52 lines
1.8 KiB
TypeScript
52 lines
1.8 KiB
TypeScript
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// Reflect.getMetadata ( metadataKey, target [, propertyKey] )
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// - https://github.com/jonathandturner/decorators/blob/master/specs/metadata.md#reflectgetmetadata--metadatakey-target--propertykey-
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import "../../Reflect";
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import * as assert from "assert";
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export function ReflectGetMetadataInvalidTarget() {
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assert.throws(() => Reflect.getMetadata("key", undefined, undefined), TypeError);
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}
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export function ReflectGetMetadataWithoutTargetKeyWhenNotDefined() {
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let obj = {};
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let result = Reflect.getMetadata("key", obj, undefined);
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assert.equal(result, undefined);
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}
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export function ReflectGetMetadataWithoutTargetKeyWhenDefined() {
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let obj = {};
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Reflect.defineMetadata("key", "value", obj, undefined);
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let result = Reflect.getMetadata("key", obj, undefined);
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assert.equal(result, "value");
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}
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export function ReflectGetMetadataWithoutTargetKeyWhenDefinedOnPrototype() {
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let prototype = {};
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let obj = Object.create(prototype);
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Reflect.defineMetadata("key", "value", prototype, undefined);
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let result = Reflect.getMetadata("key", obj, undefined);
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assert.equal(result, "value");
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}
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export function ReflectGetMetadataWithTargetKeyWhenNotDefined() {
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let obj = {};
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let result = Reflect.getMetadata("key", obj, "name");
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assert.equal(result, undefined);
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}
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export function ReflectGetMetadataWithTargetKeyWhenDefined() {
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let obj = {};
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Reflect.defineMetadata("key", "value", obj, "name");
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let result = Reflect.getMetadata("key", obj, "name");
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assert.equal(result, "value");
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}
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export function ReflectGetMetadataWithTargetKeyWhenDefinedOnPrototype() {
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let prototype = {};
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let obj = Object.create(prototype);
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Reflect.defineMetadata("key", "value", prototype, "name");
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let result = Reflect.getMetadata("key", obj, "name");
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assert.equal(result, "value");
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}
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