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95 lines
2.5 KiB
95 lines
2.5 KiB
import { obj as createThoughStream } from 'through2';
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import createMetaRPCHandler from './createMetaRPCHandler';
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describe('createMetaRPCHandler', () => {
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it('can call the api when handler receives a JSON-RPC request', () => {
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const api = {
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foo: (param1) => {
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expect(param1).toStrictEqual('bar');
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},
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};
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const streamTest = createThoughStream();
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const handler = createMetaRPCHandler(api, streamTest);
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handler({
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id: 1,
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method: 'foo',
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params: ['bar'],
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});
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});
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it('can write the response to the outstream when api callback is called', () => {
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const api = {
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foo: (param1, cb) => {
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expect(param1).toStrictEqual('bar');
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cb(null, 'foobarbaz');
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},
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};
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const streamTest = createThoughStream();
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const handler = createMetaRPCHandler(api, streamTest);
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handler({
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id: 1,
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method: 'foo',
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params: ['bar'],
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});
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streamTest.on('data', (data) => {
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expect(data.result).toStrictEqual('foobarbaz');
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streamTest.end();
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});
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});
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it('can write the error to the outstream when api callback is called with an error', () => {
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const api = {
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foo: (param1, cb) => {
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expect(param1).toStrictEqual('bar');
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cb(new Error('foo-error'));
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},
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};
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const streamTest = createThoughStream();
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const handler = createMetaRPCHandler(api, streamTest);
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handler({
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id: 1,
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method: 'foo',
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params: ['bar'],
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});
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streamTest.on('data', (data) => {
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expect(data.error.message).toStrictEqual('foo-error');
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streamTest.end();
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});
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});
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it('can not throw an error for writing an error after end', () => {
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const api = {
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foo: (param1, cb) => {
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expect(param1).toStrictEqual('bar');
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cb(new Error('foo-error'));
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},
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};
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const streamTest = createThoughStream();
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const handler = createMetaRPCHandler(api, streamTest);
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streamTest.end();
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expect(() => {
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handler({
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id: 1,
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method: 'foo',
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params: ['bar'],
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});
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}).not.toThrow();
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});
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it('can not throw an error for write after end', () => {
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const api = {
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foo: (param1, cb) => {
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expect(param1).toStrictEqual('bar');
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cb(undefined, {
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foo: 'bar',
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});
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},
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};
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const streamTest = createThoughStream();
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const handler = createMetaRPCHandler(api, streamTest);
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streamTest.end();
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expect(() => {
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handler({
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id: 1,
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method: 'foo',
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params: ['bar'],
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});
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}).not.toThrow();
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});
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});
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