mirror of
https://github.com/denoland/deno.git
synced 2024-11-23 15:16:54 -05:00
721 lines
16 KiB
TypeScript
721 lines
16 KiB
TypeScript
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import {
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_format,
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assert,
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assertNotEquals,
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assertStringContains,
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assertArrayContains,
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assertMatch,
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assertNotMatch,
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assertEquals,
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assertStrictEquals,
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assertNotStrictEquals,
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assertThrows,
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assertThrowsAsync,
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AssertionError,
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equal,
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fail,
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unimplemented,
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unreachable,
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} from "./asserts.ts";
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import { red, green, gray, bold, yellow, stripColor } from "../fmt/colors.ts";
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Deno.test("testingEqual", function (): void {
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assert(equal("world", "world"));
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assert(!equal("hello", "world"));
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assert(equal(5, 5));
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assert(!equal(5, 6));
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assert(equal(NaN, NaN));
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assert(equal({ hello: "world" }, { hello: "world" }));
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assert(!equal({ world: "hello" }, { hello: "world" }));
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assert(
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equal(
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{ hello: "world", hi: { there: "everyone" } },
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{ hello: "world", hi: { there: "everyone" } },
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),
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);
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assert(
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!equal(
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{ hello: "world", hi: { there: "everyone" } },
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{ hello: "world", hi: { there: "everyone else" } },
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),
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);
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assert(equal(/deno/, /deno/));
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assert(!equal(/deno/, /node/));
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assert(equal(new Date(2019, 0, 3), new Date(2019, 0, 3)));
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assert(!equal(new Date(2019, 0, 3), new Date(2019, 1, 3)));
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assert(
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!equal(
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new Date(2019, 0, 3, 4, 20, 1, 10),
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new Date(2019, 0, 3, 4, 20, 1, 20),
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),
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);
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assert(equal(new Date("Invalid"), new Date("Invalid")));
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assert(!equal(new Date("Invalid"), new Date(2019, 0, 3)));
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assert(!equal(new Date("Invalid"), new Date(2019, 0, 3, 4, 20, 1, 10)));
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assert(equal(new Set([1]), new Set([1])));
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assert(!equal(new Set([1]), new Set([2])));
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assert(equal(new Set([1, 2, 3]), new Set([3, 2, 1])));
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assert(equal(new Set([1, new Set([2, 3])]), new Set([new Set([3, 2]), 1])));
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assert(!equal(new Set([1, 2]), new Set([3, 2, 1])));
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assert(!equal(new Set([1, 2, 3]), new Set([4, 5, 6])));
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assert(equal(new Set("denosaurus"), new Set("denosaurussss")));
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assert(equal(new Map(), new Map()));
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assert(
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equal(
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new Map([
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["foo", "bar"],
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["baz", "baz"],
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]),
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new Map([
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["foo", "bar"],
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["baz", "baz"],
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]),
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),
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);
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assert(
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equal(
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new Map([["foo", new Map([["bar", "baz"]])]]),
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new Map([["foo", new Map([["bar", "baz"]])]]),
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),
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);
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assert(
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equal(
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new Map([["foo", { bar: "baz" }]]),
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new Map([["foo", { bar: "baz" }]]),
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),
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);
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assert(
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equal(
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new Map([
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["foo", "bar"],
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["baz", "qux"],
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]),
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new Map([
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["baz", "qux"],
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["foo", "bar"],
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]),
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),
