1 files changed, 72 insertions, 0 deletions
diff --git a/python/mozversioncontrol/test/test_commit.py b/python/mozversioncontrol/test/test_commit.py
new file mode 100644
index 0000000000..b795c0ea6e
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+++ b/python/mozversioncontrol/test/test_commit.py
@@ -0,0 +1,72 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import mozunit
+
+from mozversioncontrol import get_repository_object
+
+STEPS = {
+    "hg": [
+        """
+        echo "bar" >> bar
+        echo "baz" > foo
+        """,
+    ],
+    "git": [
+        """
+        echo "bar" >> bar
+        echo "baz" > foo
+        """,
+    ],
+}
+
+
+def test_commit(repo):
+    vcs = get_repository_object(repo.dir)
+    assert vcs.working_directory_clean()
+
+    # Modify both foo and bar
+    repo.execute_next_step()
+    assert not vcs.working_directory_clean()
+
+    # Commit just bar
+    vcs.commit(
+        message="Modify bar\n\nbut not baz",
+        author="Testing McTesterson <test@example.org>",
+        date="2017-07-14 02:40:00 UTC",
+        paths=["bar"],
+    )
+
+    # We only committed bar, so foo is still keeping the working dir dirty
+    assert not vcs.working_directory_clean()
+
+    if repo.vcs == "git":
+        log_cmd = ["log", "-1", "--format=%an,%ae,%aD,%B"]
+        patch_cmd = ["log", "-1", "-p"]
+    else:
+        log_cmd = [
+            "log",
+            "-l",
+            "1",
+            "-T",
+            "{person(author)},{email(author)},{date|rfc822date},{desc}",
+        ]
+        patch_cmd = ["log", "-l", "1", "-p"]
+
+    # Verify commit metadata (we rstrip to normalize trivial git/hg differences)
+    log = vcs._run(*log_cmd).rstrip()
+    assert log == (
+        "Testing McTesterson,test@example.org,Fri, 14 "
+        "Jul 2017 02:40:00 +0000,Modify bar\n\nbut not baz"
+    )
+
+    # Verify only the intended file was added to the commit
+    patch = vcs._run(*patch_cmd)
+    diffs = [line for line in patch.splitlines() if "diff --git" in line]
+    assert len(diffs) == 1
+    assert diffs[0] == "diff --git a/bar b/bar"
+
+
+if __name__ == "__main__":
+    mozunit.main()