1 files changed, 52 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/node/components/console-output.test.js b/devtools/client/webconsole/test/node/components/console-output.test.js
new file mode 100644
index 0000000000..a12c2fbae2
--- /dev/null
+++ b/devtools/client/webconsole/test/node/components/console-output.test.js
@@ -0,0 +1,52 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+const {
+  createFactory,
+} = require("resource://devtools/client/shared/vendor/react.js");
+// Test utils.
+const expect = require("expect");
+const { render } = require("enzyme");
+const Provider = createFactory(
+  require("resource://devtools/client/shared/vendor/react-redux.js").Provider
+);
+
+const ConsoleOutput = createFactory(
+  require("resource://devtools/client/webconsole/components/Output/ConsoleOutput.js")
+);
+const serviceContainer = require("resource://devtools/client/webconsole/test/node/fixtures/serviceContainer.js");
+const {
+  setupStore,
+} = require("resource://devtools/client/webconsole/test/node/helpers.js");
+
+const MESSAGES_NUMBER = 100;
+function getDefaultProps() {
+  const store = setupStore(
+    Array.from({ length: MESSAGES_NUMBER })
+      // Alternate message so we don't trigger the repeat mechanism.
+      .map((_, i) => (i % 2 ? "console.log(null)" : "console.log(NaN)"))
+  );
+
+  return {
+    store,
+    serviceContainer,
+  };
+}
+
+describe("ConsoleOutput component:", () => {
+  it("Render every message", () => {
+    const Services = require("resource://devtools/client/shared/test-helpers/jest-fixtures/Services.js");
+    Services.prefs.setBoolPref("devtools.testing", true);
+
+    // We need to wrap the ConsoleApiElement in a Provider in order for the
+    // ObjectInspector to work.
+    const rendered = render(
+      Provider({ store: setupStore() }, ConsoleOutput(getDefaultProps()))
+    );
+
+    Services.prefs.setBoolPref("devtools.testing", false);
+    const visibleMessages = JSON.parse(rendered.prop("data-visible-messages"));
+    expect(visibleMessages.length).toBe(MESSAGES_NUMBER);
+  });
+});