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import * as ExperimentAssignments from '../experiment-assignments';
import { validExperimentAssignment } from '../test-common';
describe( 'isAlive', () => {
it( 'returns true for ExperimentAssignments within ttl', () => {
expect(
ExperimentAssignments.isAlive( {
...validExperimentAssignment,
retrievedTimestamp: Date.now(),
} )
).toBe( true );
expect(
ExperimentAssignments.isAlive( {
...validExperimentAssignment,
retrievedTimestamp: Date.now() - 1000 * 59,
} )
).toBe( true );
} );
it( 'returns false for ExperimentAssignments outside of ttl', () => {
expect(
ExperimentAssignments.isAlive( {
...validExperimentAssignment,
retrievedTimestamp: Date.now() - 1000 * 60,
} )
).toBe( false );
} );
} );
describe( 'createFallbackExperimentAssignment', () => {
it( 'creates a fallback ExperimentAssignment', () => {
const now = Date.now();
const fallbackExperimentAssignment =
ExperimentAssignments.createFallbackExperimentAssignment( 'experiment_name' );
expect( fallbackExperimentAssignment.retrievedTimestamp ).toBeGreaterThanOrEqual( now );
expect( ExperimentAssignments.isAlive( fallbackExperimentAssignment ) ).toBe( true );
expect( {
...fallbackExperimentAssignment,
retrievedTimestamp: now,
} ).toEqual( {
experimentName: 'experiment_name',
variationName: null,
retrievedTimestamp: now,
ttl: ExperimentAssignments.minimumTtl,
isFallbackExperimentAssignment: true,
} );
} );
it( 'creates a fallback ExperimentAssignment correctly with a provided ttl under the minimum', () => {
const now = Date.now();
const fallbackExperimentAssignment = ExperimentAssignments.createFallbackExperimentAssignment(
'experiment_name',
ExperimentAssignments.minimumTtl - 1
);
expect( {
...fallbackExperimentAssignment,
retrievedTimestamp: now,
} ).toEqual( {
experimentName: 'experiment_name',
variationName: null,
retrievedTimestamp: now,
ttl: ExperimentAssignments.minimumTtl,
isFallbackExperimentAssignment: true,
} );
} );
it( 'creates a fallback ExperimentAssignment correctly with a provided ttl over the minimum', () => {
const now = Date.now();
const fallbackExperimentAssignment = ExperimentAssignments.createFallbackExperimentAssignment(
'experiment_name',
ExperimentAssignments.minimumTtl + 1
);
expect( {
...fallbackExperimentAssignment,
retrievedTimestamp: now,
} ).toEqual( {
experimentName: 'experiment_name',
variationName: null,
retrievedTimestamp: now,
ttl: ExperimentAssignments.minimumTtl + 1,
isFallbackExperimentAssignment: true,
} );
} );
} );
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