Add some tests

src/browser/Terminal.test.ts

@@ -11,7 +11,7 @@ import { IBufferService, IUnicodeService } from 'common/services/Services';
 import { Linkifier } from 'browser/Linkifier';
 import { MockLogService, MockUnicodeService } from 'common/TestUtils.test';
 import { IRegisteredLinkMatcher, IMouseZoneManager, IMouseZone } from 'browser/Types';
-import { IMarker } from 'common/Types';
+import { IMarker, ITerminalOptions } from 'common/Types';
 
 const INIT_COLS = 80;
 const INIT_ROWS = 24;
@@ -1501,6 +1501,22 @@ describe('Terminal', () => {
       assert.deepEqual(markers.map(el => el.line), [-1, -1, 0, 1, 2]);
     });
   });
+
+  describe('options', () => {
+    beforeEach(async () => {
+      term = new TestTerminal({});
+    });
+    it('get options', () => {
+      assert.equal(term.options.cols, 80);
+      assert.equal(term.options.rows, 24);
+    });
+    it('set options', async () => {
+      term.options.cols = 40;
+      assert.equal(term.options.cols, 40);
+      term.options.rows = 20;
+      assert.equal(term.options.rows, 20);
+    });
+  });
 });
 
 class TestLinkifier extends Linkifier {