key-value-store.https.html

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This WPT test may be referenced by the following Test IDs:
- /fenced-frame/key-value-store.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>Test the key value store</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/common/utils.js"></script>

<script src="resources/utils.js"></script>

<body>

<script>

promise_test(async () => {

  const key = token();

  const test_value = "TESTVALUE";

  let server_value = await readValueFromServer(key);

  assert_false(server_value.status,

               "The server returns a sentinel value when requesting a value " +

               "that the stash does not have");

  server_value = await readValueFromServer(key);

  assert_false(server_value.status,

               "Requesting a not-set value twice is idempotent");

  writeValueToServer(key, "");

  server_value = await nextValueFromServer(key);

  assert_equals(server_value, "",

                "The server correctly identifies that an empty string was " +

                "set, and returns it, and not the sentinel value");

  writeValueToServer(key, test_value);

  server_value = await nextValueFromServer(key);

  assert_equals(server_value, test_value,

                "The server correctly sets and returns non-empty strings");

  writeValueToServer(key, "");

  server_value = await nextValueFromServer(key);

  assert_equals(server_value, "",

                "The server correctly identifies empty strings after dealing " +

                "with non-empty-string values");

}, "Test the key-value store, specifically with empty strings");

</script>

</body>