i18n tests run better: no subprocess output, and no duplication of tests.

i18n/execute.py

@@ -11,7 +11,7 @@ def execute(command, working_directory=BASE_DIR):
     Output is ignored.
     """
     LOG.info(command)
-    subprocess.call(command.split(' '), cwd=working_directory)
+    subprocess.check_output(command.split(' '), cwd=working_directory, stderr=subprocess.STDOUT)
 
 
 def call(command, working_directory=BASE_DIR):

i18n/tests/__init__.py

-from test_config import TestConfiguration
-from test_extract import TestExtract
-from test_generate import TestGenerate
-from test_converter import TestConverter
-from test_dummy import TestDummy
-import test_validate

i18n/tests/test_validate.py

@@ -24,11 +24,8 @@ def validate_po_file(filename, log):
     Call GNU msgfmt -c on each .po file to validate its format.
     Any errors caught by msgfmt are logged to log.
     """
-    # Skip this test for now because it's very noisy
-    raise SkipTest()
     # Use relative paths to make output less noisy.
     rfile = os.path.relpath(filename, LOCALE_DIR)
     (out, err) = call(['msgfmt','-c', rfile], working_directory=LOCALE_DIR)
     if err != '':
         log.warn('\n'+err)
-