implab/implabjs-core Files · src/test/ts/TestTraits.ts

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             TestTraits.ts
        
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             / src / test / ts / TestTraits.ts
          
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        cin
    
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      import { IObservable, ICancellation, IDestroyable } from "@implab/core/interfaces";

      import { Cancellation } from "@implab/core/Cancellation";

      import { TraceEvent, LogLevel, WarnLevel, DebugLevel, TraceSource } from "@implab/core/log/TraceSource";

      import * as tape from "tape";

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      import { argumentNotNull, destroy } from "@implab/core/safe";

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      export class TapeWriter implements IDestroyable {

          readonly _tape: tape.Test;

          _subscriptions = new Array<IDestroyable>();

          constructor(t: tape.Test) {

              argumentNotNull(t, "tape");

              this._tape = t;

          }

          writeEvents(source: IObservable<TraceEvent>, ct: ICancellation = Cancellation.none) {

              const subscription = source.on(this.writeEvent.bind(this));

              if (ct.isSupported()) {

                  ct.register(subscription.destroy.bind(subscription));

              }

              this._subscriptions.push(subscription);

          }

          writeEvent(next: TraceEvent) {

              if (next.level >= DebugLevel) {

                  this._tape.comment(`DEBUG ${next.source.id} ${next.arg}`);

              } else if (next.level >= LogLevel) {

                  this._tape.comment(`LOG   ${next.source.id} ${next.arg}`);

              } else if (next.level >= WarnLevel) {

                  this._tape.comment(`WARN  ${next.source.id} ${next.arg}`);

              } else {

                  this._tape.comment(`ERROR ${next.source.id} ${next.arg}`);

              }

          }

          destroy() {

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              this._subscriptions.forEach(destroy);

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          }

      }

      export function test(name: string, cb: (t: tape.Test) => any) {

          tape(name, async t => {

              const writer = new TapeWriter(t);

              TraceSource.on(ts => {

                  ts.level = DebugLevel;

                  writer.writeEvents(ts.events);

              });

              try {

                  await cb(t);

              } catch (e) {

                  // verbose error information

                  // tslint:disable-next-line

                  console.error(e);

                  t.fail(e);

              } finally {

                  t.end();

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                  destroy(writer);

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              }

          });

      }

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cin tests moved under src/ folder...	r50	import { IObservable, ICancellation, IDestroyable } from "@implab/core/interfaces";
		import { Cancellation } from "@implab/core/Cancellation";
		import { TraceEvent, LogLevel, WarnLevel, DebugLevel, TraceSource } from "@implab/core/log/TraceSource";
		import * as tape from "tape";
cin working on support commonjs modules format	r59	import { argumentNotNull, destroy } from "@implab/core/safe";
cin tests moved under src/ folder...	r50
		export class TapeWriter implements IDestroyable {
		readonly _tape: tape.Test;

		_subscriptions = new Array<IDestroyable>();

		constructor(t: tape.Test) {
		argumentNotNull(t, "tape");
		this._tape = t;
		}

		writeEvents(source: IObservable<TraceEvent>, ct: ICancellation = Cancellation.none) {
		const subscription = source.on(this.writeEvent.bind(this));
		if (ct.isSupported()) {
		ct.register(subscription.destroy.bind(subscription));
		}
		this._subscriptions.push(subscription);
		}

		writeEvent(next: TraceEvent) {
		if (next.level >= DebugLevel) {
		this._tape.comment(`DEBUG ${next.source.id} ${next.arg}`);
		} else if (next.level >= LogLevel) {
		this._tape.comment(`LOG ${next.source.id} ${next.arg}`);
		} else if (next.level >= WarnLevel) {
		this._tape.comment(`WARN ${next.source.id} ${next.arg}`);
		} else {
		this._tape.comment(`ERROR ${next.source.id} ${next.arg}`);
		}
		}

		destroy() {
cin working on support commonjs modules format	r59	this._subscriptions.forEach(destroy);
cin tests moved under src/ folder...	r50	}
		}

		export function test(name: string, cb: (t: tape.Test) => any) {
		tape(name, async t => {
		const writer = new TapeWriter(t);

		TraceSource.on(ts => {
		ts.level = DebugLevel;
		writer.writeEvents(ts.events);
		});

		try {
		await cb(t);
		} catch (e) {

		// verbose error information
		// tslint:disable-next-line
		console.error(e);
		t.fail(e);

		} finally {
		t.end();
cin working on support commonjs modules format	r59	destroy(writer);
cin tests moved under src/ folder...	r50	}
		});
		}