forked from rosa/hakurei
103 lines
3.9 KiB
TypeScript
103 lines
3.9 KiB
TypeScript
export interface TestResult {
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success: boolean;
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logs: string[];
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}
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// =============================================================================
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// Reporting
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export interface Reporter {
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update(path: string[], result: TestResult): void;
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finalize(): void;
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}
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export interface Stream {
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writeln(s: string): void;
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}
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const SEP = " ❯ ";
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export class StreamReporter implements Reporter {
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stream: Stream;
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verbose: boolean;
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#failures: ({ path: string[] } & TestResult)[];
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counts: { successes: number, failures: number };
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constructor(stream: Stream, verbose: boolean = false) {
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this.stream = stream;
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this.verbose = verbose;
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this.#failures = [];
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this.counts = { successes: 0, failures: 0 };
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}
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update(path: string[], result: TestResult) {
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if (path.length === 0) throw new RangeError("path is empty");
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const pathStr = path.join(SEP);
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if (result.success) {
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this.counts.successes++;
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if (this.verbose) this.stream.writeln(`✅️ ${pathStr}`);
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} else {
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this.counts.failures++;
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this.stream.writeln(`⚠️ ${pathStr}`);
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this.#failures.push({ path, ...result });
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}
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}
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finalize() {
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// Transform [{ path: ["a", "b", "c"] }, { path: ["a", "b", "d"] }]
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// into { "a ❯ b": ["c", "d"] }.
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let pathMap = new Map<string, ({ name: string } & TestResult)[]>();
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for (const f of this.#failures) {
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if (f.path.length === 0) throw new RangeError("path is empty");
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const key = f.path.slice(0, -1).join(SEP);
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if (!pathMap.has(key)) pathMap.set(key, []);
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pathMap.get(key)!.push({ name: f.path.at(-1)!, ...f });
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}
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this.stream.writeln("");
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this.stream.writeln("FAILURES");
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this.stream.writeln("========");
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for (const [path, tests] of pathMap) {
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if (tests.length === 1) {
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this.#writeOutput(tests[0], path ? `${path}${SEP}` : "", false);
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} else {
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this.stream.writeln(path);
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for (const t of tests) this.#writeOutput(t, " - ", true);
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}
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}
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this.stream.writeln("");
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const { successes, failures } = this.counts;
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this.stream.writeln(`${successes} succeeded, ${failures} failed`);
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}
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#writeOutput(test: { name: string } & TestResult, prefix: string, nested: boolean) {
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let output = "";
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if (test.logs.length) {
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// Individual logs might span multiple lines, so join them together
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// then split it again.
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const logStr = test.logs.join("\n");
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const lines = logStr.split("\n");
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if (lines.length <= 1) {
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output = `: ${logStr}`;
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} else {
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const padding = nested ? " " : " ";
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output = ":\n" + lines.map((line) => padding + line).join("\n");
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}
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}
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this.stream.writeln(`${prefix}${test.name}${output}`);
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}
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}
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const r = new StreamReporter({ writeln: console.log }, true);
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r.update(["alien", "can walk"], { success: false, logs: ["assertion failed"] });
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r.update(["alien", "can speak"], { success: false, logs: ["Uncaught ReferenceError: larynx is not defined"] });
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r.update(["alien", "sleep"], { success: true, logs: [] });
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r.update(["Tetromino", "generate", "tessellates"], { success: false, logs: ["assertion failed: 1 != 2"] });
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r.update(["Tetromino", "solve", "works"], { success: true, logs: [] });
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r.update(["discombobulate", "english"], { success: false, logs: ["hippopotomonstrosesquipedaliophobia\npneumonoultramicroscopicsilicovolcanoconiosis", "supercalifragilisticexpialidocious"] });
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r.update(["discombobulate", "geography"], { success: false, logs: ["Taumatawhakatangihangakoauauotamateaturipukakapikimaungahoronukupokaiwhenuakitanatahu"] });
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r.update(["recombobulate"], { success: true, logs: [] });
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r.finalize();
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