From 93db57c12b4a5eff48bdd00c494efa5ec89567ad Mon Sep 17 00:00:00 2001
From: Jim Blandy <jimb@red-bean.com>
Date: Wed, 16 Jun 2021 14:42:20 -0700
Subject: [PATCH] [wgsl-in] Test validation of arrays with zero and negative
 lengths.

---
 tests/wgsl-errors.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/tests/wgsl-errors.rs b/tests/wgsl-errors.rs
index 8f3f9ad8f..a99cd96aa 100644
--- a/tests/wgsl-errors.rs
+++ b/tests/wgsl-errors.rs
@@ -606,6 +606,15 @@ fn invalid_arrays() {
             ..
         })
     }
+
+    check_validation_error! {
+        "type Bad = array<f32, 0>;",
+        "type Bad = array<f32, -1>;":
+        Err(naga::valid::ValidationError::Type {
+            error: naga::valid::TypeError::NonPositiveArrayLength(_),
+            ..
+        })
+    }
 }
 
 #[test]