Move files not in ui project back to root

src/MouseHelper.test.ts

@@ -0,0 +1,64 @@
+/**
+ * Copyright (c) 2017 The xterm.js authors. All rights reserved.
+ * @license MIT
+ */
+
+import jsdom = require('jsdom');
+import { assert } from 'chai';
+import { MouseHelper } from './MouseHelper';
+import { MockCharMeasure, MockRenderer } from './TestUtils.test';
+
+const CHAR_WIDTH = 10;
+const CHAR_HEIGHT = 20;
+
+describe('MouseHelper.getCoords', () => {
+  let dom: jsdom.JSDOM;
+  let window: Window;
+  let document: Document;
+  let mouseHelper: MouseHelper;
+
+  let charMeasure: MockCharMeasure;
+
+  beforeEach(() => {
+    dom = new jsdom.JSDOM('');
+    window = dom.window;
+    document = window.document;
+    charMeasure = new MockCharMeasure();
+    charMeasure.width = CHAR_WIDTH;
+    charMeasure.height = CHAR_HEIGHT;
+    const renderer = new MockRenderer();
+    renderer.dimensions = <any>{
+      actualCellWidth: CHAR_WIDTH,
+      actualCellHeight: CHAR_HEIGHT
+    };
+    mouseHelper = new MouseHelper(renderer);
+  });
+
+  describe('when charMeasure is not initialized', () => {
+    it('should return null', () => {
+      charMeasure = new MockCharMeasure();
+      assert.equal(mouseHelper.getCoords({ clientX: 0, clientY: 0 }, document.createElement('div'), charMeasure, 10, 10), null);
+    });
+  });
+
+  it('should return the cell that was clicked', () => {
+    let coords: [number, number];
+    coords = mouseHelper.getCoords({ clientX: CHAR_WIDTH / 2, clientY: CHAR_HEIGHT / 2 }, document.createElement('div'), charMeasure, 10, 10);
+    assert.deepEqual(coords, [1, 1]);
+    coords = mouseHelper.getCoords({ clientX: CHAR_WIDTH, clientY: CHAR_HEIGHT }, document.createElement('div'), charMeasure, 10, 10);
+    assert.deepEqual(coords, [1, 1]);
+    coords = mouseHelper.getCoords({ clientX: CHAR_WIDTH, clientY: CHAR_HEIGHT + 1 }, document.createElement('div'), charMeasure, 10, 10);
+    assert.deepEqual(coords, [1, 2]);
+    coords = mouseHelper.getCoords({ clientX: CHAR_WIDTH + 1, clientY: CHAR_HEIGHT }, document.createElement('div'), charMeasure, 10, 10);
+    assert.deepEqual(coords, [2, 1]);
+  });
+
+  it('should ensure the coordinates are returned within the terminal bounds', () => {
+    let coords: [number, number];
+    coords = mouseHelper.getCoords({ clientX: -1, clientY: -1 }, document.createElement('div'), charMeasure, 10, 10);
+    assert.deepEqual(coords, [1, 1]);
+    // Event are double the cols/rows
+    coords = mouseHelper.getCoords({ clientX: CHAR_WIDTH * 20, clientY: CHAR_HEIGHT * 20 }, document.createElement('div'), charMeasure, 10, 10);
+    assert.deepEqual(coords, [10, 10], 'coordinates should never come back as larger than the terminal');
+  });
+});