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// 4.1.10 Reflect.deleteMetadata ( metadataKey, target [, propertyKey] )
// https://rbuckton.github.io/reflect-metadata/#reflect.deletemetadata
import "../Reflect";
import { assert } from "chai";
describe("Reflect.deleteMetadata", () => {
it("InvalidTarget", () => {
assert.throws(() => Reflect.deleteMetadata("key", undefined, undefined), TypeError);
});
it("WhenNotDefinedWithoutTargetKey", () => {
let obj = {};
let result = Reflect.deleteMetadata("key", obj, undefined);
assert.equal(result, false);
});
it("WhenDefinedWithoutTargetKey", () => {
let obj = {};
Reflect.defineMetadata("key", "value", obj, undefined);
let result = Reflect.deleteMetadata("key", obj, undefined);
assert.equal(result, true);
});
it("WhenDefinedOnPrototypeWithoutTargetKey", () => {
let prototype = {};
Reflect.defineMetadata("key", "value", prototype, undefined);
let obj = Object.create(prototype);
let result = Reflect.deleteMetadata("key", obj, undefined);
assert.equal(result, false);
});
it("AfterDeleteMetadata", () => {
let obj = {};
Reflect.defineMetadata("key", "value", obj, undefined);
Reflect.deleteMetadata("key", obj, undefined);
let result = Reflect.hasOwnMetadata("key", obj, undefined);
assert.equal(result, false);
});
});