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// META: script=/common/subset-tests-by-key.js
// META: script=/common/utils.js
// META: script=resources/support.sub.js
// META: variant=?include=baseline
// META: variant=?include=from-local
// META: variant=?include=from-private
// META: variant=?include=from-public
//
// Spec: https://wicg.github.io/private-network-access/#integration-fetch
//
// These tests verify that secure contexts can fetch subresources from all
// address spaces, provided that the target server, if more private than the
// initiator, respond affirmatively to preflight requests.
//
// This file covers only those tests that must execute in a secure context.
// Other tests are defined in: fetch.window.js
setup(() => {
// Making sure we are in a secure context, as expected.
assert_true(window.isSecureContext);
});
// Source: secure local context.
//
// All fetches unaffected by Private Network Access.
subsetTestByKey("from-local", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_LOCAL },
target: { server: Server.HTTPS_LOCAL },
expected: FetchTestResult.SUCCESS,
}), "local to local: no preflight required.");
subsetTestByKey("from-local", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_LOCAL },
target: {
server: Server.HTTPS_PRIVATE,
behavior: { response: ResponseBehavior.allowCrossOrigin() },
},
expected: FetchTestResult.SUCCESS,
}), "local to private: no preflight required.");
subsetTestByKey("from-local", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_LOCAL },
target: {
server: Server.HTTPS_PUBLIC,
behavior: { response: ResponseBehavior.allowCrossOrigin() },
},
expected: FetchTestResult.SUCCESS,
}), "local to public: no preflight required.");
// Strictly speaking, the following two tests do not exercise PNA-specific
// logic, but they serve as a baseline for comparison, ensuring that non-PNA
// preflight requests are sent and handled as expected.
subsetTestByKey("baseline", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_LOCAL },
target: {
server: Server.HTTPS_PUBLIC,
behavior: {
preflight: PreflightBehavior.failure(),
response: ResponseBehavior.allowCrossOrigin(),
},
},
fetchOptions: { method: "PUT" },
expected: FetchTestResult.FAILURE,
}), "local to public: PUT preflight failure.");
subsetTestByKey("baseline", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_LOCAL },
target: {
server: Server.HTTPS_PUBLIC,
behavior: {
preflight: PreflightBehavior.success(token()),
response: ResponseBehavior.allowCrossOrigin(),
}
},
fetchOptions: { method: "PUT" },
expected: FetchTestResult.SUCCESS,
}), "local to public: PUT preflight success.");
// Generates tests of preflight behavior for a single (source, target) pair.
//
// Scenarios:
//
// - cors mode:
// - preflight response has non-2xx HTTP code
// - preflight response is missing CORS headers
// - preflight response is missing the PNA-specific `Access-Control` header
// - final response is missing CORS headers
// - success
// - success with PUT method (non-"simple" request)
// - no-cors mode:
// - preflight response has non-2xx HTTP code
// - preflight response is missing CORS headers
// - preflight response is missing the PNA-specific `Access-Control` header
// - success
//
function makePreflightTests({
subsetKey,
source,
sourceDescription,
targetServer,
targetDescription,
}) {
const prefix =
`${sourceDescription} to ${targetDescription}: `;
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: {
preflight: PreflightBehavior.failure(),
response: ResponseBehavior.allowCrossOrigin(),
},
},
expected: FetchTestResult.FAILURE,
}), prefix + "failed preflight.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: {
preflight: PreflightBehavior.noCorsHeader(token()),
response: ResponseBehavior.allowCrossOrigin(),
},
},
expected: FetchTestResult.FAILURE,
}), prefix + "missing CORS headers on preflight response.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: {
preflight: PreflightBehavior.noPnaHeader(token()),
response: ResponseBehavior.allowCrossOrigin(),
},
},
expected: FetchTestResult.FAILURE,
}), prefix + "missing PNA header on preflight response.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: { preflight: PreflightBehavior.success(token()) },
},
expected: FetchTestResult.FAILURE,
}), prefix + "missing CORS headers on final response.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: {
preflight: PreflightBehavior.success(token()),
response: ResponseBehavior.allowCrossOrigin(),
},
},
expected: FetchTestResult.SUCCESS,
}), prefix + "success.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: {
preflight: PreflightBehavior.success(token()),
response: ResponseBehavior.allowCrossOrigin(),
},
},
fetchOptions: { method: "PUT" },
expected: FetchTestResult.SUCCESS,
}), prefix + "PUT success.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: { server: targetServer },
fetchOptions: { mode: "no-cors" },
expected: FetchTestResult.FAILURE,
}), prefix + "no-CORS mode failed preflight.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: { preflight: PreflightBehavior.noCorsHeader(token()) },
},
fetchOptions: { mode: "no-cors" },
expected: FetchTestResult.FAILURE,
}), prefix + "no-CORS mode missing CORS headers on preflight response.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: { preflight: PreflightBehavior.noPnaHeader(token()) },
},
fetchOptions: { mode: "no-cors" },
expected: FetchTestResult.FAILURE,
}), prefix + "no-CORS mode missing PNA header on preflight response.");
subsetTestByKey(subsetKey, promise_test, t => fetchTest(t, {
source,
target: {
server: targetServer,
behavior: { preflight: PreflightBehavior.success(token()) },
},
fetchOptions: { mode: "no-cors" },
expected: FetchTestResult.OPAQUE,
}), prefix + "no-CORS mode success.");
}
// Source: private secure context.
//
// Fetches to the local address space require a successful preflight response
// carrying a PNA-specific header.
makePreflightTests({
subsetKey: "from-private",
source: { server: Server.HTTPS_PRIVATE },
sourceDescription: "private",
targetServer: Server.HTTPS_LOCAL,
targetDescription: "local",
});
subsetTestByKey("from-private", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_PRIVATE },
target: { server: Server.HTTPS_PRIVATE },
expected: FetchTestResult.SUCCESS,
}), "private to private: no preflight required.");
subsetTestByKey("from-private", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_PRIVATE },
target: {
server: Server.HTTPS_PRIVATE,
behavior: { response: ResponseBehavior.allowCrossOrigin() },
},
expected: FetchTestResult.SUCCESS,
}), "private to public: no preflight required.");
// Source: public secure context.
//
// Fetches to the local and private address spaces require a successful
// preflight response carrying a PNA-specific header.
makePreflightTests({
subsetKey: "from-public",
source: { server: Server.HTTPS_PUBLIC },
sourceDescription: "public",
targetServer: Server.HTTPS_LOCAL,
targetDescription: "local",
});
makePreflightTests({
subsetKey: "from-public",
source: { server: Server.HTTPS_PUBLIC },
sourceDescription: "public",
targetServer: Server.HTTPS_PRIVATE,
targetDescription: "private",
});
subsetTestByKey("from-public", promise_test, t => fetchTest(t, {
source: { server: Server.HTTPS_PUBLIC },
target: { server: Server.HTTPS_PUBLIC },
expected: FetchTestResult.SUCCESS,
}), "public to public: no preflight required.");
|
