Conditionally render node taints upon value existance (#3989)

src/renderer/components/__tests__/nodes.api.test.ts

@@ -0,0 +1,41 @@
+/**
+ * Copyright (c) 2021 OpenLens Authors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+ * the Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+import { formatNodeTaint } from "../../../common/k8s-api/endpoints";
+
+describe("formatNodeTaint tests", () => {
+  it("should use value if defined", () => {
+    expect(formatNodeTaint({
+      effect: "Foo",
+      key: "hello",
+      timeAdded: "pre",
+      value: "a"
+    })).toBe("hello=a:Foo");
+  });
+
+  it("should not use value if not defined", () => {
+    expect(formatNodeTaint({
+      effect: "Foo",
+      key: "hello",
+      timeAdded: "pre",
+    })).toBe("hello:Foo");
+  });
+});