mirror of https://github.com/webpack/webpack.git
50 lines
1.1 KiB
JavaScript
50 lines
1.1 KiB
JavaScript
"use strict";
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const NullDependency = require("../lib/dependencies/NullDependency");
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describe("NullDependency", () => {
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let env;
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beforeEach(() => (env = {}));
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it("is a function", () => {
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expect(NullDependency).toBeTypeOf("function");
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});
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describe("when created", () => {
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beforeEach(() => (env.nullDependency = new NullDependency()));
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it("has a null type", () => {
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expect(env.nullDependency.type).toBe("null");
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});
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it("has update hash function", () => {
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expect(env.nullDependency.updateHash).toBeTypeOf("function");
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});
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it("does not update hash", () => {
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const hash = {
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update: jest.fn()
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};
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env.nullDependency.updateHash(hash);
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expect(hash.update).not.toHaveBeenCalled();
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});
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});
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describe("Template", () => {
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it("is a function", () => {
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expect(NullDependency.Template).toBeTypeOf("function");
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});
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describe("when created", () => {
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beforeEach(() => {
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env.nullDependencyTemplate = new NullDependency.Template();
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});
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it("has apply function", () => {
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expect(env.nullDependencyTemplate.apply).toBeTypeOf("function");
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});
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});
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});
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});
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