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);
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assert(equal(new Map([["foo", ["bar"]]]), new Map([["foo", ["bar"]]])));
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assert(!equal(new Map([["foo", "bar"]]), new Map([["bar", "baz"]])));
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assert(
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!equal(
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new Map([["foo", "bar"]]),
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new Map([
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["foo", "bar"],
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["bar", "baz"],
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]),
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),
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);
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assert(
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!equal(
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new Map([["foo", new Map([["bar", "baz"]])]]),
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new Map([["foo", new Map([["bar", "qux"]])]]),
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),
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);
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assert(equal(new Map([[{ x: 1 }, true]]), new Map([[{ x: 1 }, true]])));
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assert(!equal(new Map([[{ x: 1 }, true]]), new Map([[{ x: 1 }, false]])));
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assert(!equal(new Map([[{ x: 1 }, true]]), new Map([[{ x: 2 }, true]])));
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assert(equal([1, 2, 3], [1, 2, 3]));
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assert(equal([1, [2, 3]], [1, [2, 3]]));
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assert(!equal([1, 2, 3, 4], [1, 2, 3]));
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assert(!equal([1, 2, 3, 4], [1, 2, 3]));
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assert(!equal([1, 2, 3, 4], [1, 4, 2, 3]));
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assert(equal(new Uint8Array([1, 2, 3, 4]), new Uint8Array([1, 2, 3, 4])));
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assert(!equal(new Uint8Array([1, 2, 3, 4]), new Uint8Array([2, 1, 4, 3])));
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assert(
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equal(new URL("https://example.test"), new URL("https://example.test")),
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);
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assert(
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!equal(
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new URL("https://example.test"),
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new URL("https://example.test/with-path"),
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),
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);
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});
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Deno.test("testingNotEquals", function (): void {
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const a = { foo: "bar" };
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const b = { bar: "foo" };
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assertNotEquals(a, b);
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assertNotEquals("Denosaurus", "Tyrannosaurus");
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assertNotEquals(
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new Date(2019, 0, 3, 4, 20, 1, 10),
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new Date(2019, 0, 3, 4, 20, 1, 20),
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);
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assertNotEquals(
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new Date("invalid"),
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new Date(2019, 0, 3, 4, 20, 1, 20),
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);
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let didThrow;
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try {
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assertNotEquals("Raptor", "Raptor");
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didThrow = false;
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} catch (e) {
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assert(e instanceof AssertionError);
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didThrow = true;
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}
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assertEquals(didThrow, true);
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});
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Deno.test("testingAssertStringContains", function (): void {
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assertStringContains("Denosaurus", "saur");
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assertStringContains("Denosaurus", "Deno");
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assertStringContains("Denosaurus", "rus");
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let didThrow;
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try {
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assertStringContains("Denosaurus", "Raptor");
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didThrow = false;
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} catch (e) {
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assert(e instanceof AssertionError);
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didThrow = true;
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}
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assertEquals(didThrow, true);
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});
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Deno.test("testingArrayContains", function (): void {
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const fixture = ["deno", "iz", "luv"];
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const fixtureObject = [{ deno: "luv" }, { deno: "Js" }];
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assertArrayContains(fixture, ["deno"]);
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assertArrayContains(fixtureObject, [{ deno: "luv" }]);
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assertArrayContains(
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Uint8Array.from([1, 2, 3, 4]),
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Uint8Array.from([1, 2, 3]),
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);
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assertThrows(
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(): void => assertArrayContains(fixtureObject, [{ deno: "node" }]),
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AssertionError,
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`actual: "[
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{
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deno: "luv",
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},
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{
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deno: "Js",
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},
