1 files changed, 52 insertions, 0 deletions
diff --git a/testing/web-platform/tests/service-workers/cache-storage/common.https.html b/testing/web-platform/tests/service-workers/cache-storage/common.https.html
new file mode 100644
index 000000000..b00199844
--- /dev/null
+++ b/testing/web-platform/tests/service-workers/cache-storage/common.https.html
@@ -0,0 +1,52 @@
+<!DOCTYPE html>
+<title>Cache Storage: Verify that Window and Workers see same storage</title>
+<link rel="help" href="https://w3c.github.io/ServiceWorker/#cache-storage">
+<meta name="timeout" content="long">
+<script src="/resources/testharness.js"></script>
+<script src="/resources/testharnessreport.js"></script>
+<script src="../resources/testharness-helpers.js"></script>
+<script>
+
+function wait_for_message(worker) {
+    return new Promise(function(resolve) {
+        worker.addEventListener('message', function listener(e) {
+            resolve(e.data);
+            worker.removeEventListener('message', listener);
+        });
+    });
+}
+
+promise_test(function(t) {
+    var cache_name = 'common-test';
+    return self.caches.delete(cache_name)
+        .then(function() {
+            var worker = new Worker('resources/common-worker.js');
+            worker.postMessage({name: cache_name});
+            return wait_for_message(worker);
+        })
+        .then(function(message) {
+            return self.caches.open(cache_name);
+        })
+        .then(function(cache) {
+            return Promise.all([
+                cache.match('https://example.com/a'),
+                cache.match('https://example.com/b'),
+                cache.match('https://example.com/c')
+            ]);
+        })
+        .then(function(responses) {
+            return Promise.all(responses.map(
+                function(response) { return response.text(); }
+            ));
+        })
+        .then(function(bodies) {
+            assert_equals(bodies[0], 'a',
+                          'Body should match response put by worker');
+            assert_equals(bodies[1], 'b',
+                          'Body should match response put by worker');
+            assert_equals(bodies[2], 'c',
+                          'Body should match response put by worker');
+        });
+}, 'Window sees cache puts by Worker');
+
+</script>