').close()
+        cmd_output('git', 'add', '.')
+        install(C.CONFIG_FILE, store, hook_types=['post-rewrite'])
+        git_commit()
+
+        assert not os.path.exists('post-rewrite.tmp')
+
+        git_commit('--amend', '-m', 'ammended message')
+        assert os.path.exists('post-rewrite.tmp')
+
+
 def test_post_checkout_integration(tempdir_factory, store):
     path = git_dir(tempdir_factory)
     config = [
@@ -948,7 +977,7 @@ def test_pre_merge_commit_integration(tempdir_factory, store):
     output_pattern = re_assert.Matches(
         r'^\[INFO\] Initializing environment for .+\n'
         r'Bash hook\.+Passed\n'
-        r"Merge made by the 'recursive' strategy.\n"
+        r"Merge made by the '(ort|recursive)' strategy.\n"
         r' foo \| 0\n'
         r' 1 file changed, 0 insertions\(\+\), 0 deletions\(-\)\n'
         r' create mode 100644 foo\n$',
diff --git a/tests/commands/migrate_config_test.py b/tests/commands/migrate_config_test.py
index f5c89d0..f5eddd3 100644
--- a/tests/commands/migrate_config_test.py
+++ b/tests/commands/migrate_config_test.py
@@ -1,7 +1,4 @@
-import pytest
-
 import pre_commit.constants as C
-from pre_commit.clientlib import InvalidConfigError
 from pre_commit.commands.migrate_config import migrate_config
 
 
@@ -130,13 +127,3 @@ def test_migrate_config_sha_to_rev(tmpdir):
         '    rev: v1.2.0\n'
         '    hooks: []\n'
     )
-
-
-@pytest.mark.parametrize('contents', ('', '\n'))
-def test_migrate_config_invalid_configuration(tmpdir, contents):
-    cfg = tmpdir.join(C.CONFIG_FILE)
-    cfg.write(contents)
-    with tmpdir.as_cwd(), pytest.raises(InvalidConfigError):
-        migrate_config(C.CONFIG_FILE)
-    # even though the config is invalid, this should be a noop
-    assert cfg.read() == contents
diff --git a/tests/commands/run_test.py b/tests/commands/run_test.py
index da7569e..8c15395 100644
--- a/tests/commands/run_test.py
+++ b/tests/commands/run_test.py
@@ -504,6 +504,15 @@ def test_is_squash_merge(cap_out, store, repo_with_passing_hook):
     assert environ['PRE_COMMIT_IS_SQUASH_MERGE'] == '1'
 
 
+def test_rewrite_command(cap_out, store, repo_with_passing_hook):
+    args = run_opts(rewrite_command='amend')
+    environ: MutableMapping[str, str] = {}
+    ret, printed = _do_run(
+        cap_out, store, repo_with_passing_hook, args, environ,
+    )
+    assert environ['PRE_COMMIT_REWRITE_COMMAND'] == 'amend'
+
+
 def test_checkout_type(cap_out, store, repo_with_passing_hook):
     args = run_opts(from_ref='', to_ref='', checkout_type='1')
     environ: MutableMapping[str, str] = {}
diff --git a/tests/git_test.py b/tests/git_test.py
index 51d5f8c..aa21880 100644
--- a/tests/git_test.py
+++ b/tests/git_test.py
@@ -139,6 +139,24 @@ def test_get_changed_files(in_git_dir):
     assert files == []
 
 
+def test_get_changed_files_disparate_histories(in_git_dir):
+    """in modern versions of git, `...` does not fall back to full diff"""
+    git_commit()
+    in_git_dir.join('a.txt').ensure()
+    cmd_output('git', 'add', '.')
+    git_commit()
+    cmd_output('git', 'branch', '-m', 'branch1')
+
+    cmd_output('git', 'checkout', '--orphan', 'branch2')
+    cmd_output('git', 'rm', '-rf', '.')
+    in_git_dir.join('a.txt').ensure()
+    in_git_dir.join('b.txt').ensure()
+    cmd_output('git', 'add', '.')
+    git_commit()
+
+    assert git.get_changed_files('branch1', 'branch2') == ['b.txt']
+
+
 @pytest.mark.parametrize(
     ('s', 'expected'),
     (
diff --git a/tests/languages/python_test.py b/tests/languages/python_test.py
index 90d1036..8324cac 100644
--- a/tests/languages/python_test.py
+++ b/tests/languages/python_test.py
@@ -9,6 +9,7 @@ from pre_commit.envcontext import envcontext
 from pre_commit.languages import python
 from pre_commit.prefix import Prefix
 from pre_commit.util import make_executable
+from pre_commit.util import win_exe
 
 
 def test_read_pyvenv_cfg(tmpdir):
@@ -112,7 +113,7 @@ def test_unhealthy_python_goes_missing(python_dir):
 
     python.install_environment(prefix, C.DEFAULT, ())
 
