Add bloaty_merger
This script will be used to merge the csv outputs from bloaty into a
single proto file.
Bug: 172339795
Test: atest --host bloaty_merger_test
Change-Id: I9a3c12d7b0c4b5e347fec04e6758bcc1fbc8ab40
diff --git a/bloaty/bloaty_merger_test.py b/bloaty/bloaty_merger_test.py
new file mode 100644
index 0000000..0e3641d
--- /dev/null
+++ b/bloaty/bloaty_merger_test.py
@@ -0,0 +1,65 @@
+# Copyright 2021 Google Inc. All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+import unittest
+
+from pyfakefs import fake_filesystem_unittest
+
+import bloaty_merger
+import file_sections_pb2
+
+
+class BloatyMergerTestCase(fake_filesystem_unittest.TestCase):
+ def setUp(self):
+ self.setUpPyfakefs()
+
+ def test_parse_csv(self):
+ csv_content = "sections,vmsize,filesize\nsection1,2,3\n"
+ self.fs.create_file("file1.bloaty.csv", contents=csv_content)
+ pb = bloaty_merger.parse_csv("file1.bloaty.csv")
+ self.assertEqual(pb.path, "file1")
+ self.assertEqual(len(pb.sections), 1)
+ s = pb.sections[0]
+ self.assertEqual(s.name, "section1")
+ self.assertEqual(s.vm_size, 2)
+ self.assertEqual(s.file_size, 3)
+
+ def test_missing_file(self):
+ with self.assertRaises(FileNotFoundError):
+ bloaty_merger.parse_csv("missing.bloaty.csv")
+
+ def test_malformed_csv(self):
+ csv_content = "header1,heaVder2,header3\n4,5,6\n"
+ self.fs.create_file("file1.bloaty.csv", contents=csv_content)
+ with self.assertRaises(KeyError):
+ bloaty_merger.parse_csv("file1.bloaty.csv")
+
+ def test_create_file_metrics(self):
+ file_list = "file1.bloaty.csv file2.bloaty.csv"
+ file1_content = "sections,vmsize,filesize\nsection1,2,3\nsection2,7,8"
+ file2_content = "sections,vmsize,filesize\nsection1,4,5\n"
+
+ self.fs.create_file("files.lst", contents=file_list)
+ self.fs.create_file("file1.bloaty.csv", contents=file1_content)
+ self.fs.create_file("file2.bloaty.csv", contents=file2_content)
+
+ bloaty_merger.create_file_size_metrics("files.lst", "output.pb")
+
+ metrics = file_sections_pb2.FileSizeMetrics()
+ with open("output.pb", "rb") as output:
+ metrics.ParseFromString(output.read())
+
+
+if __name__ == '__main__':
+ suite = unittest.TestLoader().loadTestsFromTestCase(BloatyMergerTestCase)
+ unittest.TextTestRunner(verbosity=2).run(suite)