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 60133909a71c9b8b618856570fac24191418f0d6..b8df2241c8484386e7dfa1601c93ba392227748b 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"
 
@@ -62,6 +64,21 @@ class LauncherNavigatorTest : public testing::Test {
   DISALLOW_COPY_AND_ASSIGN(LauncherNavigatorTest);
 };
 
+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) {
@@ -69,6 +86,22 @@ TEST_F(LauncherNavigatorTest, BasicCycle) {
   LauncherItemType types[] = {
     TYPE_APP_SHORTCUT, TYPE_TABBED, TYPE_TABBED, TYPE_TABBED,
   };
+  // LauncherModel automatically adds BROWSER_SHORTCUT and APP_LIST item at the
+  // beginning, so '3' refers the first TYPE_TABBED item.
+  SetupMockLauncherModel(types, arraysize(types), 3);
+
+  EXPECT_EQ(4, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
+
+  // Fifth one.  It will skip the APP_SHORTCUT and APP_LIST at the beginning
+  // of the list.
+  EXPECT_EQ(5, GetNextActivatedItemIndex(model(), CYCLE_BACKWARD));
+}
+
+TEST_F(LauncherNavigatorLegacyShelfLayoutTest, BasicCycle) {
+  // An app shortcut and three windows
+  LauncherItemType types[] = {
+    TYPE_APP_SHORTCUT, TYPE_TABBED, TYPE_TABBED, TYPE_TABBED,
+  };
   // LauncherModel automatically adds BROWSER_SHORTCUT item at the
   // beginning, so '2' refers the first TYPE_TABBED item.
   SetupMockLauncherModel(types, arraysize(types), 2);
@@ -84,6 +117,17 @@ TEST_F(LauncherNavigatorTest, WrapToBeginning) {
   LauncherItemType types[] = {
     TYPE_APP_SHORTCUT, TYPE_TABBED, TYPE_TABBED, TYPE_TABBED,
   };
+  SetupMockLauncherModel(types, arraysize(types), 5);
+
+  // Second one.  It wraps to the beginning, and skips APP_LIST and
+  // BROWSER_SHORTCUT items at the beginning of the list.
+  EXPECT_EQ(3, GetNextActivatedItemIndex(model(), CYCLE_FORWARD));
+}
+
+TEST_F(LauncherNavigatorLegacyShelfLayoutTest, WrapToBeginning) {
+  LauncherItemType types[] = {
+    TYPE_APP_SHORTCUT, TYPE_TABBED, TYPE_TABBED, TYPE_TABBED,
+  };
   SetupMockLauncherModel(types, arraysize(types), 4);
 
   // Second one.  It skips the APP_LIST item at the end of the list,
@@ -100,6 +144,16 @@ TEST_F(LauncherNavigatorTest, Empty) {
 
 TEST_F(LauncherNavigatorTest, SingleEntry) {
   LauncherItemType type = TYPE_TABBED;
+  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_TABBED;
   SetupMockLauncherModel(&type, 1, 1);
 
   // If there's only one item there and it is already active, there's no item
@@ -116,6 +170,18 @@ 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_TABBED, TYPE_TABBED,
+  };
+  // 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));
 }