-    exe_name = 'python' if sys.platform != 'win32' else 'python.exe'
+    exe_name = win_exe('python')
     py_exe = prefix.path(python.bin_dir('py_env-default'), exe_name)
     os.remove(py_exe)
 
@@ -158,7 +159,7 @@ def test_unhealthy_then_replaced(python_dir):
     python.install_environment(prefix, C.DEFAULT, ())
 
     # simulate an exe which returns an old version
-    exe_name = 'python.exe' if sys.platform == 'win32' else 'python'
+    exe_name = win_exe('python')
     py_exe = prefix.path(python.bin_dir('py_env-default'), exe_name)
     os.rename(py_exe, f'{py_exe}.tmp')
 
diff --git a/tests/meta_hooks/check_useless_excludes_test.py b/tests/meta_hooks/check_useless_excludes_test.py
index d261e81..703bd25 100644
--- a/tests/meta_hooks/check_useless_excludes_test.py
+++ b/tests/meta_hooks/check_useless_excludes_test.py
@@ -1,5 +1,10 @@
+from pre_commit import git
 from pre_commit.meta_hooks import check_useless_excludes
+from pre_commit.util import cmd_output
 from testing.fixtures import add_config_to_repo
+from testing.fixtures import make_config_from_repo
+from testing.fixtures import make_repo
+from testing.util import xfailif_windows
 
 
 def test_useless_exclude_global(capsys, in_git_dir):
@@ -113,3 +118,20 @@ def test_valid_exclude(capsys, in_git_dir):
 
     out, _ = capsys.readouterr()
     assert out == ''
+
+
+@xfailif_windows  # pragma: win32 no cover
+def test_useless_excludes_broken_symlink(capsys, in_git_dir, tempdir_factory):
+    path = make_repo(tempdir_factory, 'script_hooks_repo')
+    config = make_config_from_repo(path)
+    config['hooks'][0]['exclude'] = 'broken-symlink'
+    add_config_to_repo(in_git_dir.strpath, config)
+
+    in_git_dir.join('broken-symlink').mksymlinkto('DNE')
+    cmd_output('git', 'add', 'broken-symlink')
+    git.commit()
+
+    assert check_useless_excludes.main(('.pre-commit-config.yaml',)) == 0
+
+    out, _ = capsys.readouterr()
+    assert out == ''
diff --git a/tests/repository_test.py b/tests/repository_test.py
index af829c2..4121fed 100644
--- a/tests/repository_test.py
+++ b/tests/repository_test.py
@@ -1002,6 +1002,7 @@ def test_manifest_hooks(tempdir_factory, store):
         stages=(
             'commit', 'merge-commit', 'prepare-commit-msg', 'commit-msg',
             'post-commit', 'manual', 'post-checkout', 'push', 'post-merge',
+            'post-rewrite',
         ),
         types=['file'],
         types_or=[],
@@ -1043,10 +1044,50 @@ def test_local_perl_additional_dependencies(store):
 def test_dotnet_hook(tempdir_factory, store, repo):
     _test_hook_repo(
         tempdir_factory, store, repo,
-        'dotnet example hook', [], b'Hello from dotnet!\n',
+        'dotnet-example-hook', [], b'Hello from dotnet!\n',
     )
 
 
+def test_dart_hook(tempdir_factory, store):
+    _test_hook_repo(
+        tempdir_factory, store, 'dart_repo',
+        'hello-world-dart', [], b'hello hello world\n',
+    )
+
+
+def test_local_dart_additional_dependencies(store):
+    config = {
+        'repo': 'local',
+        'hooks': [{
+            'id': 'local-dart',
+            'name': 'local-dart',
+            'entry': 'hello-world-dart',
+            'language': 'dart',
+            'additional_dependencies': ['hello_world_dart'],
+        }],
+    }
+    hook = _get_hook(config, store, 'local-dart')
+    ret, out = _hook_run(hook, (), color=False)
+    assert (ret, _norm_out(out)) == (0, b'hello hello world\n')
+
+
+def test_local_dart_additional_dependencies_versioned(store):
+    config = {
+        'repo': 'local',
+        'hooks': [{
+            'id': 'local-dart',
+            'name': 'local-dart',
+            'entry': 'secure-random -l 4 -b 16',
+            'language': 'dart',
+            'additional_dependencies': ['encrypt:5.0.0'],
+        }],
+    }
+    hook = _get_hook(config, store, 'local-dart')
+    ret, out = _hook_run(hook, (), color=False)
+    assert ret == 0
+    re_assert.Matches('^[a-f0-9]{8}\r?\n$').assert_matches(out.decode())
+
+
 def test_non_installable_hook_error_for_language_version(store, caplog):
     config = {
         'repo': 'local',