1 files changed, 59 insertions, 0 deletions
diff --git a/devtools/client/application/test/node/components/manifest/components_application_panel-ManifestIssueList.test.js b/devtools/client/application/test/node/components/manifest/components_application_panel-ManifestIssueList.test.js
new file mode 100644
index 0000000000..71d59d3e07
--- /dev/null
+++ b/devtools/client/application/test/node/components/manifest/components_application_panel-ManifestIssueList.test.js
@@ -0,0 +1,59 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Import libs
+const { shallow } = require("enzyme");
+const { createFactory } = require("react");
+
+const ManifestIssueList = createFactory(
+  require("resource://devtools/client/application/src/components/manifest/ManifestIssueList.js")
+);
+
+/*
+ * Tests for the ManifestIssue component
+ */
+
+describe("ManifestIssueList", () => {
+  it("renders the expected snapshot for a populated list", () => {
+    const issues = [
+      { level: "error", message: "Foo" },
+      { level: "warning", message: "Foo" },
+      { level: "warning", message: "Bar" },
+    ];
+    const wrapper = shallow(ManifestIssueList({ issues }));
+    expect(wrapper).toMatchSnapshot();
+  });
+
+  it("groups issues by level and shows errors first", () => {
+    const issues = [
+      { level: "warning", message: "A warning" },
+      { level: "error", message: "An error" },
+      { level: "warning", message: "Another warning" },
+    ];
+    const wrapper = shallow(ManifestIssueList({ issues }));
+    expect(wrapper).toMatchSnapshot();
+
+    expect(wrapper.find("ManifestIssue").get(0).props.level).toBe("error");
+    expect(wrapper.find("ManifestIssue").get(1).props.level).toBe("warning");
+    expect(wrapper.find("ManifestIssue").get(2).props.level).toBe("warning");
+  });
+
+  it("skips rendering empty level groups", () => {
+    const issues = [
+      { level: "warning", message: "A warning" },
+      { level: "warning", message: "Another warning" },
+    ];
+    const wrapper = shallow(ManifestIssueList({ issues }));
+    expect(wrapper).toMatchSnapshot();
+
+    const lists = wrapper.find(".js-manifest-issues");
+    expect(lists).toHaveLength(1);
+  });
+
+  it("renders nothing for empty issues", () => {
+    const wrapper = shallow(ManifestIssueList({ issues: [] }));
+    expect(wrapper).toMatchSnapshot();
+  });
+});