ComponentTestBase: add ls_tree() method

Change-Id: I53b06b41f613baad038117f55c27e7ebdaaadd7e
Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>

2 files changed, 7 insertions, 7 deletions

diff --git a/tests/component/__init__.py b/tests/component/__init__.py
index 0c7e27f3..33caea70 100644
--- a/tests/component/__init__.py
+++ b/tests/component/__init__.py
@@ -134,6 +134,13 @@ class ComponentTestBase(object):
                         (list(extra), list(missing))
         assert not extra and not missing, assert_msg
 
+    @staticmethod
+    def ls_tree(repo, treeish):
+        """List contents (blobs) in a git treeish"""
+        objs = repo.list_tree(treeish, True)
+        blobs = [obj[3] for obj in objs if obj[1] == 'blob']
+        return set(blobs)
+
     @classmethod
     def _check_repo_state(cls, repo, current_branch, branches, files=None):
         """Check that repository is clean and given branches exist"""
diff --git a/tests/component/rpm/test_import_orig_rpm.py b/tests/component/rpm/test_import_orig_rpm.py
index 935e995f..27cfab45 100644
--- a/tests/component/rpm/test_import_orig_rpm.py
+++ b/tests/component/rpm/test_import_orig_rpm.py
@@ -89,13 +89,6 @@ class ImportOrigTestBase(ComponentTestBase):
         """Test case setup"""
         super(ImportOrigTestBase, self).setup()
 
-    @staticmethod
-    def ls_tree(repo, treeish):
-        """List contents (blobs) in a git treeish"""
-        objs = repo.list_tree(treeish, True)
-        blobs = [obj[3] for obj in objs if obj[1] == 'blob']
-        return set(blobs)
-
     @classmethod
     def check_tree(cls, repo, treeish, filelist):
         """Check the contents (list of files) in a git treeish"""