it: test cursor-shape protocol

src/it/test_ifs/test_cursor_shape_device.rs

@@ -0,0 +1,38 @@
+use {
+    crate::{
+        it::{test_error::TestResult, test_object::TestObject, test_transport::TestTransport},
+        wire::{wp_cursor_shape_device_v1::*, WpCursorShapeDeviceV1Id},
+    },
+    std::{cell::Cell, rc::Rc},
+};
+
+pub struct TestCursorShapeDevice {
+    pub id: WpCursorShapeDeviceV1Id,
+    pub tran: Rc<TestTransport>,
+    pub destroyed: Cell<bool>,
+}
+
+impl TestCursorShapeDevice {
+    #[allow(dead_code)]
+    pub fn destroy(&self) -> TestResult {
+        if !self.destroyed.replace(true) {
+            self.tran.send(Destroy { self_id: self.id })?;
+        }
+        Ok(())
+    }
+
+    pub fn set_shape(&self, serial: u32, shape: u32) -> TestResult {
+        self.tran.send(SetShape {
+            self_id: self.id,
+            serial,
+            shape,
+        })?;
+        Ok(())
+    }
+}
+
+test_object! {
+    TestCursorShapeDevice, WpCursorShapeDeviceV1;
+}
+
+impl TestObject for TestCursorShapeDevice {}