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Unified Diff: ui/display/chromeos/display_configurator_unittest.cc

Issue 1456623002: Add support for virtual displays (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Use std::max as suggested by oshima@ Created 5 years ago
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Index: ui/display/chromeos/display_configurator_unittest.cc
diff --git a/ui/display/chromeos/display_configurator_unittest.cc b/ui/display/chromeos/display_configurator_unittest.cc
index bd5f7e9d8cead04bf485626034edbe751b54953d..9ede757701450755722ed66efca5569a5f60301e 100644
--- a/ui/display/chromeos/display_configurator_unittest.cc
+++ b/ui/display/chromeos/display_configurator_unittest.cc
@@ -10,6 +10,7 @@
#include "ui/display/chromeos/test/action_logger_util.h"
#include "ui/display/chromeos/test/test_display_snapshot.h"
#include "ui/display/chromeos/test/test_native_display_delegate.h"
+#include "ui/display/util/display_util.h"
namespace ui {
namespace test {
@@ -337,6 +338,160 @@ TEST_F(DisplayConfiguratorTest, FindDisplayModeMatchingSize) {
output, gfx::Size(1440, 900)));
}
+TEST_F(DisplayConfiguratorTest, EnableVirtualDisplay) {
+ InitWithSingleOutput();
+
+ observer_.Reset();
+ const DisplayConfigurator::DisplayStateList& cached =
+ configurator_.cached_displays();
+ ASSERT_EQ(static_cast<size_t>(1u), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+
+ // Add virtual display.
+ int64_t virtual_display_id =
+ configurator_.AddVirtualDisplay(big_mode_.size());
+ EXPECT_EQ(GenerateDisplayID(0x8000, 0x0, 1), virtual_display_id);
+ EXPECT_FALSE(mirroring_controller_.SoftwareMirroringEnabled());
+ EXPECT_EQ(MULTIPLE_DISPLAY_STATE_DUAL_EXTENDED,
+ configurator_.display_state());
+
+ // Virtual should not trigger addition of added crtc but does change FB
+ // height.
+ const int kVirtualHeight = small_mode_.size().height() +
+ DisplayConfigurator::kVerticalGap +
+ big_mode_.size().height();
+ EXPECT_EQ(
+ JoinActions(
+ kGrab, GetFramebufferAction(
+ gfx::Size(big_mode_.size().width(), kVirtualHeight),
+ &outputs_[0], nullptr)
+ .c_str(),
+ GetCrtcAction(outputs_[0], &small_mode_, gfx::Point(0, 0)).c_str(),
+ kUngrab, nullptr),
+ log_->GetActionsAndClear());
+ EXPECT_EQ(1, observer_.num_changes());
+ ASSERT_EQ(static_cast<size_t>(2u), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+ EXPECT_EQ(big_mode_.size(), cached[1]->current_mode()->size());
+ EXPECT_EQ(virtual_display_id, cached[1]->display_id());
+
+ // Remove virtual display.
+ observer_.Reset();
+ EXPECT_TRUE(configurator_.RemoveVirtualDisplay(virtual_display_id));
+ EXPECT_EQ(
+ JoinActions(
+ kGrab, GetFramebufferAction(small_mode_.size(), &outputs_[0], nullptr)
+ .c_str(),
+ GetCrtcAction(outputs_[0], &small_mode_, gfx::Point(0, 0)).c_str(),
+ kUngrab, nullptr),
+ log_->GetActionsAndClear());
+ EXPECT_EQ(1, observer_.num_changes());
+ ASSERT_EQ(static_cast<size_t>(1u), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+ EXPECT_EQ(MULTIPLE_DISPLAY_STATE_SINGLE, configurator_.display_state());
+}
+
+TEST_F(DisplayConfiguratorTest, EnableTwoVirtualDisplays) {
+ InitWithSingleOutput();
+
+ observer_.Reset();
+ const DisplayConfigurator::DisplayStateList& cached =
+ configurator_.cached_displays();
+ ASSERT_EQ(static_cast<size_t>(1u), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+
+ // Add 1st virtual display.
+ int64_t virtual_display_id_1 =
+ configurator_.AddVirtualDisplay(big_mode_.size());
+ EXPECT_EQ(GenerateDisplayID(0x8000, 0x0, 1), virtual_display_id_1);
+ EXPECT_FALSE(mirroring_controller_.SoftwareMirroringEnabled());
+ EXPECT_EQ(MULTIPLE_DISPLAY_STATE_DUAL_EXTENDED,
+ configurator_.display_state());
+
+ // Virtual should not trigger addition of added crtc but does change FB
+ // height.
