From f81c3c51c5cd275bff24f74f23e8b29d81673b21 Mon Sep 17 00:00:00 2001
From: Jim Blandy <jimb@red-bean.com>
Date: Fri, 22 Sep 2023 10:59:33 -0700
Subject: [PATCH] Add test case for #4167, marked as an expected failure.

---
 tests/tests/pipeline.rs | 36 ++++++++++++++++++++++++++++++++++++
 tests/tests/root.rs     |  1 +
 2 files changed, 37 insertions(+)
 create mode 100644 tests/tests/pipeline.rs

diff --git a/tests/tests/pipeline.rs b/tests/tests/pipeline.rs
new file mode 100644
index 00000000000..357207025a9
--- /dev/null
+++ b/tests/tests/pipeline.rs
@@ -0,0 +1,36 @@
+use wasm_bindgen_test::*;
+use wgpu_test::{fail, initialize_test, FailureCase, TestParameters};
+
+#[test]
+#[wasm_bindgen_test]
+fn pipeline_default_layout_bad_module() {
+    // Create an invalid shader and a compute pipeline using it with a
+    // default bindgroup layout, and then ask for its layout.
+    // Validation should fail but there should be not panic.
+    let parameters = TestParameters::default()
+        // https://github.com/gfx-rs/wgpu/issues/4167
+        .expect_fail(FailureCase::always());
+    initialize_test(parameters, |ctx| {
+        ctx.device.push_error_scope(wgpu::ErrorFilter::Validation);
+
+        fail(&ctx.device, || {
+            let module = ctx
+                .device
+                .create_shader_module(wgpu::ShaderModuleDescriptor {
+                    label: None,
+                    source: wgpu::ShaderSource::Wgsl("not valid wgsl".into()),
+                });
+
+            let pipeline = ctx
+                .device
+                .create_compute_pipeline(&wgpu::ComputePipelineDescriptor {
+                    label: Some("mandelbrot compute pipeline"),
+                    layout: None,
+                    module: &module,
+                    entry_point: "doesn't exist",
+                });
+
+            pipeline.get_bind_group_layout(0);
+        });
+    });
+}
diff --git a/tests/tests/root.rs b/tests/tests/root.rs
index b2695fd8275..ff910ef8770 100644
--- a/tests/tests/root.rs
+++ b/tests/tests/root.rs
@@ -19,6 +19,7 @@ mod external_texture;
 mod instance;
 mod occlusion_query;
 mod partially_bounded_arrays;
+mod pipeline;
 mod poll;
 mod query_set;
 mod queue_transfer;