Issue 4380 - Add Mock Crowdin API and Sync Test

tests/test_translations.py

+import os
+import shutil
+import pytest
+from wsgi_intercept import urllib3_intercept
+from wsgi_intercept import add_wsgi_intercept
+from wsgi_intercept import remove_wsgi_intercept
+
+from crowdin_mock_api import app
+from cms.bin import translate
+
+
+@pytest.fixture(scope='module')
+def expect_requests():
+    return [
+        ('info?key=test_key&json=1', ''),
+        ('supported-languages?key=test_key&json=1', ''),
+        ('add-file?key=test_key&json=1', 'translate.json'),
+        ('upload-translation?key=test_key&json=1', 'test_sample'),
+        ('delete-file?key=test_key&json=1', 'translate.json'),
+        ('delete-file?key=test_key&json=1', 'translate.json'),
+        ('delete-directory?key=test_key&json=1', 'de'),
+        ('delete-directory?key=test_key&json=1', 'en'),
+        ('export?key=test_key&json=1', ''),
+        ('download/all.zip?key=test_key', ''),
+    ]
+
+
+@pytest.fixture(scope='module')
+def make_crowdin_zip(temp_site):
+    zip_name = os.path.join('tests', 'all')
+    input_dir = os.path.join(temp_site, 'locales')
+    shutil.make_archive(zip_name, 'zip', input_dir)
+    yield None
+    os.remove(zip_name + '.zip')
+
+
+@pytest.fixture()
+def make_intercept(scope='module'):
+    host = 'api.crowdin.com'
+    port = 443
+    urllib3_intercept.install()
+    add_wsgi_intercept(host, port, lambda: app.wsgi_app)
+    yield None
+    remove_wsgi_intercept()
+
+
+def test_sync(temp_site, make_intercept, make_crowdin_zip, expect_requests):
+    translate.crowdin_sync(temp_site, 'test_key')
+    for (url, data), (expect_url, expect_data) in zip(
+                                                      app.request_log,
+                                                      expect_requests):
+        assert expect_url in url
+        assert expect_data in data