Rename tests to test; add a few tests

test/Chai.spec.ts

@@ -0,0 +1,17 @@
+import {describe} from 'mocha'
+import {expect} from 'chai'
+import {Utils} from "../Utils";
+
+describe("TestSuite", () => {
+    
+    describe("function under test", () => {
+        it("should work", () => {
+        expect("abc").eq("abc")
+        })
+    })
+})
+
+it("global test", async() => {
+    expect("abc").eq("abc")
+    expect(() => {throw "hi"}).throws(/hi/)
+})