Add another ui test

test/ui/UiTests.kt

@@ -37,6 +37,8 @@ import ui.pages.gutter
 import ui.pages.idea
 import ui.pages.welcomeFrame
 import ui.utils.StepsLogger
+import ui.utils.doubleClickOnRight
+import ui.utils.tripleClickOnRight
 import ui.utils.uiTest
 import ui.utils.vimExit
 import java.awt.event.KeyEvent
@@ -75,9 +77,9 @@ class UiTests {
         }
         actionMenu("New").click()
         actionMenuItem("File").click()
-        keyboard { enterText("MyDocument.txt"); enter() }
+        keyboard { enterText("MyDoc.txt"); enter() }
       }
-      val editor = editor("MyDocument.txt") {
+      val editor = editor("MyDoc.txt") {
         step("Write a text") {
           keyboard {
             enterText("i")
@@ -93,12 +95,47 @@ class UiTests {
         }
       }
 
+      testTripleClickRightFromLineEnd(editor)
+      testClickRightFromLineEnd(editor)
       testClickOnWord(editor)
       testGutterClick(editor)
 
     }
   }
 
+  private fun ContainerFixture.testTripleClickRightFromLineEnd(editor: Editor) {
+    editor.findText("Two").tripleClickOnRight(40, editor)
+
+    assertEquals("One Two\n", editor.selectedText)
+    assertEquals(7, editor.caretOffset)
+
+    keyboard { enterText("h") }
+
+    assertEquals("One Two\n", editor.selectedText)
+    assertEquals(6, editor.caretOffset)
+
+    keyboard { enterText("j") }
+
+    assertEquals("One Two\nThree Four\n", editor.selectedText)
+    assertEquals(14, editor.caretOffset)
+
+    vimExit()
+  }
+
+  private fun ContainerFixture.testClickRightFromLineEnd(editor: Editor) {
+    editor.findText("Two").doubleClickOnRight(40, editor)
+
+    assertEquals("Two", editor.selectedText)
+    assertEquals(6, editor.caretOffset)
+
+    keyboard { enterText("h") }
+
+    assertEquals("Tw", editor.selectedText)
+    assertEquals(5, editor.caretOffset)
+
+    vimExit()
+  }
+
   private fun ContainerFixture.testClickOnWord(editor: Editor) {
     editor.findText("One").doubleClick(MouseButton.LEFT_BUTTON)
 

test/ui/utils/Utils.kt

@@ -0,0 +1,38 @@
+/*
+ * IdeaVim - Vim emulator for IDEs based on the IntelliJ platform
+ * Copyright (C) 2003-2020 The IdeaVim authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package ui.utils
+
+import com.intellij.remoterobot.fixtures.Fixture
+import com.intellij.remoterobot.fixtures.dataExtractor.RemoteText
+import org.assertj.swing.core.MouseButton
+import java.awt.Point
+
+fun RemoteText.doubleClickOnRight(shiftX: Int, fixture: Fixture, button: MouseButton = MouseButton.LEFT_BUTTON) {
+  val updatedPoint = Point(this.point.x + shiftX, this.point.y)
+  fixture.remoteRobot.execute(fixture) {
+    robot.click(component, updatedPoint, button, 2)
+  }
+}
+
+fun RemoteText.tripleClickOnRight(shiftX: Int, fixture: Fixture, button: MouseButton = MouseButton.LEFT_BUTTON) {
+  val updatedPoint = Point(this.point.x + shiftX, this.point.y)
+  fixture.remoteRobot.execute(fixture) {
+    robot.click(component, updatedPoint, button, 3)
+  }
+}