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authorRyan Dahl <ry@tinyclouds.org>2019-01-03 14:55:22 -0500
committerGitHub <noreply@github.com>2019-01-03 14:55:22 -0500
commit4f62a56f9071b0541b6be9b8e9c40fdcc2a3da22 (patch)
treec19cfeea353736e37b1d844dafbc1f1c256755bd /js/testing/testing.ts
parenta8d326b4311757b2b69bc251d460f4242d19a29f (diff)
Move testing module to deno_std (#1451)
Upgrades deno_std submodule.
Diffstat (limited to 'js/testing/testing.ts')
-rw-r--r--js/testing/testing.ts175
1 files changed, 0 insertions, 175 deletions
diff --git a/js/testing/testing.ts b/js/testing/testing.ts
deleted file mode 100644
index 8e11f2a01..000000000
--- a/js/testing/testing.ts
+++ /dev/null
@@ -1,175 +0,0 @@
-/*!
- Copyright 2018 Propel http://propel.site/. All rights reserved.
- Licensed under the Apache License, Version 2.0 (the "License");
- you may not use this file except in compliance with the License.
- You may obtain a copy of the License at
-
- http://www.apache.org/licenses/LICENSE-2.0
-
- Unless required by applicable law or agreed to in writing, software
- distributed under the License is distributed on an "AS IS" BASIS,
- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- See the License for the specific language governing permissions and
- limitations under the License.
-*/
-
-// Do not add imports in this file in order to be compatible with Node.
-
-export function assertEqual(actual: unknown, expected: unknown, msg?: string) {
- if (!equal(actual, expected)) {
- let actualString: string;
- let expectedString: string;
- try {
- actualString = String(actual);
- } catch (e) {
- actualString = "[Cannot display]";
- }
- try {
- expectedString = String(expected);
- } catch (e) {
- expectedString = "[Cannot display]";
- }
- console.error(
- "assertEqual failed. actual =",
- actualString,
- "expected =",
- expectedString
- );
- if (!msg) {
- msg = `actual: ${actualString} expected: ${expectedString}`;
- }
- throw new Error(msg);
- }
-}
-
-export function assert(expr: boolean, msg = "") {
- if (!expr) {
- throw new Error(msg);
- }
-}
-
-export function equal(c: unknown, d: unknown): boolean {
- const seen = new Map();
- return (function compare(a: unknown, b: unknown) {
- if (Object.is(a, b)) {
- return true;
- }
- if (a && typeof a === "object" && b && typeof b === "object") {
- if (seen.get(a) === b) {
- return true;
- }
- if (Object.keys(a || {}).length !== Object.keys(b || {}).length) {
- return false;
- }
- const merged = { ...a, ...b };
- for (const key in merged) {
- type Key = keyof typeof merged;
- if (!compare(a && a[key as Key], b && b[key as Key])) {
- return false;
- }
- }
- seen.set(a, b);
- return true;
- }
- return false;
- })(c, d);
-}
-
-export type TestFunction = () => void | Promise<void>;
-
-export interface TestDefinition {
- fn: TestFunction;
- name: string;
-}
-
-export const exitOnFail = true;
-
-let filterRegExp: RegExp | null;
-const tests: TestDefinition[] = [];
-
-let filtered = 0;
-const ignored = 0;
-const measured = 0;
-
-// Must be called before any test() that needs to be filtered.
-export function setFilter(s: string): void {
- filterRegExp = new RegExp(s, "i");
-}
-
-export function test(t: TestDefinition | TestFunction): void {
- const fn: TestFunction = typeof t === "function" ? t : t.fn;
- const name: string = t.name;
-
- if (!name) {
- throw new Error("Test function may not be anonymous");
- }
- if (filter(name)) {
- tests.push({ fn, name });
- } else {
- filtered++;
- }
-}
-
-function filter(name: string): boolean {
- if (filterRegExp) {
- return filterRegExp.test(name);
- } else {
- return true;
- }
-}
-
-const RESET = "\x1b[0m";
-const FG_RED = "\x1b[31m";
-const FG_GREEN = "\x1b[32m";
-
-function red_failed() {
- return FG_RED + "FAILED" + RESET;
-}
-
-function green_ok() {
- return FG_GREEN + "ok" + RESET;
-}
-
-async function runTests() {
- let passed = 0;
- let failed = 0;
-
- console.log("running", tests.length, "tests");
- for (let i = 0; i < tests.length; i++) {
- const { fn, name } = tests[i];
- let result = green_ok();
- console.log("test", name);
- try {
- await fn();
- passed++;
- } catch (e) {
- result = red_failed();
- console.error((e && e.stack) || e);
- failed++;
- if (exitOnFail) {
- break;
- }
- }
- // TODO Do this on the same line as test name is printed.
- console.log("...", result);
- }
-
- // Attempting to match the output of Rust's test runner.
- const result = failed > 0 ? red_failed() : green_ok();
- console.log(
- `\ntest result: ${result}. ${passed} passed; ${failed} failed; ` +
- `${ignored} ignored; ${measured} measured; ${filtered} filtered out\n`
- );
-
- if (failed === 0) {
- // All good.
- } else {
- // Use setTimeout to avoid the error being ignored due to unhandled
- // promise rejections being swallowed.
- setTimeout(() => {
- throw new Error(`There were ${failed} test failures.`);
- }, 0);
- }
-}
-
-setTimeout(runTests, 0);