[web] Add tests for js/components/ContentView/ShowFullContentButton.jsx

web/src/js/__tests__/components/ContentView/ShowFullContentButtonSpec.js

@@ -0,0 +1,39 @@
+import React from 'react'
+import renderer from 'react-test-renderer'
+import { Provider } from 'react-redux'
+import ConnectedComponent, { ShowFullContentButton } from '../../../components/ContentView/ShowFullContentButton'
+import { TStore } from '../../ducks/tutils'
+
+
+describe('ShowFullContentButton Component', () => {
+    let setShowFullContentFn = jest.fn(),
+        showFullContentButton = renderer.create(
+            <ShowFullContentButton
+                setShowFullContent={setShowFullContentFn}
+                showFullContent={false}
+                visibleLines={10}
+                contentLines={20}
+            />
+        ),
+        tree = showFullContentButton.toJSON()
+
+    it('should render correctly', () => {
+        expect(tree).toMatchSnapshot()
+    })
+
+    it('should handle click', () => {
+        tree.children[0].props.onClick()
+        expect(setShowFullContentFn).toBeCalled()
+    })
+
+    it('should connect to state', () => {
+        let store = TStore(),
+            provider = renderer.create(
+                <Provider store={store}>
+                    <ConnectedComponent/>
+                </Provider>
+            ),
+            tree = provider.toJSON()
+        expect(tree).toMatchSnapshot()
+    })
+})

web/src/js/__tests__/components/ContentView/__snapshots__/ShowFullContentButtonSpec.js.snap

@@ -0,0 +1,25 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`ShowFullContentButton Component should connect to state 1`] = `null`;
+
+exports[`ShowFullContentButton Component should render correctly 1`] = `
+<div>
+  <div
+    className="view-all-content-btn btn-xs btn btn-default"
+    disabled={undefined}
+    onClick={[Function]}
+    title={undefined}
+  >
+    Show full content
+  </div>
+  <span
+    className="pull-right"
+  >
+     
+    10
+    /
+    20
+     are visible   
+  </span>
+</div>
+`;

web/src/js/components/ContentView/ShowFullContentButton.jsx

@@ -12,7 +12,7 @@ ShowFullContentButton.propTypes = {
         showFullContent: PropTypes.bool.isRequired
 }
 
-function ShowFullContentButton ( {setShowFullContent, showFullContent, visibleLines, contentLines} ){
+export function ShowFullContentButton ( {setShowFullContent, showFullContent, visibleLines, contentLines} ){
 
     return (
         !showFullContent &&