Added version number for URL's to ensure that files are only cached on a per-version basis. Fixes #2136.

web/pgadmin/browser/tests/test_internal_version.py

@@ -0,0 +1,65 @@
+##########################################################################
+#
+# pgAdmin 4 - PostgreSQL Tools
+#
+# Copyright (C) 2013 - 2018, The pgAdmin Development Team
+# This software is released under the PostgreSQL Licence
+#
+##########################################################################
+
+from pgadmin.utils.route import BaseTestGenerator
+from flask import url_for
+import config
+from pgadmin import create_app
+
+
+class InternalVersionTestCase(BaseTestGenerator):
+    """
+    """
+    scenarios = [
+        ('TestCase with INTERNAL_VERSION_PARAM none', dict(
+            app_version=30100,
+            version_param='',
+            version_extn=('.js',),
+            endpoint='static',
+            filename='js/generated/pgadmin_commons.js',
+            version_expected=False
+        )),
+        ('TestCase with INTERNAL_VERSION_PARAM present', dict(
+            app_version=30100,
+            version_param='intver',
+            version_extn=('.js',),
+            endpoint='static',
+            filename='js/generated/pgadmin_commons.js',
+            version_expected=True
+        )),
+        ('TestCase with INTERNAL_VERSION_EXTN different', dict(
+            app_version=30100,
+            version_param='intver',
+            version_extn=('.css',),
+            endpoint='static',
+            filename='js/generated/pgadmin_commons.js',
+            version_expected=False
+        )),
+    ]
+
+    def setUp(self):
+        self.config_bak = config
+
+    def runTest(self):
+        config.APP_VERSION_INT = self.app_version
+        config.INTERNAL_VERSION_PARAM = self.version_param
+        config.INTERNAL_VERSION_EXTN = self.version_extn
+
+        version_string = "?{0}={1}".format(config.INTERNAL_VERSION_PARAM,
+                                           config.APP_VERSION_INT)
+        app = create_app()
+        with app.app_context(), app.test_request_context():
+            url = url_for(self.endpoint, filename=self.filename)
+            if self.version_expected:
+                self.assertTrue(url.endswith(version_string))
+            else:
+                self.assertFalse(url.endswith(version_string))
+
+    def tearDown(self):
+        config = self.config_bak