+ const int kSingleVirtualHeight = small_mode_.size().height() +
+ DisplayConfigurator::kVerticalGap +
+ big_mode_.size().height();
+ EXPECT_EQ(
+ JoinActions(
+ kGrab, GetFramebufferAction(
+ gfx::Size(big_mode_.size().width(), kSingleVirtualHeight),
+ &outputs_[0], nullptr)
+ .c_str(),
+ GetCrtcAction(outputs_[0], &small_mode_, gfx::Point(0, 0)).c_str(),
+ kUngrab, nullptr),
+ log_->GetActionsAndClear());
+ EXPECT_EQ(1, observer_.num_changes());
+ ASSERT_EQ(static_cast<size_t>(2), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+ EXPECT_EQ(big_mode_.size(), cached[1]->current_mode()->size());
+ EXPECT_EQ(virtual_display_id_1, cached[1]->display_id());
+
+ // Add 2nd virtual display
+ int64_t virtual_display_id_2 =
+ configurator_.AddVirtualDisplay(big_mode_.size());
+ EXPECT_EQ(GenerateDisplayID(0x8000, 0x0, 2), virtual_display_id_2);
+ EXPECT_FALSE(mirroring_controller_.SoftwareMirroringEnabled());
+ EXPECT_EQ(MULTIPLE_DISPLAY_STATE_MULTI_EXTENDED,
+ configurator_.display_state());
+
+ const int kDualVirtualHeight =
+ small_mode_.size().height() +
+ (DisplayConfigurator::kVerticalGap + big_mode_.size().height()) * 2;
+ EXPECT_EQ(
+ JoinActions(
+ kGrab, GetFramebufferAction(
+ gfx::Size(big_mode_.size().width(), kDualVirtualHeight),
+ &outputs_[0], nullptr)
+ .c_str(),
+ GetCrtcAction(outputs_[0], &small_mode_, gfx::Point(0, 0)).c_str(),
+ kUngrab, nullptr),
+ log_->GetActionsAndClear());
+ EXPECT_EQ(2, observer_.num_changes());
+ ASSERT_EQ(static_cast<size_t>(3u), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+ EXPECT_EQ(big_mode_.size(), cached[1]->current_mode()->size());
+ EXPECT_EQ(big_mode_.size(), cached[2]->current_mode()->size());
+ EXPECT_EQ(virtual_display_id_1, cached[1]->display_id());
+ EXPECT_EQ(virtual_display_id_2, cached[2]->display_id());
+
+ // Remove 1st virtual display.
+ observer_.Reset();
+ EXPECT_TRUE(configurator_.RemoveVirtualDisplay(virtual_display_id_1));
+ EXPECT_EQ(
+ JoinActions(
+ kGrab, GetFramebufferAction(
+ gfx::Size(big_mode_.size().width(), kSingleVirtualHeight),
+ &outputs_[0], nullptr)
+ .c_str(),
+ GetCrtcAction(outputs_[0], &small_mode_, gfx::Point(0, 0)).c_str(),
+ kUngrab, nullptr),
+ log_->GetActionsAndClear());
+ EXPECT_EQ(1, observer_.num_changes());
+ ASSERT_EQ(static_cast<size_t>(2u), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+ EXPECT_EQ(big_mode_.size(), cached[1]->current_mode()->size());
+ EXPECT_EQ(virtual_display_id_2, cached[1]->display_id());
+ EXPECT_EQ(MULTIPLE_DISPLAY_STATE_DUAL_EXTENDED,
+ configurator_.display_state());
+
+ // Remove 2nd virtual display.
+ observer_.Reset();
+ EXPECT_TRUE(configurator_.RemoveVirtualDisplay(virtual_display_id_2));
+ EXPECT_EQ(
+ JoinActions(
+ kGrab, GetFramebufferAction(small_mode_.size(), &outputs_[0], nullptr)
+ .c_str(),
+ GetCrtcAction(outputs_[0], &small_mode_, gfx::Point(0, 0)).c_str(),
+ kUngrab, nullptr),
+ log_->GetActionsAndClear());
+ EXPECT_EQ(1, observer_.num_changes());
+ ASSERT_EQ(static_cast<size_t>(1), cached.size());
+ EXPECT_EQ(small_mode_.size(), cached[0]->current_mode()->size());
+ EXPECT_EQ(MULTIPLE_DISPLAY_STATE_SINGLE, configurator_.display_state());
+}
+
TEST_F(DisplayConfiguratorTest, ConnectSecondOutput) {
InitWithSingleOutput();
@@ -905,19 +1060,18 @@ TEST_F(DisplayConfiguratorTest, GetMultipleDisplayStateForMirroredDisplays) {
TEST_F(DisplayConfiguratorTest, UpdateCachedOutputsEvenAfterFailure) {
InitWithSingleOutput();
- const DisplayConfigurator::DisplayStateList* cached =
- &configurator_.cached_displays();
- ASSERT_EQ(static_cast<size_t>(1), cached->size());
- EXPECT_EQ(outputs_[0].current_mode(), (*cached)[0]->current_mode());
+ const DisplayConfigurator::DisplayStateList& cached =
+ configurator_.cached_displays();
+ ASSERT_EQ(static_cast<size_t>(1), cached.size());
+ EXPECT_EQ(outputs_[0].current_mode(), cached[0]->current_mode());
// After connecting a second output, check that it shows up in
// |cached_displays_| even if an invalid state is requested.
state_controller_.set_state(MULTIPLE_DISPLAY_STATE_SINGLE);
UpdateOutputs(2, true);
- cached = &configurator_.cached_displays();
- ASSERT_EQ(static_cast<size_t>(2), cached->size());
- EXPECT_EQ(outputs_[0].current_mode(), (*cached)[0]->current_mode());
- EXPECT_EQ(outputs_[1].current_mode(), (*cached)[1]->current_mode());
+ ASSERT_EQ(static_cast<size_t>(2), cached.size());
+ EXPECT_EQ(outputs_[0].current_mode(), cached[0]->current_mode());
+ EXPECT_EQ(outputs_[1].current_mode(), cached[1]->current_mode());
}
TEST_F(DisplayConfiguratorTest, PanelFitting) {
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