added tests

Author: tomLadder

src/__tests__/index.test.js

@@ -17,7 +17,9 @@ describe('index', () => {
     echarts.instance.webview.postMessage = jest.fn();
     echarts.instance.clear();
 
-    expect(echarts.instance.webview.postMessage).toBeCalledWith('{"types":"CLEAR"}');
+    expect(echarts.instance.webview.postMessage).toBeCalledWith(
+      '{"types":"CLEAR"}',
+    );
   });
 
   it('getOption works', () => {
@@ -28,11 +30,13 @@ describe('index', () => {
     echarts.instance.postMessage = jest.fn();
     echarts.instance.getOption(() => {});
 
-    expect(echarts.instance.postMessage).toBeCalledWith(expect.objectContaining({
-      properties: undefined,
-      types: 'GET_OPTION',
-      uuid: expect.any(String),
-    }));
+    expect(echarts.instance.postMessage).toBeCalledWith(
+      expect.objectContaining({
+        properties: undefined,
+        types: 'GET_OPTION',
+        uuid: expect.any(String),
+      }),
+    );
   });
 
   it('setOption works', () => {
@@ -43,16 +47,55 @@ describe('index', () => {
     echarts.instance.postMessage = jest.fn();
     echarts.instance.setOption({ test: '12345' });
 
-    expect(echarts.instance.postMessage).toBeCalledWith(expect.objectContaining({
-      payload: expect.objectContaining({
-        lazyUpdate: false,
-        notMerge: false,
-        option: {
-          test: '12345',
-        },
+    expect(echarts.instance.postMessage).toBeCalledWith(
+      expect.objectContaining({
+        payload: expect.objectContaining({
+          lazyUpdate: false,
+          notMerge: false,
+          option: {
+            test: '12345',
+          },
+        }),
+        types: 'SET_OPTION',
       }),
-      types: 'SET_OPTION',
-    }));
+    );
+  });
+
+  it('setBackgroundColor works', () => {
+    const jsx = <ECharts baseUrl="something" backgroundColor="red" />;
+    const renderer = render(jsx);
+    const echarts = renderer.getByType(ECharts);
+
+    echarts.instance.postMessage = jest.fn();
+    echarts.instance.setBackgroundColor('orange');
+    expect(echarts.instance.postMessage).toBeCalledWith({
+      color: 'orange',
+      types: 'SET_BACKGROUND_COLOR',
+    });
+  });
+
+  it('onMessage error', () => {
+    global.console = { log: jest.fn() };
+
+    const jsx = <ECharts baseUrl="something" />;
+    const renderer = render(jsx);
+
+    const echarts = renderer.getByType(ECharts);
+
+    echarts.instance.onMessage('test');
+
+    expect(console.log).toBeCalled();
+  });
+
+  it('no baseUrl works', () => {
+    jest.mock('Platform', () => {
+      const Platform = require.requireActual('Platform');
+      Platform.OS = 'android';
+      return Platform;
+    });
+
+    const jsx = <ECharts />;
+    render(jsx);
   });
 
   it('onMessage (CALLBACK) works', () => {
@@ -76,7 +119,9 @@ describe('index', () => {
       },
     });
 
-    expect(echarts.instance.callbacks['1234']).toBeCalledWith({ somevalue: 'helloworld' });
+    expect(echarts.instance.callbacks['1234']).toBeCalledWith({
+      somevalue: 'helloworld',
+    });
   });
 
   it('onMessage (DATA) works', () => {