Add make archives scripts.

tests/make_archives_test.py

@@ -0,0 +1,62 @@
+from __future__ import absolute_import
+from __future__ import unicode_literals
+
+import mock
+import os.path
+import pytest
+from plumbum import local
+
+from pre_commit import make_archives
+from pre_commit.util import tarfile_open
+from testing.fixtures import git_dir
+from testing.util import get_head_sha
+from testing.util import skipif_slowtests_false
+
+
+def test_make_archive(tmpdir_factory):
+    output_dir = tmpdir_factory.get()
+    git_path = git_dir(tmpdir_factory)
+    # Add a files to the git directory
+    with local.cwd(git_path):
+        local['touch']('foo')
+        local['git']('add', '.')
+        local['git']('commit', '-m', 'foo')
+        # We'll use this sha
+        head_sha = get_head_sha('.')
+        # And check that this file doesn't exist
+        local['touch']('bar')
+        local['git']('add', '.')
+        local['git']('commit', '-m', 'bar')
+
+    # Do the thing
+    archive_path = make_archives.make_archive(
+        'foo', git_path, head_sha, output_dir,
+    )
+
+    assert archive_path == os.path.join(output_dir, 'foo.tar.gz')
+    assert os.path.exists(archive_path)
+
+    extract_dir = tmpdir_factory.get()
+
+    # Extract the tar
+    with tarfile_open(archive_path) as tf:
+        tf.extractall(extract_dir)
+
+    # Verify the contents of the tar
+    assert os.path.exists(os.path.join(extract_dir, 'foo'))
+    assert os.path.exists(os.path.join(extract_dir, 'foo', 'foo'))
+    assert not os.path.exists(os.path.join(extract_dir, 'foo', '.git'))
+    assert not os.path.exists(os.path.join(extract_dir, 'foo', 'bar'))
+
+
+@skipif_slowtests_false
+@pytest.mark.integration
+def test_main(tmpdir_factory):
+    path = tmpdir_factory.get()
+
+    # Don't actually want to make these in the current repo
+    with mock.patch.object(make_archives, 'RESOURCES_DIR', path):
+        make_archives.main()
+
+    for archive, _, _ in make_archives.REPOS:
+        assert os.path.exists(os.path.join(path, archive + '.tar.gz'))

tests/util_test.py

@@ -12,6 +12,7 @@ from pre_commit.util import clean_path_on_failure
 from pre_commit.util import entry
 from pre_commit.util import memoize_by_cwd
 from pre_commit.util import shell_escape
+from pre_commit.util import tmpdir
 
 
 @pytest.fixture
@@ -112,3 +113,9 @@ def test_clean_path_on_failure_cleans_for_system_exit(in_tmpdir):
 )
 def test_shell_escape(input_str, expected):
     assert shell_escape(input_str) == expected
+
+
+def test_tmpdir():
+    with tmpdir() as tempdir:
+        assert os.path.exists(tempdir)
+    assert not os.path.exists(tempdir)