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

Rewritten safe::debounce

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r115:691199f665e0 ioc ts support


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             TestTraits.ts
        
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        cin
    
migrating tests to the new project structure

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      import { IObservable, ICancellation, IDestroyable } from "../interfaces";

      import { Cancellation } from "../Cancellation";

      import { TraceEvent, LogLevel, WarnLevel, DebugLevel, TraceSource } from "../log/TraceSource";

      import * as tape from "tape";

      import { argumentNotNull, destroy } from "../safe";

      export class TapeWriter implements IDestroyable {

          private readonly _tape: tape.Test;

          private readonly _subscriptions = new Array<IDestroyable>();

        cin
    
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          private _destroyed = false;

        cin
    
migrating tests to the new project structure

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          constructor(t: tape.Test) {

              argumentNotNull(t, "tape");

              this._tape = t;

          }

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

              if (!this._destroyed) {

                  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}`);

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

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

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

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

              } else {

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

              }

          }

          destroy() {

        cin
    
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              r115
            
              if (this._destroyed)

                  return;

              this._destroyed = true;

        cin
    
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              this._subscriptions.forEach(destroy);

          }

      }

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

          tape(name, async t => {

              const writer = new TapeWriter(t);

              // this trace is not announced through the TraceSource global registry

              const trace = new TraceSource(name);

              trace.level = DebugLevel;

              writer.writeEvents(trace.events);

              const h = TraceSource.on(ts => {

                  ts.level = DebugLevel;

                  writer.writeEvents(ts.events);

              });

              try {

                  await cb(t, trace);

              } catch (e) {

                  // verbose error information

                  // tslint:disable-next-line

                  console.error(e);

                  t.fail(e);

              } finally {

                  t.end();

                  destroy(writer);

                  destroy(h);

              }

          });

      }

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cin migrating tests to the new project structure	r89	import { IObservable, ICancellation, IDestroyable } from "../interfaces";
		import { Cancellation } from "../Cancellation";
		import { TraceEvent, LogLevel, WarnLevel, DebugLevel, TraceSource } from "../log/TraceSource";
		import * as tape from "tape";
		import { argumentNotNull, destroy } from "../safe";

		export class TapeWriter implements IDestroyable {
		private readonly _tape: tape.Test;

		private readonly _subscriptions = new Array<IDestroyable>();
cin corrected code to support ts strict mode...	r115	private _destroyed = false;
cin migrating tests to the new project structure	r89
		constructor(t: tape.Test) {
		argumentNotNull(t, "tape");
		this._tape = t;
		}

		writeEvents(source: IObservable<TraceEvent>, ct: ICancellation = Cancellation.none) {
		if (!this._destroyed) {
		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}`);
		} else if (next.level >= LogLevel) {
		this._tape.comment(`LOG ${next.source.id} ${next}`);
		} else if (next.level >= WarnLevel) {
		this._tape.comment(`WARN ${next.source.id} ${next}`);
		} else {
		this._tape.comment(`ERROR ${next.source.id} ${next}`);
		}
		}

		destroy() {
cin corrected code to support ts strict mode...	r115	if (this._destroyed)
		return;
		this._destroyed = true;
cin migrating tests to the new project structure	r89	this._subscriptions.forEach(destroy);
		}
		}

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

		// this trace is not announced through the TraceSource global registry
		const trace = new TraceSource(name);
		trace.level = DebugLevel;
		writer.writeEvents(trace.events);

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

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

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

		} finally {
		t.end();
		destroy(writer);
		destroy(h);
		}
		});
		}