Sampler Tests

tests/Cargo.toml

@@ -27,6 +27,7 @@ webgl = ["wgpu/webgl"]
 [dependencies]
 anyhow.workspace = true
 arrayvec.workspace = true
+approx.workspace = true
 bitflags.workspace = true
 bytemuck.workspace = true
 cfg-if.workspace = true

tests/src/lib.rs

@@ -83,6 +83,16 @@ pub fn fail_if<T>(
     }
 }
 
+/// Returns true if the provided callback fails validation.
+pub fn did_fail<T>(device: &wgpu::Device, callback: impl FnOnce() -> T) -> (bool, T) {
+    device.push_error_scope(wgpu::ErrorFilter::Validation);
+    let result = callback();
+    let validation_error = pollster::block_on(device.pop_error_scope());
+    let failed = validation_error.is_some();
+
+    (failed, result)
+}
+
 /// Adds the necissary main function for our gpu test harness.
 #[macro_export]
 macro_rules! gpu_test_main {

tests/tests/root.rs

@@ -41,6 +41,7 @@ mod ray_tracing;
 mod render_pass_ownership;
 mod resource_descriptor_accessor;
 mod resource_error;
+mod samplers;
 mod scissor_tests;
 mod shader;
 mod shader_primitive_index;