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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #if !defined(__has_feature) || !__has_feature(objc_arc)
      6 #error "This file requires ARC support."
      7 #endif
      8 
      9 #import "remoting/ios/key_input.h"
     10 #import "remoting/ios/key_map_us.h"
     11 
     12 #include <vector>
     13 
     14 #import "base/compiler_specific.h"
     15 #import "testing/gtest_mac.h"
     16 
     17 @interface KeyInputDelegateTester : NSObject<KeyInputDelegate> {
     18  @private
     19   std::vector<uint32_t> _keyList;
     20 }
     21 
     22 @property(nonatomic, assign) int numKeysDown;
     23 @property(nonatomic, assign) BOOL wasDismissed;
     24 
     25 - (std::vector<uint32_t>&)getKeyList;
     26 
     27 @end
     28 
     29 @implementation KeyInputDelegateTester
     30 
     31 - (std::vector<uint32_t>&)getKeyList {
     32   return _keyList;
     33 }
     34 
     35 - (void)keyboardDismissed {
     36   // This can not be tested, because we can not set |keyInput_| as
     37   // FirstResponder in this test harness
     38   _wasDismissed = true;
     39 }
     40 
     41 - (void)keyboardActionKeyCode:(uint32_t)keyPressed isKeyDown:(BOOL)keyDown {
     42   if (keyDown) {
     43     _keyList.push_back(keyPressed);
     44     _numKeysDown++;
     45   } else {
     46     _numKeysDown--;
     47   }
     48 }
     49 
     50 @end
     51 
     52 namespace remoting {
     53 
     54 class KeyInputTest : public ::testing::Test {
     55  protected:
     56   virtual void SetUp() OVERRIDE {
     57     keyInput_ = [[KeyInput allocWithZone:nil] init];
     58     delegateTester_ = [[KeyInputDelegateTester alloc] init];
     59     keyInput_.delegate = delegateTester_;
     60   }
     61 
     62   KeyInput* keyInput_;
     63   KeyInputDelegateTester* delegateTester_;
     64 };
     65 
     66 TEST_F(KeyInputTest, SendKey) {
     67   // Empty
     68   [keyInput_ insertText:@""];
     69   ASSERT_EQ(0, delegateTester_.numKeysDown);
     70   ASSERT_EQ(0, [delegateTester_ getKeyList].size());
     71 
     72   // Value is out of bounds
     73   [keyInput_ insertText:@""];
     74   ASSERT_EQ(0, delegateTester_.numKeysDown);
     75   ASSERT_EQ(0, [delegateTester_ getKeyList].size());
     76 
     77   // Lower case
     78   [keyInput_ insertText:@"a"];
     79   ASSERT_EQ(0, delegateTester_.numKeysDown);
     80   ASSERT_EQ(1, [delegateTester_ getKeyList].size());
     81   ASSERT_EQ(kKeyCodeUS['a'], [delegateTester_ getKeyList][0]);
     82   // Upper Case
     83   [delegateTester_ getKeyList].clear();
     84   [keyInput_ insertText:@"A"];
     85   ASSERT_EQ(0, delegateTester_.numKeysDown);
     86   ASSERT_EQ(2, [delegateTester_ getKeyList].size());
     87   ASSERT_EQ(kKeyCodeUS[kShiftIndex], [delegateTester_ getKeyList][0]);
     88   ASSERT_EQ(kKeyCodeUS['A'], [delegateTester_ getKeyList][1]);
     89 
     90   // Multiple characters and mixed case
     91   [delegateTester_ getKeyList].clear();
     92   [keyInput_ insertText:@"ABCabc"];
     93   ASSERT_EQ(0, delegateTester_.numKeysDown);
     94   ASSERT_EQ(9, [delegateTester_ getKeyList].size());
     95   ASSERT_EQ(kKeyCodeUS[kShiftIndex], [delegateTester_ getKeyList][0]);
     96   ASSERT_EQ(kKeyCodeUS['A'], [delegateTester_ getKeyList][1]);
     97   ASSERT_EQ(kKeyCodeUS[kShiftIndex], [delegateTester_ getKeyList][2]);
     98   ASSERT_EQ(kKeyCodeUS['B'], [delegateTester_ getKeyList][3]);
     99   ASSERT_EQ(kKeyCodeUS[kShiftIndex], [delegateTester_ getKeyList][4]);
    100   ASSERT_EQ(kKeyCodeUS['C'], [delegateTester_ getKeyList][5]);
    101   ASSERT_EQ(kKeyCodeUS['a'], [delegateTester_ getKeyList][6]);
    102   ASSERT_EQ(kKeyCodeUS['b'], [delegateTester_ getKeyList][7]);
    103   ASSERT_EQ(kKeyCodeUS['c'], [delegateTester_ getKeyList][8]);
    104 }
    105 
    106 TEST_F(KeyInputTest, CtrlAltDel) {
    107   [keyInput_ ctrlAltDel];
    108 
    109   ASSERT_EQ(0, delegateTester_.numKeysDown);
    110   ASSERT_EQ(3, [delegateTester_ getKeyList].size());
    111   ASSERT_EQ(kKeyCodeUS[kCtrlIndex], [delegateTester_ getKeyList][0]);
    112   ASSERT_EQ(kKeyCodeUS[kAltIndex], [delegateTester_ getKeyList][1]);
    113   ASSERT_EQ(kKeyCodeUS[kDelIndex], [delegateTester_ getKeyList][2]);
    114 }
    115 
    116 TEST_F(KeyInputTest, Backspace) {
    117   [keyInput_ deleteBackward];
    118 
    119   ASSERT_EQ(0, delegateTester_.numKeysDown);
    120   ASSERT_EQ(1, [delegateTester_ getKeyList].size());
    121   ASSERT_EQ(kKeyCodeUS[kBackspaceIndex], [delegateTester_ getKeyList][0]);
    122 }
    123 
    124 }  // namespace remoting