feat(test): add BaseLabel tests

ui/src/Components/Labels/BaseLabel/index.test.js

@@ -0,0 +1,80 @@
+import React from "react";
+import renderer from "react-test-renderer";
+
+import { AlertStore } from "Stores/AlertStore";
+
+import { BaseLabel } from ".";
+
+let alertStore;
+
+beforeEach(() => {
+  alertStore = new AlertStore([]);
+});
+
+const FakeBaseLabel = () => {
+  // BaseLabel doesn't implement render since it's an abstract component
+  // Add a dummy implementation for testing
+  class RenderableBaseLabel extends BaseLabel {
+    render() {
+      return null;
+    }
+  }
+  return renderer.create(
+    <RenderableBaseLabel alertStore={alertStore} name="foo" value="bar" />
+  );
+};
+
+describe("<BaseLabel />", () => {
+  it("isStaticColorLabel() returns true for labels present in staticColorLabels", () => {
+    alertStore.settings.values.staticColorLabels = ["foo", "job", "bar"];
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.isStaticColorLabel("job")).toBeTruthy();
+  });
+
+  it("isStaticColorLabel() returns false for labels not present in staticColorLabels", () => {
+    alertStore.settings.values.staticColorLabels = ["foo"];
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.isStaticColorLabel("job")).toBeFalsy();
+  });
+
+  it("getColorClass() on a label included in staticColorLabels should return 'info'", () => {
+    alertStore.settings.values.staticColorLabels = ["job"];
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.getColorClass("job", "foo")).toBe("info");
+  });
+
+  it("getColorClass() on a label without any special color should return 'warning'", () => {
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.getColorClass("foo", "bar")).toBe("warning");
+  });
+
+  it("getColorClass() on 'alertname' label should return 'dark'", () => {
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.getColorClass("alertname", "foo")).toBe("dark");
+  });
+
+  it("getColorStyle() on a label included in staticColorLabels should be empty", () => {
+    alertStore.settings.values.staticColorLabels = ["job"];
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.getColorStyle("job", "bar")).toMatchObject({});
+  });
+
+  it("getColorStyle() on a label without any color information should be empty", () => {
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.getColorStyle("foo", "bar")).toMatchObject({});
+  });
+
+  it("getColorStyle() on a label with color information should be correctly formatted", () => {
+    alertStore.data.colors["foo"] = {
+      bar: {
+        font: { red: 1, green: 2, blue: 3, alpha: 100 },
+        background: { red: 4, green: 5, blue: 6, alpha: 200 }
+      }
+    };
+    const instance = FakeBaseLabel().getInstance();
+    expect(instance.getColorStyle("foo", "bar")).toMatchObject({
+      color: "rgba(1, 2, 3, 100)",
+      backgroundColor: "rgba(4, 5, 6, 200)"
+    });
+  });
+});