protocol handle unit test (finos#576)

spec/protocolHandler.spec.ts

@@ -0,0 +1,75 @@
+jest.mock('../src/app/window-actions', () => {
+    return {
+        activate: jest.fn(),
+    };
+});
+
+jest.mock('../src/common/utils', () => {
+    return {
+        getCommandLineArgs: jest.fn(() => 'symphony://?userId=22222'),
+    };
+});
+
+jest.mock('../src/common/env', () => {
+    return {
+        isWindowsOS: false,
+    };
+});
+
+describe('protocol handler', () => {
+    let protocolHandlerInstance;
+
+    beforeEach(() => {
+        jest.resetModules();
+        const { protocolHandler } = require('../src/app/protocol-handler');
+        protocolHandlerInstance = protocolHandler;
+    });
+
+    it('protocol uri should be null by default', () => {
+        expect(protocolHandlerInstance.protocolUri).toBeNull();
+    });
+
+    it('protocol action should be called when uri is correct', () => {
+        protocolHandlerInstance.preloadWebContents = { send: jest.fn() };
+
+        const spy: jest.SpyInstance = jest.spyOn(protocolHandlerInstance.preloadWebContents, 'send');
+        const uri: string = 'symphony://?userId=123456';
+        const protocolAction: string = 'protocol-action';
+
+        protocolHandlerInstance.sendProtocol(uri);
+
+        expect(spy).toBeCalledWith(protocolAction, 'symphony://?userId=123456');
+    });
+
+    it('protocol action not should be called when uri is incorrect', () => {
+        protocolHandlerInstance.preloadWebContents = { send: jest.fn() };
+
+        const spy: jest.SpyInstance = jest.spyOn(protocolHandlerInstance.preloadWebContents, 'send');
+        const uri: string = 'symphony---://?userId=123456';
+        const protocolAction: string = 'protocol-action';
+
+        protocolHandlerInstance.sendProtocol(uri);
+
+        expect(spy).not.toBeCalledWith(protocolAction, 'symphony://?userId=123456');
+    });
+
+    it('protocol should get uri from `processArgv` when `getCommandLineArgs` is called', () => {
+        const { getCommandLineArgs } = require('../src/common/utils');
+
+        protocolHandlerInstance.processArgv('');
+
+        expect(getCommandLineArgs).toBeCalled();
+    });
+
+    it('should be called `sendProtocol` when is windowsOS on `processArgs`', () => {
+        const env = require('../src/common/env');
+        env.isWindowsOS = true;
+
+        const spy: jest.SpyInstance = jest.spyOn(protocolHandlerInstance, 'sendProtocol');
+
+        protocolHandlerInstance.processArgv('');
+
+        expect(spy).toBeCalled();
+    });
+
+});