Native support for rotary encoder high-res scroll
Test: atest RotaryEncoderInputMapperTest
Test: atest VirtualRotaryEncoderTest
Flag: android.companion.virtualdevice.flags.high_resolution_scroll
Bug: 320328752
Change-Id: Iac9092597010582bd3f55e51ee63e9eb9c8d9433
diff --git a/services/inputflinger/tests/RotaryEncoderInputMapper_test.cpp b/services/inputflinger/tests/RotaryEncoderInputMapper_test.cpp
index 2b8071b..366b3dc 100644
--- a/services/inputflinger/tests/RotaryEncoderInputMapper_test.cpp
+++ b/services/inputflinger/tests/RotaryEncoderInputMapper_test.cpp
@@ -22,6 +22,7 @@
#include <variant>
#include <android-base/logging.h>
+#include <android_companion_virtualdevice_flags.h>
#include <gtest/gtest.h>
#include <input/DisplayViewport.h>
#include <linux/input-event-codes.h>
@@ -109,6 +110,8 @@
} // namespace
+namespace vd_flags = android::companion::virtualdevice::flags;
+
/**
* Unit tests for RotaryEncoderInputMapper.
*/
@@ -170,4 +173,53 @@
WithDisplayId(ui::LogicalDisplayId::INVALID)))));
}
+TEST_F(RotaryEncoderInputMapperTest, ProcessRegularScroll) {
+ createDevice();
+ mMapper = createInputMapper<RotaryEncoderInputMapper>(*mDeviceContext, mReaderConfiguration);
+
+ std::list<NotifyArgs> args;
+ args += process(ARBITRARY_TIME, EV_REL, REL_WHEEL, 1);
+ args += process(ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+
+ EXPECT_THAT(args,
+ ElementsAre(VariantWith<NotifyMotionArgs>(
+ AllOf(WithSource(AINPUT_SOURCE_ROTARY_ENCODER),
+ WithMotionAction(AMOTION_EVENT_ACTION_SCROLL), WithScroll(1.0f)))));
+}
+
+TEST_F(RotaryEncoderInputMapperTest, ProcessHighResScroll) {
+ vd_flags::high_resolution_scroll(true);
+ EXPECT_CALL(mMockEventHub, hasRelativeAxis(EVENTHUB_ID, REL_WHEEL_HI_RES))
+ .WillRepeatedly(Return(true));
+ createDevice();
+ mMapper = createInputMapper<RotaryEncoderInputMapper>(*mDeviceContext, mReaderConfiguration);
+
+ std::list<NotifyArgs> args;
+ args += process(ARBITRARY_TIME, EV_REL, REL_WHEEL_HI_RES, 60);
+ args += process(ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+
+ EXPECT_THAT(args,
+ ElementsAre(VariantWith<NotifyMotionArgs>(
+ AllOf(WithSource(AINPUT_SOURCE_ROTARY_ENCODER),
+ WithMotionAction(AMOTION_EVENT_ACTION_SCROLL), WithScroll(0.5f)))));
+}
+
+TEST_F(RotaryEncoderInputMapperTest, HighResScrollIgnoresRegularScroll) {
+ vd_flags::high_resolution_scroll(true);
+ EXPECT_CALL(mMockEventHub, hasRelativeAxis(EVENTHUB_ID, REL_WHEEL_HI_RES))
+ .WillRepeatedly(Return(true));
+ createDevice();
+ mMapper = createInputMapper<RotaryEncoderInputMapper>(*mDeviceContext, mReaderConfiguration);
+
+ std::list<NotifyArgs> args;
+ args += process(ARBITRARY_TIME, EV_REL, REL_WHEEL_HI_RES, 60);
+ args += process(ARBITRARY_TIME, EV_REL, REL_WHEEL, 1);
+ args += process(ARBITRARY_TIME, EV_SYN, SYN_REPORT, 0);
+
+ EXPECT_THAT(args,
+ ElementsAre(VariantWith<NotifyMotionArgs>(
+ AllOf(WithSource(AINPUT_SOURCE_ROTARY_ENCODER),
+ WithMotionAction(AMOTION_EVENT_ACTION_SCROLL), WithScroll(0.5f)))));
+}
+
} // namespace android
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