Bug 1512050 - Add not-yet-fully-passing web-platform tests about readable streams to jit-test anyway. r=arai

Differential Revision: https://phabricator.services.mozilla.com/D13750

--HG--
extra : moz-landing-system : lando

js/src/jit-test/tests/web-platform/streams/readable-streams/general.js

@@ -0,0 +1,28 @@
+// The web-platform test we're going to load (on the last line of this file)
+// contains many tests; among them, it checks for the existence of pipeTo and
+// pipeThrough, which we don't implement yet. Hack it:
+if (ReadableStream.prototype.pipeTo || ReadableStream.prototype.pipeThrough) {
+  throw new Error("Congratulations on implementing pipeTo/pipeThrough! Please update this test.\n");
+}
+// They don't have to work to pass the test, just exist:
+Object.defineProperties(ReadableStream.prototype, {
+  "pipeTo": {
+    configurable: true,
+    writable: true,
+    enumerable: false,
+    value: function pipeTo(dest, {preventClose, preventAbort, preventCancel, signal} = {}) {
+      throw new InternalError("pipeTo: not implemented");
+    },
+  },
+  "pipeThrough": {
+    configurable: true,
+    writable: true,
+    enumerable: false,
+    value: function pipeThrough({writable, readable}, {preventClose, preventAbort, preventCancel, signal}) {
+      throw new InternalError("pipeThrough: not implemented");
+    },
+  },
+});
+
+load(libdir + "web-platform-testharness.js");
+load_web_platform_test("streams/readable-streams/general.js");

js/src/jit-test/tests/web-platform/streams/readable-streams/reentrant-strategies.js

@@ -0,0 +1,4 @@
+// |jit-test| error: ReferenceError: WritableStream is not defined
+
+load(libdir + "web-platform-testharness.js");
+load_web_platform_test("streams/readable-streams/reentrant-strategies.js");

js/src/jit-test/tests/web-platform/streams/readable-streams/templated.js

@@ -0,0 +1,28 @@
+// The web-platform test we're going to load (on the last line of this file)
+// contains many tests; among them, it checks for the existence of pipeTo and
+// pipeThrough, which we don't implement yet. Hack it:
+if (ReadableStream.prototype.pipeTo || ReadableStream.prototype.pipeThrough) {
+  throw new Error("Congratulations on implementing pipeTo/pipeThrough! Please update this test.\n");
+}
+// They don't have to work to pass the test, just exist:
+Object.defineProperties(ReadableStream.prototype, {
+  "pipeTo": {
+    configurable: true,
+    writable: true,
+    enumerable: false,
+    value: function pipeTo(dest, {preventClose, preventAbort, preventCancel, signal} = {}) {
+      throw new InternalError("pipeTo: not implemented");
+    },
+  },
+  "pipeThrough": {
+    configurable: true,
+    writable: true,
+    enumerable: false,
+    value: function pipeThrough({writable, readable}, {preventClose, preventAbort, preventCancel, signal}) {
+      throw new InternalError("pipeThrough: not implemented");
+    },
+  },
+});
+
+load(libdir + "web-platform-testharness.js");
+load_web_platform_test("streams/readable-streams/templated.js");