1 files changed, 137 insertions, 0 deletions
diff --git a/testing/mozbase/manifestparser/tests/test_convert_symlinks.py b/testing/mozbase/manifestparser/tests/test_convert_symlinks.py
new file mode 100755
index 0000000000..61054c8b78
--- /dev/null
+++ b/testing/mozbase/manifestparser/tests/test_convert_symlinks.py
@@ -0,0 +1,137 @@
+#!/usr/bin/env python
+
+# 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 os
+import shutil
+import tempfile
+import unittest
+
+import mozunit
+from manifestparser import ManifestParser, convert
+
+
+class TestSymlinkConversion(unittest.TestCase):
+    """
+    test conversion of a directory tree with symlinks to a manifest structure
+    """
+
+    def create_stub(self, directory=None):
+        """stub out a directory with files in it"""
+
+        files = ("foo", "bar", "fleem")
+        if directory is None:
+            directory = tempfile.mkdtemp()
+        for i in files:
+            open(os.path.join(directory, i), "w").write(i)
+        subdir = os.path.join(directory, "subdir")
+        os.mkdir(subdir)
+        open(os.path.join(subdir, "subfile"), "w").write("baz")
+        return directory
+
+    def test_relpath(self):
+        """test convert `relative_to` functionality"""
+
+        oldcwd = os.getcwd()
+        stub = self.create_stub()
+        try:
+            # subdir with in-memory manifest
+            files = ["../bar", "../fleem", "../foo", "subfile"]
+            subdir = os.path.join(stub, "subdir")
+            os.chdir(subdir)
+            parser = convert([stub], relative_to=".")
+            self.assertEqual([i["name"] for i in parser.tests], files)
+        except BaseException:
+            raise
+        finally:
+            shutil.rmtree(stub)
+            os.chdir(oldcwd)
+
+    @unittest.skipIf(
+        not hasattr(os, "symlink"), "symlinks unavailable on this platform"
+    )
+    def test_relpath_symlink(self):
+        """
+        Ensure `relative_to` works in a symlink.
+        Not available on windows.
+        """
+
+        oldcwd = os.getcwd()
+        workspace = tempfile.mkdtemp()
+        try:
+            tmpdir = os.path.join(workspace, "directory")
+            os.makedirs(tmpdir)
+            linkdir = os.path.join(workspace, "link")
+            os.symlink(tmpdir, linkdir)
+            self.create_stub(tmpdir)
+
+            # subdir with in-memory manifest
+            files = ["../bar", "../fleem", "../foo", "subfile"]
+            subdir = os.path.join(linkdir, "subdir")
+            os.chdir(os.path.realpath(subdir))
+            for directory in (tmpdir, linkdir):
+                parser = convert([directory], relative_to=".")
+                self.assertEqual([i["name"] for i in parser.tests], files)
+        finally:
+            shutil.rmtree(workspace)
+            os.chdir(oldcwd)
+
+        # a more complicated example
+        oldcwd = os.getcwd()
+        workspace = tempfile.mkdtemp()
+        try:
+            tmpdir = os.path.join(workspace, "directory")
+            os.makedirs(tmpdir)
+            linkdir = os.path.join(workspace, "link")
+            os.symlink(tmpdir, linkdir)
+            self.create_stub(tmpdir)
+            files = ["../bar", "../fleem", "../foo", "subfile"]
+            subdir = os.path.join(linkdir, "subdir")
+            subsubdir = os.path.join(subdir, "sub")
+            os.makedirs(subsubdir)
+            linksubdir = os.path.join(linkdir, "linky")
+            linksubsubdir = os.path.join(subsubdir, "linky")
+            os.symlink(subdir, linksubdir)
+            os.symlink(subdir, linksubsubdir)
+            for dest in (subdir,):
+                os.chdir(dest)
+                for directory in (tmpdir, linkdir):
+                    parser = convert([directory], relative_to=".")
+                    self.assertEqual([i["name"] for i in parser.tests], files)
+        finally:
+            shutil.rmtree(workspace)
+            os.chdir(oldcwd)
+
+    @unittest.skipIf(
+        not hasattr(os, "symlink"), "symlinks unavailable on this platform"
+    )
+    def test_recursion_symlinks(self):
+        workspace = tempfile.mkdtemp()
+        self.addCleanup(shutil.rmtree, workspace)
+
+        # create two dirs
+        os.makedirs(os.path.join(workspace, "dir1"))
+        os.makedirs(os.path.join(workspace, "dir2"))
+
+        # create cyclical symlinks
+        os.symlink(os.path.join("..", "dir1"), os.path.join(workspace, "dir2", "ldir1"))
+        os.symlink(os.path.join("..", "dir2"), os.path.join(workspace, "dir1", "ldir2"))
+
+        # create one file in each dir
+        open(os.path.join(workspace, "dir1", "f1.txt"), "a").close()
+        open(os.path.join(workspace, "dir1", "ldir2", "f2.txt"), "a").close()
+
+        data = []
+
+        def callback(rootdirectory, directory, subdirs, files):
+            for f in files:
+                data.append(f)
+
+        ManifestParser._walk_directories([workspace], callback)
+        self.assertEqual(sorted(data), ["f1.txt", "f2.txt"])
+
+
+if __name__ == "__main__":
+    mozunit.main()