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import { expect } from 'chai';
import {
RPCMessage,
RPCError,
RPCRequest,
RPCResponse,
RPCResponseError,
RPCResponseResult,
JSONParseError,
InvalidMessageError,
InvalidRequestError,
InvalidResponseError,
ParseRPCMessage
} from './Message';
describe('RPCMessage', () => {
describe('isRequest', () => {
it('Should return true when constructed as RPCRequest', () => {
let msg = new RPCRequest(69, "test");
expect(msg.isRequest()).to.equal(true);
});
it('Should return false when constructed as RPCResponseResult', () => {
let msg = new RPCResponseResult(69, "test");
expect(msg.isRequest()).to.equal(false);
});
it('Should return false when constructed as RPCResponseError', () => {
let msg = new RPCResponseResult(69, {
code: 123,
message: "testing"
});
expect(msg.isRequest()).to.equal(false);
});
});
describe('isResponse', () => {
it('Should return true when constructed as RPCResponseResult', () => {
let msg = new RPCResponseResult(69, "test");
expect(msg.isResponse()).to.equal(true);
});
it('Should return true when constructed as RPCResponseError', () => {
let msg = new RPCResponseResult(69, {
code: 123,
message: "testing"
});
expect(msg.isResponse()).to.equal(true);
});
it('Should return false when constructed as RPCRequest', () => {
let msg = new RPCRequest(69, "test");
expect(msg.isResponse()).to.equal(false);
});
});
});
describe('RPCRequest', () => {
describe('construct', () => {
it('Should return a valid object when constructed without params', () => {
let req = new RPCRequest(69, "test");
expect(req).to.deep.equal({
jsonrpc: "2.0",
method: "test",
id: 69
});
});
it('Should return a valid object when constructed with params', () => {
let req = new RPCRequest(69, "test", [1, 2, 3]);
expect(req).to.deep.equal({
jsonrpc: "2.0",
method: "test",
params: [1, 2, 3],
id: 69
});
});
});
describe('isNotification', () => {
it('Should return true when id is not provided', () => {
let req = new RPCRequest(undefined, "test");
expect(req.isNotification()).to.equal(true);
});
it('Should return true when id is null', () => {
let req = new RPCRequest(null, "test");
expect(req.isNotification()).to.equal(true);
});
it('Should return false when id is number', () => {
let req = new RPCRequest(10, "test");
expect(req.isNotification()).to.equal(false);
});
it('Should return false when id is string', () => {
let req = new RPCRequest("test", "test");
expect(req.isNotification()).to.equal(false);
});
});
});
describe('RPCResponseError', () => {
describe('construct', () => {
it('Should return a valid rpc response error object error when constructed', () => {
let res = new RPCResponseError(69, {
code: 123,
message: "testing",
data: {
test: true
}
});
expect(res).to.deep.equal({
jsonrpc: "2.0",
id: 69,
error: {
code: 123,
message: "testing",
data: {
test: true
}
}
});
});
it('Should initialise default values when constructed without params', () => {
let res = new RPCResponseError(69, new RPCError());
expect(res).to.deep.equal({
jsonrpc: "2.0",
id: 69,
error: {
code: 0,
message: "",
}
});
});
});
});
describe('RPCResponseResult', () => {
describe('construct', () => {
it('Should return a valid rpc response result object when constructed', () => {
let res = new RPCResponseResult(69, true);
expect(res).to.deep.equal({
jsonrpc: "2.0",
id: 69,
result: true
});
});
});
});
describe('ParseRPCMessage', () => {
it('Should return a RPCRequest when provided with a valid JSON RPC request object', () => {
let request = '{"jsonrpc": "2.0", "method": "test", "params": [1, 2, 3], "id": 123}';
expect(ParseRPCMessage(request)).to.deep.equal({
jsonrpc: "2.0",
method: "test",
params: [1, 2, 3],
id: 123
});
});
it('Should return a RPCResponseResult when provided with a valid JSON RPC response result object', () => {
let request = '{"jsonrpc": "2.0", "result": "success", "id": 69}';
expect(ParseRPCMessage(request)).to.deep.equal({
jsonrpc: "2.0",
result: "success",
id: 69
});
});
it('Should return a RPCResponseResult when result is false', () => {
let request = '{"jsonrpc": "2.0", "result": false, "id": 69}';
expect(ParseRPCMessage(request)).to.deep.equal({
jsonrpc: "2.0",
result: false,
id: 69
});
});
it('Should return a RPCResponseResult when result is empty string', () => {
let request = '{"jsonrpc": "2.0", "result": "", "id": 69}';
expect(ParseRPCMessage(request)).to.deep.equal({
jsonrpc: "2.0",
result: "",
id: 69
});
});
it('Should return a RPCResponseError when provided with a valid JSON RPC response error object', () => {
let request = '{"jsonrpc": "2.0", "error": {"code": -32700, "message": "Parse error"}, "id": 69}';
expect(ParseRPCMessage(request)).to.deep.equal({
jsonrpc: "2.0",
error: {
code: -32700,
message: "Parse error"
},
id: 69
});
});
it('Should return a RPCResponseError when provided with a valid JSON RPC response error object with data', () => {
let request = '{"jsonrpc": "2.0", "error": {"code": -32700, "message": "Parse error", "data": "troll"}, "id": 69}';
expect(ParseRPCMessage(request)).to.deep.equal({
jsonrpc: "2.0",
error: {
code: -32700,
message: "Parse error",
data: "troll"
},
id: 69
});
});
it('Should throw JSONParseError when invalid json is provided', () => {
let request = '{"jsonrpc": "2.0"invalid, "method": "test", "params": [1, 2, 3], "id": 123}';
expect(() => ParseRPCMessage(request)).to.throw(JSONParseError);
});
it('Should throw InvalidMessageError when jsonrpc field is wrong', () => {
let request = '{"jsonrpc": "2.5", "result": "success", "id": 69}';
expect(() => ParseRPCMessage(request)).to.throw(InvalidMessageError, 'wrong json rpc version');
});
it('Should throw InvalidMessageError when json object is of invalid JSON RPC type', () => {
let request = '{"jsonrpc": "2.0", "id": 69}';
expect(() => ParseRPCMessage(request)).to.throw(InvalidMessageError, 'unknown message type');
});
it('Should throw InvalidRequestError when method field is not string', () => {
let request = '{"jsonrpc": "2.0", "method": 15, "id": 123}';
expect(() => ParseRPCMessage(request)).to.throw(InvalidRequestError, 'method is not a string');
});
it('Should throw InvalidResponseError when id field is missing', () => {
let request = '{"jsonrpc": "2.0", "result": "15"}';
expect(() => ParseRPCMessage(request)).to.throw(InvalidResponseError, 'id not found');
});
it('Should throw InvalidResponseError when error code field is not a number', () => {
let request = '{"jsonrpc": "2.0", "error": {"code": "test", "message": "msg"}}';
expect(() => ParseRPCMessage(request)).to.throw(InvalidResponseError, 'error code is not a number');
});
it('Should throw InvalidResponseError when error message field is not string', () => {
let request = '{"jsonrpc": "2.0", "error": {"code": 20, "message": 15}}';
expect(() => ParseRPCMessage(request)).to.throw(InvalidResponseError, 'error message is not a string');
});
});
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