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denoland-deno/bundle/test.ts
2019-06-21 17:02:53 -07:00

112 lines
3.2 KiB
TypeScript

// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license.
import { test } from "../testing/mod.ts";
import {
assert,
AssertionError,
assertStrictEq,
assertThrowsAsync
} from "../testing/asserts.ts";
import { assertEquals } from "../testing/pretty.ts";
import { evaluate, instantiate, load, ModuleMetaData } from "./utils.ts";
/* eslint-disable @typescript-eslint/no-namespace */
declare global {
namespace globalThis {
var __results: [string, string] | undefined;
}
}
/* eslint-disable max-len */
/* eslint-enable @typescript-eslint/no-namespace */
const fixture = `
define("data", [], { "baz": "qat" });
define("modB", ["require", "exports", "data"], function(require, exports, data) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.foo = "bar";
exports.baz = data.baz;
});
define("modA", ["require", "exports", "modB"], function(require, exports, modB) {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
globalThis.__results = [modB.foo, modB.baz];
});
`;
/* eslint-enable max-len */
const fixtureQueue = ["data", "modB", "modA"];
const fixtureModules = new Map<string, ModuleMetaData>();
fixtureModules.set("data", {
dependencies: [],
factory: {
baz: "qat"
},
exports: {}
});
fixtureModules.set("modB", {
dependencies: ["require", "exports", "data"],
factory(_require, exports, data): void {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.foo = "bar";
exports.baz = data.baz;
},
exports: {}
});
fixtureModules.set("modA", {
dependencies: ["require", "exports", "modB"],
factory(_require, exports, modB): void {
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
globalThis.__results = [modB.foo, modB.baz];
},
exports: {}
});
test(async function loadBundle(): Promise<void> {
const result = await load(["", "./bundle/testdata/bundle.js", "--foo"]);
assert(result != null);
assert(
result.includes(
`define("subdir/print_hello", ["require", "exports"], function(`
)
);
});
test(async function loadBadArgs(): Promise<void> {
await assertThrowsAsync(
async (): Promise<void> => {
await load(["bundle/test.ts"]);
},
AssertionError,
"Expected at least two arguments."
);
});
test(async function loadMissingBundle(): Promise<void> {
await assertThrowsAsync(
async (): Promise<void> => {
await load([".", "bad_bundle.js"]);
},
AssertionError,
`Expected "bad_bundle.js" to exist.`
);
});
test(async function evaluateBundle(): Promise<void> {
assert(globalThis.define == null, "Expected 'define' to be undefined");
const [queue, modules] = evaluate(fixture);
assert(globalThis.define == null, "Expected 'define' to be undefined");
assertEquals(queue, ["data", "modB", "modA"]);
assert(modules.has("modA"));
assert(modules.has("modB"));
assert(modules.has("data"));
assertStrictEq(modules.size, 3);
});
test(async function instantiateBundle(): Promise<void> {
assert(globalThis.__results == null);
instantiate(fixtureQueue, fixtureModules);
assertEquals(globalThis.__results, ["bar", "qat"]);
delete globalThis.__results;
});