input/evdev: test for XI_TRACKBALL labelling

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

2 files changed, 83 insertions, 0 deletions

diff --git a/recordings/mice/Logitech-USB-Trackball.desc b/recordings/mice/Logitech-USB-Trackball.desc
new file mode 100644
index 0000000..eeae44d
--- /dev/null
+++ b/recordings/mice/Logitech-USB-Trackball.desc
@@ -0,0 +1,42 @@
+# standard USB mouse
+# Input driver version is 1.0.1
+# Input device ID: bus 0x3 vendor 0x46d product 0xc408 version 0x110
+# Input device name: "Logitech USB Trackball"
+# Supported events:
+#   Event type 0 (EV_SYN)
+#   Event type 1 (EV_KEY)
+#     Event code 272 (BTN_LEFT)
+#     Event code 273 (BTN_RIGHT)
+#     Event code 274 (BTN_MIDDLE)
+#     Event code 275 (BTN_SIDE)
+#     Event code 276 (BTN_EXTRA)
+#   Event type 2 (EV_REL)
+#     Event code 0 (REL_X)
+#     Event code 1 (REL_Y)
+#   Event type 4 (EV_MSC)
+#     Event code 4 (MSC_SCAN)
+#
+N: Logitech USB Trackball
+I: 0003 046d c408 0110
+P: 00 00 00 00 00 00 00 00
+B: 00 17 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 1f 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 01 00 00 00 00 00 00 00 00
+B: 02 03 00 00 00 00 00 00 00
+B: 03 00 00 00 00 00 00 00 00
+B: 04 10 00 00 00 00 00 00 00
+B: 05 00 00 00 00 00 00 00 00
+B: 11 00 00 00 00 00 00 00 00
+B: 12 00 00 00 00 00 00 00 00
+B: 15 00 00 00 00 00 00 00 00
+B: 15 00 00 00 00 00 00 00 00
diff --git a/tests/input/evdev.cpp b/tests/input/evdev.cpp
index 816274e..b9d242c 100644
--- a/tests/input/evdev.cpp
+++ b/tests/input/evdev.cpp
@@ -837,6 +837,47 @@ INSTANTIATE_TEST_CASE_P(, EvdevInvalidButtonMappingTest,
                         ::testing::Values(" ", "a", "64", "1 2 ", "-1",
                                           "1 a", "1 55", "1 -2"));
 
+class EvdevTrackballTest : public EvdevMouseTest {
+    virtual void SetUp() {
+        SetDevice("mice/Logitech-USB-Trackball.desc");
+        XITServerInputTest::SetUp();
+    }
+
+    virtual void SetUpConfigAndLog() {
+        config.AddDefaultScreenWithDriver();
+        config.AddInputSection("evdev", "Logitech USB Trackball",
+                               "Option \"Floating\" \"on\"\n"
+                               "Option \"GrabDevice\" \"on\""
+                               "Option \"TypeName\" \"TRACKBALL\""
+                               "Option \"Device\" \"" + dev->GetDeviceNode() + "\"");
+        config.WriteConfig();
+    }
+};
+
+TEST_F(EvdevTrackballTest, TypeIsXI_TRACKBALL)
+{
+    XORG_TESTCASE("A trackball should be of type XI_TRACKBALL.\n"
+                  "https://bugs.freedesktop.org/show_bug.cgi?id=55867");
+
+    ::Display *dpy = Display();
+
+    Atom trackball_prop = XInternAtom(dpy, XI_TRACKBALL, True);
+    ASSERT_NE(trackball_prop, (Atom)None);
+
+    int ndevices;
+    XDeviceInfo *info = XListInputDevices(dpy, &ndevices);
+
+    for (int i = 0; i < ndevices; i++) {
+        XDeviceInfo *di = &info[i];
+        if (strcmp(di->name, "Logitech USB Trackball") == 0) {
+            ASSERT_EQ(di->type, trackball_prop);
+            return;
+        }
+    }
+
+    FAIL() << "Failed to find device";
+}
+
 class EvdevJoystickTest : public EvdevMouseTest {
     virtual void SetUp() {
         SetDevice("joysticks/Sony-PLAYSTATION(R)3-Controller.desc");