1 files changed, 61 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/browser/browser_webconsole_select_all.js b/devtools/client/webconsole/test/browser/browser_webconsole_select_all.js
new file mode 100644
index 0000000000..2c320d9ff7
--- /dev/null
+++ b/devtools/client/webconsole/test/browser/browser_webconsole_select_all.js
@@ -0,0 +1,61 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that the global Firefox "Select All" functionality (e.g. Edit >
+// Select All) works properly in the Web Console.
+
+const TEST_URI = "http://example.com/";
+
+add_task(async function testSelectAll() {
+  const hud = await openNewTabAndConsole(TEST_URI);
+  await testSelectionWhenMovingBetweenBoxes(hud);
+  testBrowserMenuSelectAll(hud);
+});
+
+async function testSelectionWhenMovingBetweenBoxes(hud) {
+  // Fill the console with some output.
+  await clearOutput(hud);
+  await executeAndWaitForResultMessage(hud, "1 + 2", "3");
+  await executeAndWaitForResultMessage(hud, "3 + 4", "7");
+  await executeAndWaitForResultMessage(hud, "5 + 6", "11");
+}
+
+function testBrowserMenuSelectAll(hud) {
+  const { ui } = hud;
+  const outputContainer = ui.outputNode.querySelector(".webconsole-output");
+
+  is(
+    outputContainer.querySelectorAll(".message").length,
+    6,
+    "the output node contains the expected number of messages"
+  );
+
+  // The focus is on the JsTerm, so we need to blur it for the copy comand to
+  // work.
+  outputContainer.ownerDocument.activeElement.blur();
+
+  // Test that the global Firefox "Select All" functionality (e.g. Edit >
+  // Select All) works properly in the Web Console.
+  goDoCommand("cmd_selectAll");
+
+  checkMessagesSelected(outputContainer);
+  hud.iframeWindow.getSelection().removeAllRanges();
+}
+
+function checkMessagesSelected(outputContainer) {
+  const selection = outputContainer.ownerDocument.getSelection();
+  const messages = outputContainer.querySelectorAll(".message");
+
+  for (const message of messages) {
+    // Oddly, something about the top and bottom buffer having user-select be
+    // 'none' means that the messages themselves don't register as selected.
+    // However, all of their children will count as selected, which should be
+    // good enough for our purposes.
+    const selected = [...message.children].every(c =>
+      selection.containsNode(c)
+    );
+    ok(selected, `Node containing text "${message.textContent}" was selected`);
+  }
+}