scripts/slave/recipe_modules/isolate/resources/compare_build_artifacts.py - Issue 698663002: Deterministic build: more detailled comparison.

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Unified Diff: scripts/slave/recipe_modules/isolate/resources/compare_build_artifacts.py

Issue 698663002: Deterministic build: more detailled comparison. (Closed) Base URL: https://chromium.googlesource.com/chromium/tools/build.git@master

Patch Set: Created 6 years, 2 months ago

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Index: scripts/slave/recipe_modules/isolate/resources/compare_build_artifacts.py

diff --git a/scripts/slave/recipe_modules/isolate/resources/compare_build_artifacts.py b/scripts/slave/recipe_modules/isolate/resources/compare_build_artifacts.py

index 69544334374abc5fe4d821caac95acf777559789..8001ba3b72b662876c35f124c6d2d4aac73edd02 100644

--- a/scripts/slave/recipe_modules/isolate/resources/compare_build_artifacts.py

+++ b/scripts/slave/recipe_modules/isolate/resources/compare_build_artifacts.py

@@ -85,8 +85,11 @@ def compare_build_artifacts(first_dir, second_dir):

if not files_diffs:

result = 'equal'

else:

- result = 'DIFFERENT: %s' % ('different size' if result == -1 else

- '%d different bytes' % files_diffs)

+ file_len = os.stat(first_file).st_size

+ difference = ('different size' if result == -1 else

+ '%d out of %d bytes are different (%.2f%%)' %

+ (files_diffs, file_len, 100.0 * files_diffs / file_len))

+ result = 'DIFFERENT: %s' % difference

res += 1

print('%-*s: %s' % (max_filepath_len, f, result))

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