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

Added childContainer service to container services, ServiceContaier is destroyable, fixed browser Uuid version

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             ObservableTests.ts
        
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             / src / test / ts / tests / ObservableTests.ts
          
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        cin
    
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      import { TraceSource } from "../log/TraceSource";

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

      import { IObservable } from "../interfaces";

        cin
    
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      import { delay, fork } from "../safe";

        cin
    
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      import { test } from "./TestTraits";

      const trace = TraceSource.get("ObservableTests");

      test("events sequence example", async t => {

        cin
    
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          let events: IObservable<number> | undefined;

        cin
    
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          const done = new Promise<void>(resolve => {

              events = new Observable<number>(async (notify, fail, finish) => {

                  for (let i = 0; i < 10; i++) {

        cin
    
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                      await fork();

        cin
    
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                      notify(i);

                  }

                  finish();

                  resolve();

              });

          });

          let count = 0;

          let complete = false;

        cin
    
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          if (!events)

              throw new Error("events === undefined");

          events.on(x => count = count + x, undefined, () => complete = true);

        cin
    
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          const first = await events.next();

          t.equals(first, 0, "the first event");

          t.false(complete, "the sequence is not complete");

          await done;

          t.equals(count, 45, "the summ of the evetns");

          t.true(complete, "the sequence is complete");

      });

      test("event sequence termination", async t => {

        cin
    
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          let events: IObservable<number> | undefined;

        cin
    
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          const done = new Promise<void>(resolve => {

              events = new Observable<number>(async (notify, fail, complete) => {

        cin
    
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                  await fork();

        cin
    
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                  notify(1);

                  complete();

                  notify(2);

                  complete();

                  fail("Sequence terminated");

                  resolve();

              });

          });

        cin
    
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          if (!events)

              throw new Error("events === undefined");

        cin
    
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          let count = 0;

          events.on(() => {}, e => count++, () => count++);

          const first = await events.next();

          t.equals(first, 1, "the first message");

          try {

              await events.next();

              t.fail("shoud throw an exception");

          } catch (e) {

              t.pass("the sequence is terminated");

          }

          await done;

          t.equals(count, 1, "the sequence must be terminated once");

      });

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cin migrating tests to the new project structure	r89	import { TraceSource } from "../log/TraceSource";
		import { Observable } from "../Observable";
		import { IObservable } from "../interfaces";
cin corrected code to support ts strict mode...	r115	import { delay, fork } from "../safe";
cin migrating tests to the new project structure	r89	import { test } from "./TestTraits";

		const trace = TraceSource.get("ObservableTests");

		test("events sequence example", async t => {

cin corrected code to support ts strict mode...	r115	let events: IObservable<number> \| undefined;
cin migrating tests to the new project structure	r89
		const done = new Promise<void>(resolve => {
		events = new Observable<number>(async (notify, fail, finish) => {
		for (let i = 0; i < 10; i++) {
cin corrected code to support ts strict mode...	r115	await fork();
cin migrating tests to the new project structure	r89	notify(i);
		}
		finish();
		resolve();
		});
		});

		let count = 0;
		let complete = false;
cin corrected code to support ts strict mode...	r115	if (!events)
		throw new Error("events === undefined");
		events.on(x => count = count + x, undefined, () => complete = true);
cin migrating tests to the new project structure	r89
		const first = await events.next();

		t.equals(first, 0, "the first event");
		t.false(complete, "the sequence is not complete");

		await done;

		t.equals(count, 45, "the summ of the evetns");
		t.true(complete, "the sequence is complete");
		});

		test("event sequence termination", async t => {
cin corrected code to support ts strict mode...	r115	let events: IObservable<number> \| undefined;
cin migrating tests to the new project structure	r89
		const done = new Promise<void>(resolve => {
		events = new Observable<number>(async (notify, fail, complete) => {
cin corrected code to support ts strict mode...	r115	await fork();
cin migrating tests to the new project structure	r89	notify(1);
		complete();
		notify(2);
		complete();
		fail("Sequence terminated");
		resolve();
		});
		});

cin corrected code to support ts strict mode...	r115	if (!events)
		throw new Error("events === undefined");

cin migrating tests to the new project structure	r89	let count = 0;
		events.on(() => {}, e => count++, () => count++);

		const first = await events.next();
		t.equals(first, 1, "the first message");
		try {
		await events.next();
		t.fail("shoud throw an exception");
		} catch (e) {
		t.pass("the sequence is terminated");
		}

		await done;

		t.equals(count, 1, "the sequence must be terminated once");
		});