1 files changed, 79 insertions, 0 deletions
diff --git a/browser/devtools/webconsole/test/browser_webconsole_console_custom_styles.js b/browser/devtools/webconsole/test/browser_webconsole_console_custom_styles.js
new file mode 100644
index 000000000..a522fc47b
--- /dev/null
+++ b/browser/devtools/webconsole/test/browser_webconsole_console_custom_styles.js
@@ -0,0 +1,79 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that the '%c' modifier works with the console API. See bug 823097.
+
+function test() {
+  let hud;
+
+  const TEST_URI = "data:text/html;charset=utf8,<p>test for " +
+                   "console.log('%ccustom styles', 'color:red')";
+
+  const checks = [{
+    // check the basics work
+    style: "color:red;font-size:1.3em",
+    props: { color: true, fontSize: true },
+    sameStyleExpected: true,
+  }, {
+    // check that the url() is not allowed
+    style: "color:blue;background-image:url('http://example.com/test')",
+    props: { color: true, fontSize: false, background: false,
+             backgroundImage: false },
+    sameStyleExpected: false,
+  }, {
+    // check that some properties are not allowed
+    style: "color:pink;position:absolute;top:10px",
+    props: { color: true, position: false, top: false },
+    sameStyleExpected: false,
+  }];
+
+  Task.spawn(runner).then(finishTest);
+
+  function* runner() {
+    const {tab} = yield loadTab(TEST_URI);
+    hud = yield openConsole(tab);
+
+    for (let check of checks) {
+      yield checkStyle(check);
+    }
+
+    yield closeConsole(tab);
+  }
+
+  function* checkStyle(check) {
+    hud.jsterm.clearOutput();
+
+    info("checkStyle " + check.style);
+    hud.jsterm.execute("console.log('%cfoobar', \"" + check.style + "\")");
+
+    let [result] = yield waitForMessages({
+      webconsole: hud,
+      messages: [{
+        text: "foobar",
+        category: CATEGORY_WEBDEV,
+      }],
+    });
+
+    let msg = [...result.matched][0];
+    ok(msg, "message element");
+
+    let span = msg.querySelector(".message-body span[style]");
+    ok(span, "span element");
+
+    info("span textContent is: " + span.textContent);
+    isnot(span.textContent.indexOf("foobar"), -1, "span textContent check");
+
+    let outputStyle = span.getAttribute("style").replace(/\s+|;+$/g, "");
+    if (check.sameStyleExpected) {
+      is(outputStyle, check.style, "span style is correct");
+    } else {
+      isnot(outputStyle, check.style, "span style is not the same");
+    }
+
+    for (let prop of Object.keys(check.props)) {
+      is(!!span.style[prop], check.props[prop], "property check for " + prop);
+    }
+  }
+}