ash:Shelf - Enable Alternate Shelf and Side Shelf by default.

ash/launcher/launcher_navigator_unittest.cc

Index: ash/launcher/launcher_navigator_unittest.cc
diff --git a/ash/launcher/launcher_navigator_unittest.cc b/ash/launcher/launcher_navigator_unittest.cc
index 78f126170b73f4e865a9097aa9798902f9bdb86f..7fa3446226ef0dc581c036ae492c240efb155f1c 100644
--- a/ash/launcher/launcher_navigator_unittest.cc
+++ b/ash/launcher/launcher_navigator_unittest.cc
@@ -4,9 +4,11 @@
 
 #include "ash/launcher/launcher_navigator.h"
 
+#include "ash/ash_switches.h"
 #include "ash/launcher/launcher.h"
 #include "ash/launcher/launcher_model.h"
 #include "ash/launcher/launcher_types.h"
+#include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -62,7 +64,22 @@ class LauncherNavigatorTest : public testing::Test {
   DISALLOW_COPY_AND_ASSIGN(LauncherNavigatorTest);
 };
 
-} // namespace
+class LauncherNavigatorLegacyShelfLayoutTest : public LauncherNavigatorTest {
+ public:
+  LauncherNavigatorLegacyShelfLayoutTest() : LauncherNavigatorTest() {}
+
+ protected:
+  virtual void SetUp() OVERRIDE {
+    CommandLine::ForCurrentProcess()->AppendSwitch(
+      ash::switches::kAshDisableAlternateShelfLayout);
+    LauncherNavigatorTest::SetUp();
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(LauncherNavigatorLegacyShelfLayoutTest);
+};
+
+}  // namespace
 
 TEST_F(LauncherNavigatorTest, BasicCycle) {
   // An app shortcut and three platform apps.
@@ -70,6 +87,22 @@ TEST_F(LauncherNavigatorTest, BasicCycle) {
     TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
   };
   // LauncherModel automatically adds BROWSER_SHORTCUT item at the
+  // beginning, so '3' refers the first TYPE_PLATFORM_APP item.
+  SetupMockLauncherModel(types, arraysize(types), 3);
+
+  EXPECT_EQ(4, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
+
+  // Fourth one.  It will skip the APP_SHORTCUT at the beginning of the list and
+  // the APP_LIST item which is automatically added at the end of items.
+  EXPECT_EQ(5, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
+}
+
+TEST_F(LauncherNavigatorLegacyShelfLayoutTest, BasicCycle) {
+  // An app shortcut and three platform apps.
+  LauncherItemType types[] = {
+    TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
+  };
+  // LauncherModel automatically adds BROWSER_SHORTCUT item at the
   // beginning, so '2' refers the first TYPE_PLATFORM_APP item.
   SetupMockLauncherModel(types, arraysize(types), 2);
 
@@ -84,6 +117,18 @@ TEST_F(LauncherNavigatorTest, WrapToBeginning) {
   LauncherItemType types[] = {
     TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
   };
+  SetupMockLauncherModel(types, arraysize(types), 5);
+
+  // Second one.  It skips the APP_LIST item at the end of the list,
+  // wraps to the beginning, and skips BROWSER_SHORTCUT and APP_SHORTCUT
+  // at the beginning of the list.
+  EXPECT_EQ(3, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
+}
+
+TEST_F(LauncherNavigatorLegacyShelfLayoutTest, WrapToBeginning) {
+  LauncherItemType types[] = {
+    TYPE_APP_SHORTCUT, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
+  };
   SetupMockLauncherModel(types, arraysize(types), 4);
 
   // Second one.  It skips the APP_LIST item at the end of the list,
@@ -100,6 +145,16 @@ TEST_F(LauncherNavigatorTest, Empty) {
 
 TEST_F(LauncherNavigatorTest, SingleEntry) {
   LauncherItemType type = TYPE_PLATFORM_APP;
+  SetupMockLauncherModel(&type, 1, 2);
+
+  // If there's only one item there and it is already active, there's no item
+  // to be activated next.
+  EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
+  EXPECT_EQ(-1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
+}
+
+TEST_F(LauncherNavigatorLegacyShelfLayoutTest, SingleEntry) {
+  LauncherItemType type = TYPE_PLATFORM_APP;
   SetupMockLauncherModel(&type, 1, 1);
 
   // If there's only one item there and it is already active, there's no item
@@ -116,6 +171,18 @@ TEST_F(LauncherNavigatorTest, NoActive) {
   SetupMockLauncherModel(types, arraysize(types), -1);
 
   // If there are no active status, pick the first running item as a fallback.
+  EXPECT_EQ(2, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
+  EXPECT_EQ(2, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
+}
+
+TEST_F(LauncherNavigatorLegacyShelfLayoutTest, NoActive) {
+  LauncherItemType types[] = {
+    TYPE_PLATFORM_APP, TYPE_PLATFORM_APP,
+  };
+  // Special case: no items are 'STATUS_ACTIVE'.
+  SetupMockLauncherModel(types, arraysize(types), -1);
+
+  // If there are no active status, pick the first running item as a fallback.
   EXPECT_EQ(1, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
   EXPECT_EQ(1, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
 }