9 files changed, 230 insertions, 0 deletions
diff --git a/devtools/shared/platform/content/.eslintrc.js b/devtools/shared/platform/content/.eslintrc.js
new file mode 100644
index 000000000..515fe0261
--- /dev/null
+++ b/devtools/shared/platform/content/.eslintrc.js
@@ -0,0 +1,12 @@
+"use strict";
+
+module.exports = {
+  // Extend from the devtools eslintrc.
+  "extends": "../../../.eslintrc.js",
+
+  "rules": {
+    /* eslint-disable max-len */
+    // All code in this directory must be content-clean.
+    "mozilla/reject-some-requires": ["error", "^(chrome|chrome:.*|resource:.*|devtools/server/.*|.*\\.jsm|devtools/shared/platform/(chome|content)/.*)$"],
+  },
+};
diff --git a/devtools/shared/platform/content/clipboard.js b/devtools/shared/platform/content/clipboard.js
new file mode 100644
index 000000000..b43b996c2
--- /dev/null
+++ b/devtools/shared/platform/content/clipboard.js
@@ -0,0 +1,34 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// Helpers for clipboard handling.
+
+/* globals document */
+
+"use strict";
+
+function copyString(string) {
+  let doCopy = function (e) {
+    e.clipboardData.setData("text/plain", string);
+    e.preventDefault();
+  };
+
+  document.addEventListener("copy", doCopy);
+  document.execCommand("copy", false, null);
+  document.removeEventListener("copy", doCopy);
+}
+
+function getCurrentFlavors() {
+  // See bug 1295692.
+  return [];
+}
+
+function getData() {
+  // See bug 1295692.
+  return null;
+}
+
+exports.copyString = copyString;
+exports.getCurrentFlavors = getCurrentFlavors;
+exports.getData = getData;
diff --git a/devtools/shared/platform/content/moz.build b/devtools/shared/platform/content/moz.build
new file mode 100644
index 000000000..b62205eb8
--- /dev/null
+++ b/devtools/shared/platform/content/moz.build
@@ -0,0 +1,16 @@
+# -*- Mode: python; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+DevToolsModules(
+    'clipboard.js',
+    'stack.js',
+)
+
+XPCSHELL_TESTS_MANIFESTS += ['test/xpcshell.ini']
+
+MOCHITEST_MANIFESTS += [
+    'test/mochitest.ini',
+]
diff --git a/devtools/shared/platform/content/stack.js b/devtools/shared/platform/content/stack.js
new file mode 100644
index 000000000..87c7c4111
--- /dev/null
+++ b/devtools/shared/platform/content/stack.js
@@ -0,0 +1,49 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// A few wrappers for stack-manipulation.  This version of the module
+// is used in content code.  Note that this particular copy of the
+// file can only be loaded via require(), because Cu.import doesn't
+// exist in the content case.  So, we don't need the code to handle
+// both require and import here.
+
+"use strict";
+
+/**
+ * Looks like Cu.callFunctionWithAsyncStack, but just calls the callee.
+ */
+function callFunctionWithAsyncStack(callee, stack, id) {
+  return callee();
+}
+
+/**
+ * Return a description of the Nth caller, suitable for logging.
+ *
+ * @param {Number} n the caller to describe
+ * @return {String} a description of the nth caller.
+ */
+function describeNthCaller(n) {
+  if (isWorker) {
+    return "";
+  }
+
+  let stack = new Error().stack.split("\n");
+  // Add one here to skip this function.
+  return stack[n + 1];
+}
+
+/**
+ * Return a stack object that can be serialized and, when
+ * deserialized, passed to callFunctionWithAsyncStack.
+ */
+function getStack() {
+  // There's no reason for this to do anything fancy, since it's only
+  // used to pass back into callFunctionWithAsyncStack, which we can't
+  // implement.
+  return null;
+}
+
+exports.callFunctionWithAsyncStack = callFunctionWithAsyncStack;
+exports.describeNthCaller = describeNthCaller;
+exports.getStack = getStack;
diff --git a/devtools/shared/platform/content/test/.eslintrc.js b/devtools/shared/platform/content/test/.eslintrc.js
new file mode 100644
index 000000000..59adf410a
--- /dev/null
+++ b/devtools/shared/platform/content/test/.eslintrc.js
@@ -0,0 +1,6 @@
+"use strict";
+
+module.exports = {
+  // Extend from the common devtools xpcshell eslintrc config.
