add more test cases

test/simple-smoke-test/suite-with-lifecycle.spec.ts

@@ -0,0 +1,59 @@
+import expect from "expect"
+import sinon from "sinon"
+import { createRunner } from "../../src"
+
+type Components = {
+  component: {
+    start(): Promise<any>
+    stop(): Promise<any>
+    sum(a: number, b: number): number
+    read(): { started: boolean; stopped: boolean; counter: number }
+  }
+}
+
+const test = createRunner<Components>({
+  async main(program) {
+    await program.startComponents()
+  },
+  async initComponents() {
+    let started = false
+    let stopped = false
+    let counter = 0
+    const componentB = {
+      async start() {
+        started = true
+      },
+      async stop() {
+        stopped = true
+      },
+      sum(a: number, b: number) {
+        counter++
+        return a + b
+      },
+      read() {
+        return { started, stopped, counter }
+      },
+    }
+
+    return { component: componentB }
+  },
+})
+
+test("mocking component with lifecycle", ({ components, stubComponents }) => {
+  it("calls the original component", () => {
+    const { component } = components
+    expect(component.sum(1, 1)).toEqual(2)
+  })
+  it("stub a call", () => {
+    const { component } = stubComponents
+    component.sum.returns(1)
+    expect(component.sum(1, 1)).toEqual(1)
+  })
+  it("should start every component, no matter if those are stubbed", () => {
+    expect(stubComponents.component.read.wrappedMethod()).toEqual({
+      started: true,
+      counter: 1,
+      stopped: false,
+    })
+  })
+})