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]" expected to contain: "[
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{
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deno: "node",
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},
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]"
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missing: [
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{
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deno: "node",
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},
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]`,
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);
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});
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Deno.test("testingAssertStringContainsThrow", function (): void {
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let didThrow = false;
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try {
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assertStringContains("Denosaurus from Jurassic", "Raptor");
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} catch (e) {
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assert(
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e.message ===
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`actual: "Denosaurus from Jurassic" expected to contain: "Raptor"`,
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);
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assert(e instanceof AssertionError);
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didThrow = true;
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}
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assert(didThrow);
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});
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Deno.test("testingAssertStringMatching", function (): void {
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assertMatch("foobar@deno.com", RegExp(/[a-zA-Z]+@[a-zA-Z]+.com/));
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});
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Deno.test("testingAssertStringMatchingThrows", function (): void {
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let didThrow = false;
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try {
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assertMatch("Denosaurus from Jurassic", RegExp(/Raptor/));
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} catch (e) {
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assert(
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e.message ===
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`actual: "Denosaurus from Jurassic" expected to match: "/Raptor/"`,
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);
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assert(e instanceof AssertionError);
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didThrow = true;
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}
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assert(didThrow);
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});
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Deno.test("testingAssertStringNotMatching", function (): void {
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assertNotMatch("foobar.deno.com", RegExp(/[a-zA-Z]+@[a-zA-Z]+.com/));
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});
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Deno.test("testingAssertStringNotMatchingThrows", function (): void {
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let didThrow = false;
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try {
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assertNotMatch("Denosaurus from Jurassic", RegExp(/from/));
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} catch (e) {
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assert(
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e.message ===
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`actual: "Denosaurus from Jurassic" expected to not match: "/from/"`,
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);
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assert(e instanceof AssertionError);
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didThrow = true;
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}
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assert(didThrow);
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});
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Deno.test("testingAssertsUnimplemented", function (): void {
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let didThrow = false;
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try {
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unimplemented();
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} catch (e) {
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assert(e.message === "unimplemented");
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assert(e instanceof AssertionError);
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didThrow = true;
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}
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assert(didThrow);
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});
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Deno.test("testingAssertsUnreachable", function (): void {
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let didThrow = false;
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try {
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unreachable();
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} catch (e) {
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assert(e.message === "unreachable");
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assert(e instanceof AssertionError);
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didThrow = true;
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}
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assert(didThrow);
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});
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Deno.test("testingAssertFail", function (): void {
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assertThrows(fail, AssertionError, "Failed assertion.");
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assertThrows(
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(): void => {
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fail("foo");
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},
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AssertionError,
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"Failed assertion: foo",
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);
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});
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Deno.test("testingAssertFailWithWrongErrorClass", function (): void {
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assertThrows(
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(): void => {
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//This next assertThrows will throw an AssertionError due to the wrong
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//expected error class
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assertThrows(
