1 files changed, 235 insertions, 0 deletions
diff --git a/testing/web-platform/tests/fetch/private-network-access/service-worker-fetch.tentative.https.window.js b/testing/web-platform/tests/fetch/private-network-access/service-worker-fetch.tentative.https.window.js
new file mode 100644
index 0000000000..cb6d1f79b0
--- /dev/null
+++ b/testing/web-platform/tests/fetch/private-network-access/service-worker-fetch.tentative.https.window.js
@@ -0,0 +1,235 @@
+// META: script=/common/utils.js
+// META: script=resources/support.sub.js
+// META: script=/common/subset-tests.js
+// META: variant=?1-8
+// META: variant=?9-last
+//
+// Spec: https://wicg.github.io/private-network-access/#integration-fetch
+//
+// These tests check that fetches from within `ServiceWorker` scripts are
+// subject to Private Network Access checks, just like fetches from within
+// documents.
+
+// Results that may be expected in tests.
+const TestResult = {
+  SUCCESS: { ok: true, body: "success" },
+  FAILURE: { error: "TypeError" },
+};
+
+async function makeTest(t, { source, target, expected }) {
+  const bridgeUrl = resolveUrl(
+      "resources/service-worker-bridge.html",
+      sourceResolveOptions({ server: source.server }));
+
+  const scriptUrl =
+      resolveUrl("resources/service-worker.js", sourceResolveOptions(source));
+
+  const realTargetUrl = preflightUrl(target);
+
+  // Fetch a URL within the service worker's scope, but tell it which URL to
+  // really fetch.
+  const targetUrl = new URL("service-worker-proxy", scriptUrl);
+  targetUrl.searchParams.append("proxied-url", realTargetUrl.href);
+
+  const iframe = await appendIframe(t, document, bridgeUrl);
+
+  const request = (message) => {
+    const reply = futureMessage();
+    iframe.contentWindow.postMessage(message, "*");
+    return reply;
+  };
+
+  {
+    const { error, loaded } = await request({
+      action: "register",
+      url: scriptUrl.href,
+    });
+
+    assert_equals(error, undefined, "register error");
+    assert_true(loaded, "response loaded");
+  }
+
+  try {
+    const { controlled, numControllerChanges } = await request({
+      action: "wait",
+      numControllerChanges: 1,
+    });
+
+    assert_equals(numControllerChanges, 1, "controller change");
+    assert_true(controlled, "bridge script is controlled");
+
+    const { error, ok, body } = await request({
+      action: "fetch",
+      url: targetUrl.href,
+    });
+
+    assert_equals(error, expected.error, "fetch error");
+    assert_equals(ok, expected.ok, "response ok");
+    assert_equals(body, expected.body, "response body");
+  } finally {
+    // Always unregister the service worker.
+    const { error, unregistered } = await request({
+      action: "unregister",
+      scope: new URL("./", scriptUrl).href,
+    });
+
+    assert_equals(error, undefined, "unregister error");
+    assert_true(unregistered, "unregistered");
+  }
+}
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_LOCAL },
+  target: { server: Server.HTTPS_LOCAL },
+  expected: TestResult.SUCCESS,
+}), "local to local: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PRIVATE },
+  target: {
+    server: Server.HTTPS_LOCAL,
+    behavior: { response: ResponseBehavior.allowCrossOrigin() },
+  },
+  expected: TestResult.FAILURE,
+}), "private to local: failed preflight.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PRIVATE },
+  target: {
+    server: Server.HTTPS_LOCAL,
+    behavior: {
+      preflight: PreflightBehavior.success(token()),
+      response: ResponseBehavior.allowCrossOrigin(),
+    },
+  },
+  expected: TestResult.SUCCESS,
+}), "private to local: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PRIVATE },
+  target: { server: Server.HTTPS_PRIVATE },
+  expected: TestResult.SUCCESS,
+}), "private to private: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PUBLIC },
+  target: {
+    server: Server.HTTPS_LOCAL,
+    behavior: { response: ResponseBehavior.allowCrossOrigin() },
+  },
+  expected: TestResult.FAILURE,
+}), "public to local: failed preflight.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PUBLIC },
+  target: {
+    server: Server.HTTPS_LOCAL,
+    behavior: {
+      preflight: PreflightBehavior.success(token()),
+      response: ResponseBehavior.allowCrossOrigin(),
+    },
+  },
+  expected: TestResult.SUCCESS,
+}), "public to local: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PUBLIC },
+  target: {
+    server: Server.HTTPS_PRIVATE,
+    behavior: { response: ResponseBehavior.allowCrossOrigin() },
+  },
+  expected: TestResult.FAILURE,
+}), "public to private: failed preflight.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PUBLIC },
+  target: {
+    server: Server.HTTPS_PRIVATE,
+    behavior: {
+      preflight: PreflightBehavior.success(token()),
+      response: ResponseBehavior.allowCrossOrigin(),
+    },
+  },
+  expected: TestResult.SUCCESS,
+}), "public to private: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: { server: Server.HTTPS_PUBLIC },
+  target: { server: Server.HTTPS_PUBLIC },
+  expected: TestResult.SUCCESS,
+}), "public to public: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: {
+    server: Server.HTTPS_LOCAL,
+    treatAsPublic: true,
+  },
+  target: {
+    server: Server.OTHER_HTTPS_LOCAL,
+    behavior: { response: ResponseBehavior.allowCrossOrigin() },
+  },
+  expected: TestResult.FAILURE,
+}), "treat-as-public to local: failed preflight.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: {
+    server: Server.HTTPS_LOCAL,
+    treatAsPublic: true,
+  },
+  target: {
+    server: Server.OTHER_HTTPS_LOCAL,
+    behavior: {
+      preflight: PreflightBehavior.success(token()),
+      response: ResponseBehavior.allowCrossOrigin(),
+    },
+  },
+  expected: TestResult.SUCCESS,
+}), "treat-as-public to local: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: {
+    server: Server.HTTPS_LOCAL,
+    treatAsPublic: true,
+  },
+  target: { server: Server.HTTPS_LOCAL },
+  expected: TestResult.SUCCESS,
+}), "treat-as-public to local (same-origin): no preflight required.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: {
+    server: Server.HTTPS_LOCAL,
+    treatAsPublic: true,
+  },
+  target: {
+    server: Server.HTTPS_PRIVATE,
+    behavior: { response: ResponseBehavior.allowCrossOrigin() },
+  },
+  expected: TestResult.FAILURE,
+}), "treat-as-public to private: failed preflight.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: {
+    server: Server.HTTPS_LOCAL,
+    treatAsPublic: true,
+  },
+  target: {
+    server: Server.HTTPS_PRIVATE,
+    behavior: {
+      preflight: PreflightBehavior.success(token()),
+      response: ResponseBehavior.allowCrossOrigin(),
+    },
+  },
+  expected: TestResult.SUCCESS,
+}), "treat-as-public to private: success.");
+
+subsetTest(promise_test, t => makeTest(t, {
+  source: {
+    server: Server.HTTPS_LOCAL,
+    treatAsPublic: true,
+  },
+  target: {
+    server: Server.HTTPS_PUBLIC,
+    behavior: { response: ResponseBehavior.allowCrossOrigin() },
+  },
+  expected: TestResult.SUCCESS,
+}), "treat-as-public to public: success.");