declarapi/transform/transform.spec.js

Declarative API generation

import { transform } from './transform.js';
describe('Generator', () => {
    it('generates basic example without error', async () => {
        const result = await transform(require('../../example/single_example.json'));
        expect(result.errors).toBeUndefined();
        expect(result).toHaveProperty('type', 'result');
    });
    it('generates for object single contract input', async () => {
        const input = {
            $schema: '../../schema/singleContractSchema.json',
            name: 'test',
            authentication: false,
            arguments: { myNumber: 'number' },
            returns: {}
        };
        const result = await transform(input);
        expect(result.errors).toBeUndefined();
        expect(result).toStrictEqual({
            type: 'result',
            key: 'test',
            results: [
                {
                    name: 'test',
                    authentication: false,
                    manageFields: {},
                    method: 'GET',
                    arguments: {
                        myNumber: 'number'
                    },
                    returns: {}
                }
            ]
        });
    });
    it('generates for object crud contract input', async () => {
        const input = {
            $schema: './schema/crudContractSchema.json',
            name: 'test',
            authentication: false,
            dataType: { id: 'string', myNumber: 'number' }
        };
        const result = await transform(input);
        expect(result.errors).toBeUndefined();
        expect(result).toHaveProperty('type', 'result');
        expect(result.results).toHaveLength(5);
    });
    it('rejects unknown $schema', async () => {
        const input = {
            $schema: './random.json',
            name: 'test',
            authentication: false,
            arguments: { myNumber: 'number' },
            returns: {}
        };
        const result = await transform(input);
        expect(result.errors).toEqual('Unsupported schema for declaration: ./random.json');
    });
    it('rejects missing $schema', async () => {
        const input = {
            name: 'test',
            authentication: false,
            arguments: { myNumber: 'number' },
            returns: {}
        };
        const result = await transform(input);
        expect(result.errors).toEqual("Schema files must contain $schema that point to it's type");
    });
    it('rejects invalid type', async () => {
        const input = {
            $schema: './schema/singleContractSchema.json',
            name: 'test',
            authentication: false,
            arguments: { myNumber: 'number', invalidProp: 'imaginaryType' },
            returns: {}
        };
        const result = await transform(input);
        expect(result.errors).toHaveLength(14);
        expect(result.errors[0]).toEqual({
            dataPath: ".arguments['invalidProp']",
            keyword: 'type',
            message: 'should be object',
            params: { type: 'object' },
            schemaPath: '#/type'
        });
    });
});
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