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(): void => {
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fail("foo");
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},
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TypeError,
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"Failed assertion: foo",
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);
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},
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AssertionError,
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`Expected error to be instance of "TypeError", but was "AssertionError"`,
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);
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});
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Deno.test("testingAssertThrowsWithReturnType", () => {
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assertThrows(() => {
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throw new Error();
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});
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});
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Deno.test("testingAssertThrowsAsyncWithReturnType", () => {
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assertThrowsAsync(() => {
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throw new Error();
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});
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});
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const createHeader = (): string[] => [
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"",
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"",
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` ${gray(bold("[Diff]"))} ${red(bold("Actual"))} / ${
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green(
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bold("Expected"),
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)
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}`,
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"",
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"",
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];
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const added: (s: string) => string = (s: string): string => green(bold(s));
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const removed: (s: string) => string = (s: string): string => red(bold(s));
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Deno.test({
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name: "pass case",
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fn(): void {
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assertEquals({ a: 10 }, { a: 10 });
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assertEquals(true, true);
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assertEquals(10, 10);
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assertEquals("abc", "abc");
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assertEquals({ a: 10, b: { c: "1" } }, { a: 10, b: { c: "1" } });
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assertEquals(new Date("invalid"), new Date("invalid"));
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},
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});
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Deno.test({
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name: "failed with number",
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fn(): void {
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assertThrows(
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(): void => assertEquals(1, 2),
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AssertionError,
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[
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"Values are not equal:",
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...createHeader(),
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removed(`- ${yellow("1")}`),
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added(`+ ${yellow("2")}`),
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"",
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].join("\n"),
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);
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},
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});
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Deno.test({
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name: "failed with number vs string",
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fn(): void {
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assertThrows(
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(): void => assertEquals(1, "1"),
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AssertionError,
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[
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"Values are not equal:",
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...createHeader(),
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removed(`- ${yellow("1")}`),
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added(`+ "1"`),
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].join("\n"),
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);
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},
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});
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Deno.test({
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name: "failed with array",
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fn(): void {
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assertThrows(
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(): void => assertEquals([1, "2", 3], ["1", "2", 3]),
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AssertionError,
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`
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[
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- 1,
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+ "1",
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"2",
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3,
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]`,
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);
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},
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});
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Deno.test({
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name: "failed with object",
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fn(): void {
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assertThrows(
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(): void => assertEquals({ a: 1, b: "2", c: 3 }, { a: 1, b: 2, c: [3] }),
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AssertionError,
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`
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{
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a: 1,
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+ b: 2,
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+ c: [
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+ 3,
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+ ],
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- b: "2",
