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* fix: using resource linkage correctly * test: removed test for dumped file and started serialize resource object fixes * fix: link type, relationship type * chore: removed deserialize testing samplr * fix: cleaned up top * fix: serialize resource linkage and serialize resource object tests * test: serialize resource linkage * refactor: light rework * feat: deserializers * fix: readme links * refactor: `serializeResourceLinkage` * test: start of deserializer tests * test: full coverage on deserializer
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__tests__/serializers/deserializeResourceObject.test.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,123 @@ | ||
| import { Chance } from 'chance'; | ||
| import { attributesSymbol } from '../../src/decorators/attribute'; | ||
| import { idSymbol } from '../../src/decorators/id'; | ||
| import { linksSymbol } from '../../src/decorators/link'; | ||
| import { metaSymbol } from '../../src/decorators/meta'; | ||
| import { relationshipsSymbol } from '../../src/decorators/relationship'; | ||
| import { resourceSymbol } from '../../src/decorators/resource'; | ||
| import { deserializeResourceObject } from '../../src/serializers/deserializeResourceObject'; | ||
| import { getMetadataBySymbol } from '../../src/serializers/utils/getMetadataBySymbol'; | ||
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| import type { JSONAPIResourceLinkage } from '../../src/types/resourceLinkage'; | ||
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| jest.mock('../../src/serializers/utils/getMetadataBySymbol'); | ||
| const getMetadataBySymbolMocked = jest.mocked(getMetadataBySymbol); | ||
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| describe('`deserializeResourceObject`', () => { | ||
| let chance: Chance.Chance; | ||
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| beforeEach(() => { | ||
| chance = new Chance(); | ||
| }); | ||
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| describe('`type`', () => { | ||
| it('should throw an error if the type of the resource object does not match the expected type', () => { | ||
| const expectedType = chance.string(); | ||
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| getMetadataBySymbolMocked.mockImplementation((_, symbol) => { | ||
| if (symbol === resourceSymbol) { | ||
| return expectedType; | ||
| } | ||
| }); | ||
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| const resourceObject = { | ||
| type: chance.string(), | ||
| id: chance.string(), | ||
| }; | ||
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| class SomeResource {} | ||
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| expect(() => | ||
| deserializeResourceObject(resourceObject, SomeResource), | ||
| ).toThrow( | ||
| `Failed to deserialize resource object because the type ${resourceObject.type} does not match the expected type ${expectedType}.`, | ||
| ); | ||
| }); | ||
| }); | ||
|
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| it('should deserialize a resource object into a class instance', () => { | ||
| class SomeResource { | ||
| someIdField!: string; | ||
| someAttributeField!: string; | ||
| someLinkField!: string; | ||
| someMetaField!: string; | ||
| someRelationshipField!: JSONAPIResourceLinkage; | ||
| } | ||
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| const classInstance = new SomeResource(); | ||
| classInstance.someIdField = chance.string(); | ||
| classInstance.someAttributeField = chance.string(); | ||
| classInstance.someLinkField = chance.string(); | ||
| classInstance.someMetaField = chance.string(); | ||
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| const type = chance.string(); | ||
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| getMetadataBySymbolMocked.mockImplementation((_, symbol) => { | ||
| if (symbol === resourceSymbol) { | ||
| return type; | ||
| } | ||
|
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| if (symbol === idSymbol) { | ||
| return 'someIdField'; | ||
| } | ||
|
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| if (symbol === attributesSymbol) { | ||
| return ['someAttributeField']; | ||
| } | ||
|
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| if (symbol === linksSymbol) { | ||
| return ['someLinkField']; | ||
| } | ||
|
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| if (symbol === metaSymbol) { | ||
| return ['someMetaField']; | ||
| } | ||
|
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| if (symbol === relationshipsSymbol) { | ||
| return [['someRelationshipField']]; | ||
| } | ||
| }); | ||
|
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| const resourceObject = { | ||
| type, | ||
| id: classInstance.someIdField, | ||
| attributes: { | ||
| someAttributeField: classInstance.someAttributeField, | ||
| }, | ||
| links: { | ||
| someLinkField: classInstance.someLinkField, | ||
| }, | ||
| meta: { | ||
| someMetaField: classInstance.someMetaField, | ||
| }, | ||
| relationships: { | ||
| someRelationshipField: { | ||
| data: { | ||
| type: chance.string(), | ||
| id: chance.string(), | ||
| }, | ||
| }, | ||
| }, | ||
| }; | ||
|
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| const result = deserializeResourceObject(resourceObject, SomeResource); | ||
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| expect(result.someIdField).toBe(classInstance.someIdField); | ||
| expect(result.someAttributeField).toBe(classInstance.someAttributeField); | ||
| expect(result.someLinkField).toBe(classInstance.someLinkField); | ||
| expect(result.someMetaField).toBe(classInstance.someMetaField); | ||
| expect(result.someRelationshipField).toBe( | ||
| resourceObject.relationships.someRelationshipField.data, | ||
| ); | ||
| }); | ||
| }); |
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