From f470636a70943a8ecad8bddc791a1c2dddd28e1e Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Sat, 4 May 2019 21:13:12 +0300
Subject: Components -> UI

---
 vnext/src/ui/__tests__/MessageInput-test.js | 95 +++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 vnext/src/ui/__tests__/MessageInput-test.js

(limited to 'vnext/src/ui/__tests__/MessageInput-test.js')

diff --git a/vnext/src/ui/__tests__/MessageInput-test.js b/vnext/src/ui/__tests__/MessageInput-test.js
new file mode 100644
index 00000000..7ac69ed0
--- /dev/null
+++ b/vnext/src/ui/__tests__/MessageInput-test.js
@@ -0,0 +1,95 @@
+import React from 'react';
+import { create, act } from 'react-test-renderer';
+
+import MessageInput from '../MessageInput';
+
+const testMessage = {
+    mid: 1,
+    rid: 0,
+    body: 'test message',
+    timestamp: new Date().toISOString(),
+    attach: '',
+    to: {}
+};
+
+window.matchMedia = window.matchMedia || function () {
+    return {
+        matches: true,
+        addListener: function () { },
+        removeListener: function () { }
+    };
+};
+
+it('Gives immediate focus on to textarea on load', () => {
+    let focused = false;
+    act(() => {
+        create(<MessageInput data={testMessage} onSend={() => { }} />, {
+            createNodeMock: (element) => {
+                if (element.type === 'textarea') {
+                    // mock a focus function
+                    return {
+                        focus: () => {
+                            focused = true;
+                        },
+                        style: {}
+                    };
+                }
+                return null;
+            }
+        });
+    });
+    expect(focused).toEqual(true, 'textarea was not focused');
+});
+
+
+it('Submits on ctrl-enter', () => {
+    const onSend = jest.fn();
+    var messageInput = null;
+    act(() => {
+        messageInput = create(<MessageInput data={testMessage} onSend={onSend} />, {
+            createNodeMock: (element) => {
+                if (element.type === 'textarea') {
+                    return {
+                        focus: () => { },
+                        style: {}
+                    };
+                }
+                return null;
+            }
+        });
+    });
+    let textarea = messageInput.root.findByType('textarea');
+    act(() => {
+
+        textarea.props.onKeyPress({
+            charCode: 13,
+            which: 13,
+            keyCode: 13,
+            ctrlKey: false
+        });
+    });
+    expect(onSend).toHaveBeenCalledTimes(0);
+    act(() => {
+        textarea.props.onKeyPress({
+            charCode: 13,
+            which: 13,
+            keyCode: 13,
+            ctrlKey: true
+        });
+    });
+    expect(onSend).toHaveBeenCalledTimes(1);
+    expect(textarea.props.value).toEqual('');
+    act(() => {
+        textarea.props.onChange({
+            target: {
+                value: ' ',
+                validity: {}
+            }
+        });
+    });
+    expect(textarea.props.value).toEqual(' ');
+    act(() => {
+        messageInput.root.findByType('form').props.onSubmit({ event: {} });
+    });
+    expect(textarea.props.value).toEqual('', 'Value should be cleared after submit');
+});
-- 
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