123 lines
3.1 KiB
TypeScript
123 lines
3.1 KiB
TypeScript
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/*
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This file is part of TALER
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(C) 2016 Inria
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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*
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* @author Florian Dold
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*/
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export type TestFn = (t: TestLib) => void | Promise<void>;
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interface Test {
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name: string;
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testFn: TestFn;
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}
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export interface TestLib {
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pass(msg?: string): void;
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fail(msg?: string): void;
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assert(v: any, msg?: string): void;
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assertEqualsStrict(v1: any, v2: any, msg?: string): void;
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}
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let tests: Test[] = [];
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let testRunner: any;
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/**
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* Register a test case.
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*/
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export function test(name: string, testFn: TestFn) {
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tests.push({name, testFn});
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}
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/**
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* Run all registered test case, producing a TAP stream.
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*/
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export async function run(statusCallback?: (m: string) => void) {
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console.log(`1..${tests.length}`);
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for (let i in tests) {
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let t = tests[i];
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let passed = false;
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let lastMsg: string|undefined = undefined;
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let p = new Promise((resolve, reject) => {
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let pass = (msg?: string) => {
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if (passed) {
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let e = Error("test passed twice");
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reject(e);
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throw e;
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}
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passed = true;
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lastMsg = msg;
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resolve();
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};
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let fail = (msg?: string) => {
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lastMsg = msg;
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let e = Error("test failed");
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reject(e);
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throw e;
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};
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let assert = (v: any, msg?: string) => {
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if (!v) {
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lastMsg = msg;
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reject(Error("test failed"));
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return;
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}
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};
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let assertEqualsStrict = (v1: any, v2: any, msg?: string) => {
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if (v1 !== v2) {
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console.log(`# expected: ${v1}`);
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console.log(`# actual: ${v2}`);
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lastMsg = msg;
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let e = Error("test failed");
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reject(e);
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throw e;
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}
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};
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// Test might return a promise. If so, wait for it.
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let r = t.testFn({pass,fail, assert, assertEqualsStrict});
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if (r) {
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r.then(() => pass(), (e) => fail(e.toString()));
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}
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});
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console.log(`# ${t.name}`);
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statusCallback && statusCallback(`starting test ${t.name}`);
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if (!lastMsg) {
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lastMsg = "-";
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}
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try {
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await p;
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if (!passed) {
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throw Error("test did not call 'pass'");
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}
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console.log(`ok ${Number(i) + 1} ${lastMsg || "-"}`);
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statusCallback && statusCallback(`finished test ${t.name}`);
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} catch (e) {
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try {
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console.error(e.stack);
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} catch (e2) {
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console.error(e);
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}
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console.log(`not ok ${Number(i) + 1} ${lastMsg || "-"}`);
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statusCallback && statusCallback(`failed test ${t.name}`);
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}
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}
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}
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