Add tests for parse-lockfile

tests/functions/parse-lockfile.js

@@ -0,0 +1,40 @@
+import expect from "expect"
+import sinon from "sinon"
+import parseLockfile from "../../functions/parse-lockfile"
+
+describe("functions/parse-lockfile", () => {
+	afterEach(() => sinon.restore())
+	it("dislikes non-json", async () => {
+		let exit = sinon.stub(process, "exit")
+		expect(exit.called).toBe(false)
+		await parseLockfile("{")
+		expect(exit.called).toBe(true)
+	})
+
+	it("dislikes non-lockfile json", async () => {
+		let exit = sinon.stub(process, "exit")
+		expect(exit.called).toBe(false)
+		await parseLockfile("{a: []}")
+		expect(exit.called).toBe(true)
+	})
+
+	it("likes a lockfile", async () => {
+		let exit = sinon.stub(process, "exit")
+		expect(exit.called).toBe(false)
+		let lockfile = await parseLockfile(`
+			{
+				"name": "lil-yeet",
+				"lockfileVersion": 1,
+				"requires": true,
+				"dependencies": {}
+			}
+		`)
+		expect(exit.called).toBe(false)
+		expect(lockfile).toEqual({
+			name: "lil-yeet",
+			lockfileVersion: 1,
+			requires: true,
+			dependencies: {}
+		})
+	})
+})