+  "extends": "../../../../.eslintrc.xpcshell.js"
+};
diff --git a/devtools/shared/platform/content/test/mochitest.ini b/devtools/shared/platform/content/test/mochitest.ini
new file mode 100644
index 000000000..f62cada6b
--- /dev/null
+++ b/devtools/shared/platform/content/test/mochitest.ini
@@ -0,0 +1,5 @@
+[DEFAULT]
+support-files =
+
+[test_clipboard.html]
+subsuite = clipboard
diff --git a/devtools/shared/platform/content/test/test_clipboard.html b/devtools/shared/platform/content/test/test_clipboard.html
new file mode 100644
index 000000000..ccf5e6ccf
--- /dev/null
+++ b/devtools/shared/platform/content/test/test_clipboard.html
@@ -0,0 +1,53 @@
+<!DOCTYPE html>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1290230
+-->
+<head>
+  <title>Test for Bug 1290230 - clipboard helpers</title>
+  <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
+  <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
+  <link rel="stylesheet" type="text/css"
+        href="chrome://mochikit/content/tests/SimpleTest/test.css">
+  <script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
+
+<script type="application/javascript;version=1.8">
+"use strict";
+var exports = {}
+</script>
+
+  <script type="application/javascript;version=1.8"
+	  src="resource://devtools/shared/platform/content/clipboard.js"></script>
+
+</head>
+<body onload="do_tests()">
+<script type="application/javascript;version=1.8">
+"use strict";
+
+const RESULT = "lark bunting";
+
+function doCopy(e) {
+  console.log(e.isTrusted);
+  copyString(RESULT);
+}
+
+function do_tests() {
+  let elt = document.querySelector("#key");
+  elt.addEventListener("keydown", doCopy);
+
+  // Set the clipboard to something other than what we expect.
+  SpecialPowers.clipboardCopyString("snowy owl");
+
+  elt.focus();
+  synthesizeKey("x", {});
+
+  is(SpecialPowers.getClipboardData("text/unicode"), RESULT, "clipboard copying worked");
+
+  SimpleTest.finish();
+}
+
+SimpleTest.waitForExplicitFinish();
+
+</script>
+<div id="key" tabindex="-1">Type Here</div>
+</body>
diff --git a/devtools/shared/platform/content/test/test_stack.js b/devtools/shared/platform/content/test/test_stack.js
new file mode 100644
index 000000000..4dbb66541
--- /dev/null
+++ b/devtools/shared/platform/content/test/test_stack.js
@@ -0,0 +1,48 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// There isn't really very much about the content stack.js that we can
+// test, but we'll do what we can.
+
+"use strict";
+
+var Cu = Components.utils;
+const {require} = Cu.import("resource://devtools/shared/Loader.jsm", {});
+
+// Make sure to explicitly require the content version of this module.
+// We have to use the ".." trick due to the way the loader remaps
+// devtools/shared/platform.
+const {
+  callFunctionWithAsyncStack,
+  getStack,
+  describeNthCaller
+} = require("devtools/shared/platform/../content/stack");
+
+function f3() {
+  return describeNthCaller(2);
+}
+
+function f2() {
+  return f3();
+}
+
+function f1() {
+  return f2();
+}
+
+function run_test() {
+  let value = 7;
+
+  const changeValue = () => {
+    value = 9;
+  };
+
+  callFunctionWithAsyncStack(changeValue, getStack(), "test_stack");
+  equal(value, 9, "callFunctionWithAsyncStack worked");
+
+  let stack = getStack();
+  equal(JSON.parse(JSON.stringify(stack)), stack, "stack is serializable");
+
+  let desc = f1();
+  ok(desc.includes("f1"), "stack description includes f1");
+}
diff --git a/devtools/shared/platform/content/test/xpcshell.ini b/devtools/shared/platform/content/test/xpcshell.ini
new file mode 100644
index 000000000..fa475165a
--- /dev/null
+++ b/devtools/shared/platform/content/test/xpcshell.ini
@@ -0,0 +1,7 @@
+[DEFAULT]
+tags = devtools
+head =
+tail =
+firefox-appdir = browser
+
+[test_stack.js]