diff --git a/libs/gui/tests/EndToEndNativeInputTest.cpp b/libs/gui/tests/EndToEndNativeInputTest.cpp
index d4b8dbe..b9ab803 100644
--- a/libs/gui/tests/EndToEndNativeInputTest.cpp
+++ b/libs/gui/tests/EndToEndNativeInputTest.cpp
@@ -168,8 +168,8 @@
         return std::make_unique<InputSurface>(surfaceControl, width, height);
     }
 
-    InputEvent *consumeEvent(int timeoutMs = 3000) {
-        waitForEventAvailable(timeoutMs);
+    InputEvent* consumeEvent(std::chrono::milliseconds timeout = 3000ms) {
+        mClientChannel->waitForMessage(timeout);
 
         InputEvent *ev;
         uint32_t seqId;
@@ -302,15 +302,6 @@
         t.apply(true);
     }
 
-private:
-    void waitForEventAvailable(int timeoutMs) {
-        struct pollfd fd;
-
-        fd.fd = mClientChannel->getFd();
-        fd.events = POLLIN;
-        poll(&fd, 1, timeoutMs);
-    }
-
 public:
     sp<SurfaceControl> mSurfaceControl;
     std::shared_ptr<InputChannel> mClientChannel;
@@ -615,7 +606,7 @@
 
     // A tap within the surface but outside the touchable region should not be sent to the surface.
     injectTap(20, 30);
-    EXPECT_EQ(surface->consumeEvent(200 /*timeoutMs*/), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/200ms), nullptr);
 
     injectTap(31, 52);
     surface->expectTap(20, 30);
@@ -981,12 +972,12 @@
     obscuringSurface->mInputInfo.ownerUid = gui::Uid{22222};
     obscuringSurface->showAt(100, 100);
     injectTap(101, 101);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 
     surface->requestFocus();
     surface->assertFocusChange(true);
     injectKey(AKEYCODE_V);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 TEST_F(InputSurfacesTest, strict_unobscured_input_partially_obscured_window) {
@@ -1002,12 +993,12 @@
 
     injectTap(101, 101);
 
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 
     surface->requestFocus();
     surface->assertFocusChange(true);
     injectKey(AKEYCODE_V);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 TEST_F(InputSurfacesTest, strict_unobscured_input_alpha_window) {
@@ -1024,12 +1015,12 @@
 
     injectTap(101, 101);
 
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 
     surface->requestFocus();
     surface->assertFocusChange(true);
     injectKey(AKEYCODE_V);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 TEST_F(InputSurfacesTest, strict_unobscured_input_cropped_window) {
@@ -1046,12 +1037,12 @@
 
     injectTap(111, 111);
 
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 
     surface->requestFocus();
     surface->assertFocusChange(true);
     injectKey(AKEYCODE_V);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 TEST_F(InputSurfacesTest, ignore_touch_region_with_zero_sized_blast) {
@@ -1076,12 +1067,12 @@
 
     injectTap(101, 101);
 
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 
     surface->requestFocus();
     surface->assertFocusChange(true);
     injectKey(AKEYCODE_V);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 TEST_F(InputSurfacesTest, layer_with_valid_crop_can_be_focused) {
@@ -1116,7 +1107,7 @@
 
     // Does not receive events outside its crop
     injectTap(26, 26);
-    EXPECT_EQ(containerSurface->consumeEvent(100), nullptr);
+    EXPECT_EQ(containerSurface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 /**
@@ -1141,7 +1132,7 @@
 
     // Does not receive events outside parent bounds
     injectTap(31, 31);
-    EXPECT_EQ(containerSurface->consumeEvent(100), nullptr);
+    EXPECT_EQ(containerSurface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 /**
@@ -1167,7 +1158,7 @@
     // Does not receive events outside crop layer bounds
     injectTap(21, 21);
     injectTap(71, 71);
-    EXPECT_EQ(containerSurface->consumeEvent(100), nullptr);
+    EXPECT_EQ(containerSurface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 TEST_F(InputSurfacesTest, child_container_with_no_input_channel_blocks_parent) {
@@ -1184,7 +1175,7 @@
             [&](auto &t, auto &sc) { t.reparent(sc, parent->mSurfaceControl); });
     injectTap(101, 101);
 
-    EXPECT_EQ(parent->consumeEvent(100), nullptr);
+    EXPECT_EQ(parent->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 class MultiDisplayTests : public InputSurfacesTest {
@@ -1233,7 +1224,7 @@
 
     // Touches should be dropped if the layer is on an invalid display.
     injectTapOnDisplay(101, 101, layerStack.id);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 
     // However, we still let the window be focused and receive keys.
     surface->requestFocus(layerStack.id);
@@ -1271,12 +1262,12 @@
 
     injectTapOnDisplay(101, 101, layerStack.id);
 
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 
     surface->requestFocus(layerStack.id);
     surface->assertFocusChange(true);
     injectKeyOnDisplay(AKEYCODE_V, layerStack.id);
-    EXPECT_EQ(surface->consumeEvent(100), nullptr);
+    EXPECT_EQ(surface->consumeEvent(/*timeout=*/100ms), nullptr);
 }
 
 TEST_F(MultiDisplayTests, dont_drop_input_for_secure_layer_on_secure_display) {