1 files changed, 106 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg_promises-fulfillment-stack.js b/devtools/client/debugger/test/mochitest/browser_dbg_promises-fulfillment-stack.js
new file mode 100644
index 000000000..a5f592eb6
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg_promises-fulfillment-stack.js
@@ -0,0 +1,106 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Test that we can get a stack to a promise's fulfillment point.
+ */
+
+"use strict";
+
+const TAB_URL = EXAMPLE_URL + "doc_promise-get-fulfillment-stack.html";
+const { PromisesFront } = require("devtools/shared/fronts/promises");
+var events = require("sdk/event/core");
+
+const TEST_DATA = [
+  {
+    functionDisplayName: "returnPromise/<",
+    line: 19,
+    column: 37
+  },
+  {
+    functionDisplayName: "returnPromise",
+    line: 19,
+    column: 14
+  },
+  {
+    functionDisplayName: "makePromise",
+    line: 14,
+    column: 15
+  },
+];
+
+function test() {
+  Task.spawn(function* () {
+    DebuggerServer.init();
+    DebuggerServer.addBrowserActors();
+
+    let options = {
+      source: TAB_URL,
+      line: 1
+    };
+    const [ tab,, panel ] = yield initDebugger(TAB_URL, options);
+
+    let client = new DebuggerClient(DebuggerServer.connectPipe());
+    yield connect(client);
+
+    let { tabs } = yield listTabs(client);
+    let targetTab = findTab(tabs, TAB_URL);
+    yield attachTab(client, targetTab);
+
+    yield testGetFulfillmentStack(client, targetTab, tab);
+
+    yield close(client);
+    yield closeDebuggerAndFinish(panel);
+  }).then(null, error => {
+    ok(false, "Got an error: " + error.message + "\n" + error.stack);
+  });
+}
+
+function* testGetFulfillmentStack(client, form, tab) {
+  let front = PromisesFront(client, form);
+
+  yield front.attach();
+  yield front.listPromises();
+
+  // Get the grip for promise p
+  let onNewPromise = new Promise(resolve => {
+    events.on(front, "new-promises", promises => {
+      for (let p of promises) {
+        if (p.preview.ownProperties.name &&
+            p.preview.ownProperties.name.value === "p") {
+          resolve(p);
+        }
+      }
+    });
+  });
+
+  callInTab(tab, "makePromise");
+
+  let grip = yield onNewPromise;
+  ok(grip, "Found our promise p");
+
+  let objectClient = new ObjectClient(client, grip);
+  ok(objectClient, "Got Object Client");
+
+  yield new Promise(resolve => {
+    objectClient.getPromiseFulfillmentStack(response => {
+      ok(response.fulfillmentStack.length, "Got promise allocation stack.");
+
+      for (let i = 0; i < TEST_DATA.length; i++) {
+        let stack = response.fulfillmentStack[i];
+        let data = TEST_DATA[i];
+        is(stack.source.url, TAB_URL, "Got correct source URL.");
+        is(stack.functionDisplayName, data.functionDisplayName,
+           "Got correct function display name.");
+        is(stack.line, data.line, "Got correct stack line number.");
+        is(stack.column, data.column, "Got correct stack column number.");
+      }
+
+      resolve();
+    });
+  });
+
+  yield front.detach();
+}