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- c: 3,
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}`,
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);
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},
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});
|
|
|
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Deno.test({
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name: "failed with date",
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fn(): void {
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assertThrows(
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(): void =>
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assertEquals(
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new Date(2019, 0, 3, 4, 20, 1, 10),
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new Date(2019, 0, 3, 4, 20, 1, 20),
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),
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AssertionError,
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[
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"Values are not equal:",
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...createHeader(),
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removed(`- ${new Date(2019, 0, 3, 4, 20, 1, 10).toISOString()}`),
|
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added(`+ ${new Date(2019, 0, 3, 4, 20, 1, 20).toISOString()}`),
|
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"",
|
|
].join("\n"),
|
|
);
|
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assertThrows(
|
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(): void =>
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assertEquals(
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new Date("invalid"),
|
|
new Date(2019, 0, 3, 4, 20, 1, 20),
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),
|
|
AssertionError,
|
|
[
|
|
"Values are not equal:",
|
|
...createHeader(),
|
|
removed(`- ${new Date("invalid")}`),
|
|
added(`+ ${new Date(2019, 0, 3, 4, 20, 1, 20).toISOString()}`),
|
|
"",
|
|
].join("\n"),
|
|
);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "strict pass case",
|
|
fn(): void {
|
|
assertStrictEquals(true, true);
|
|
assertStrictEquals(10, 10);
|
|
assertStrictEquals("abc", "abc");
|
|
|
|
const xs = [1, false, "foo"];
|
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const ys = xs;
|
|
assertStrictEquals(xs, ys);
|
|
|
|
const x = { a: 1 };
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const y = x;
|
|
assertStrictEquals(x, y);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "strict failed with structure diff",
|
|
fn(): void {
|
|
assertThrows(
|
|
(): void => assertStrictEquals({ a: 1, b: 2 }, { a: 1, c: [3] }),
|
|
AssertionError,
|
|
`
|
|
{
|
|
a: 1,
|
|
+ c: [
|
|
+ 3,
|
|
+ ],
|
|
- b: 2,
|
|
}`,
|
|
);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "strict failed with reference diff",
|
|
fn(): void {
|
|
assertThrows(
|
|
(): void => assertStrictEquals({ a: 1, b: 2 }, { a: 1, b: 2 }),
|
|
AssertionError,
|
|
`Values have the same structure but are not reference-equal:
|
|
|
|
{
|
|
a: 1,
|
|
b: 2,
|
|
}`,
|
|
);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "strictly unequal pass case",
|
|
fn(): void {
|
|
assertNotStrictEquals(true, false);
|
|
assertNotStrictEquals(10, 11);
|
|
assertNotStrictEquals("abc", "xyz");
|
|
assertNotStrictEquals(1, "1");
|
|
|
|
const xs = [1, false, "foo"];
|
|
const ys = [1, true, "bar"];
|
|
assertNotStrictEquals(xs, ys);
|
|
|
|
const x = { a: 1 };
|
|
const y = { a: 2 };
|
|
assertNotStrictEquals(x, y);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "strictly unequal fail case",
|
|
fn(): void {
|
|
assertThrows(() => assertNotStrictEquals(1, 1), AssertionError);
|
|
},
|
|
});
|
|
|
|
Deno.test({
|
|
name: "assert* functions with specified type parameter",
|
|
fn(): void {
|
|
assertEquals<string>("hello", "hello");
|
|
assertNotEquals<number>(1, 2);
|
|
assertArrayContains<boolean>([true, false], [true]);
|
|
const value = { x: 1 };
|
|
assertStrictEquals<typeof value>(value, value);
|
|
// eslint-disable-next-line @typescript-eslint/ban-types
|
|
assertNotStrictEquals<object>(value, { x: 1 });
|
|
},
|
|
});
|
|
|
|
Deno.test("Assert Throws Non-Error Fail", () => {
|
|
assertThrows(
|
|
() => {
|
|
assertThrows(
|
|
() => {
|
|
throw "Panic!";
|
|
},
|
|
String,
|
|
"Panic!",
|
|
);
|
|
},
|
|
AssertionError,
|
|
"A non-Error object was thrown.",
|
|
);
|
|
|
|
assertThrows(
|
|
() => {
|
|
assertThrows(() => {
|
|
throw null;
|
|
});
|
|
},
|
|
AssertionError,
|
|
"A non-Error object was thrown.",
|
|
);
|
|
|
|
assertThrows(
|
|
() => {
|
|
assertThrows(() => {
|
|
throw undefined;
|
|
});
|
|
},
|
|
AssertionError,
|
|
"A non-Error object was thrown.",
|
|
);
|
|
});
|
|
|
|
Deno.test("Assert Throws Async Non-Error Fail", () => {
|
|
assertThrowsAsync(
|
|
() => {
|
|
return assertThrowsAsync(
|
|
() => {
|
|
return Promise.reject("Panic!");
|
|
},
|
|
String,
|
|
"Panic!",
|
|
);
|
|
},
|
|
AssertionError,
|
|
"A non-Error object was thrown or rejected.",
|
|
);
|
|
|
|
assertThrowsAsync(
|
|
() => {
|
|
return assertThrowsAsync(() => {
|
|
return Promise.reject(null);
|
|
});
|
|
},
|
|
AssertionError,
|
|
"A non-Error object was thrown or rejected.",
|
|
);
|
|
|
|
assertThrowsAsync(
|
|
() => {
|
|
return assertThrowsAsync(() => {
|
|
return Promise.reject(undefined);
|
|
});
|
|
},
|
|
AssertionError,
|
|
"A non-Error object was thrown or rejected.",
|
|
);
|
|
|
|
assertThrowsAsync(
|
|
() => {
|
|
return assertThrowsAsync(() => {
|
|
throw undefined;
|
|
});
|
|
},
|
|
AssertionError,
|
|
"A non-Error object was thrown or rejected.",
|
|
);
|
|
});
|
|
|
|
Deno.test("assertEquals diff for differently ordered objects", () => {
|
|
assertThrows(
|
|
() => {
|
|
assertEquals(
|
|
{
|
|
aaaaaaaaaaaaaaaaaaaaaaaa: 0,
|
|
bbbbbbbbbbbbbbbbbbbbbbbb: 0,
|
|
ccccccccccccccccccccccc: 0,
|
|
},
|
|
{
|
|
ccccccccccccccccccccccc: 1,
|
|
aaaaaaaaaaaaaaaaaaaaaaaa: 0,
|
|
bbbbbbbbbbbbbbbbbbbbbbbb: 0,
|
|
},
|
|
);
|
|
},
|
|
AssertionError,
|
|
`
|
|
{
|
|
aaaaaaaaaaaaaaaaaaaaaaaa: 0,
|
|
bbbbbbbbbbbbbbbbbbbbbbbb: 0,
|
|
- ccccccccccccccccccccccc: 0,
|
|
+ ccccccccccccccccccccccc: 1,
|
|
}`,
|
|
);
|
|
});
|
|
|
|
// Check that the diff formatter overrides some default behaviours of
|
|
// `Deno.inspect()` which are problematic for diffing.
|
|
Deno.test("assert diff formatting", () => {
|
|
// Wraps objects into multiple lines even when they are small. Prints trailing
|
|
// commas.
|
|
assertEquals(
|
|
stripColor(_format({ a: 1, b: 2 })),
|
|
`{
|
|
a: 1,
|
|
b: 2,
|
|
}`,
|
|
);
|
|
|
|
// Same for nested small objects.
|
|
assertEquals(
|
|
stripColor(_format([{ x: { a: 1, b: 2 }, y: ["a", "b"] }])),
|
|
`[
|
|
{
|
|
x: {
|
|
a: 1,
|
|
b: 2,
|
|
},
|
|
y: [
|
|
"a",
|
|
"b",
|
|
],
|
|
},
|
|
]`,
|
|
);
|
|
|
|
// Grouping is disabled.
|
|
assertEquals(
|
|
stripColor(_format(["i", "i", "i", "i", "i", "i", "i"])),
|
|
`[
|
|
"i",
|
|
"i",
|
|
"i",
|
|
"i",
|
|
"i",
|
|
"i",
|
|
"i",
|
|
]`,
|
|
);
|
|
});
|
|
|
|
Deno.test("Assert Throws Parent Error", () => {
|
|
assertThrows(
|
|
() => {
|
|
throw new AssertionError("Fail!");
|
|
},
|
|
Error,
|
|
"Fail!",
|
|
);
|
|
});
|
|
|
|
Deno.test("Assert Throws Async Parent Error", () => {
|
|
assertThrowsAsync(
|
|
() => {
|
|
throw new AssertionError("Fail!");
|
|
},
|
|
Error,
|
|
"Fail!",
|
|
);
|
|
});
|