Add unit test for validation utils

Author: weirdwater

packages/pluggable-widgets-tools/src/utils/__tests__/validation.spec.ts

@@ -0,0 +1,28 @@
+import { WidgetValidationError, throwOnIllegalChars, throwOnNoMatch } from "../validation"
+
+describe("Validation Utilities", () => {
+
+    describe("throwOnIllegalChars", () => {
+
+        it("throws when the input does not match the pattern", () => {
+            expect(throwOnIllegalChars("abc", '0-9', "Test")).toThrow(WidgetValidationError)
+        })
+
+        it("does not throw when the input does match the pattern", () => {
+            expect(throwOnIllegalChars("abc", 'a-z', "Test")).not.toThrow()
+        })
+    })
+
+    describe("throwOnNoMatch", () => {
+
+        it("throws when the input does not match the pattern", () => {
+            expect(throwOnNoMatch("abc", /^$/, "Test")).toThrow(WidgetValidationError)
+        })
+
+        it("does not throw when the input does match the pattern", () => {
+            expect(throwOnNoMatch("abc", /[a-z]/, "Test")).not.toThrow()
+        })
+    })
+
+})
+