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Tests/Editor/ShaderCompileTest.cs

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+using NUnit.Framework;
+using UnityEditor;
+using UnityEngine;
+using System.Collections.Generic;
+using System.Reflection;
+using UnityEngine.TestTools;
+
+namespace Unity.Rendering.ToonShader.Tests {
+    public class ShaderCompileTest
+    {
+        
+        [Test]
+        public void CompileLegacyToonShadersDefault() {
+            string[] guids      = AssetDatabase.FindAssets("t:Shader", new[] { LEGACY_SHADERS_PATH});
+            int      numShaders = guids.Length;
+            Assert.Greater(numShaders,0);
+            bool shaderHasError = false;
+            for (int i=0;i<numShaders && !shaderHasError;++i) {
+                string curAssetPath = AssetDatabase.GUIDToAssetPath(guids[i]);
+                Shader shader = AssetDatabase.LoadAssetAtPath<Shader>(curAssetPath);
+                AssetDatabase.ImportAsset(curAssetPath); //Recompile the shader to make sure there are no compile errors
+
+                Assert.True(shader.isSupported);     
+                shaderHasError = ShaderUtil.ShaderHasError(shader);
+                Assert.False(shaderHasError);             
+                
+            }
+        }
+
+//---------------------------------------------------------------------------------------------------------------------
+        [Test]        
+        [UnityPlatform(RuntimePlatform.WindowsEditor)]
+        public void CompileLegacyToonShadersWithRTHS() { //RaytracedHardShadow
+            string[] guids      = AssetDatabase.FindAssets("t:Shader", new[] {LEGACY_SHADERS_PATH});
+            int      numShaders = guids.Length;
+            Assert.Greater(numShaders,0);
+
+            List<Material> materials = new List<Material>();
+
+            //Try to compile shader manually
+            System.Type t = typeof(ShaderUtil);
+            MethodInfo dynMethod = t.GetMethod("OpenCompiledShader", BindingFlags.NonPublic | BindingFlags.Static);
+            Assert.NotNull(dynMethod);
+            if (null == dynMethod)
+                return;
+
+            int defaultMask = (1 << System.Enum.GetNames(typeof(UnityEditor.Rendering.ShaderCompilerPlatform)).Length - 1);
+            bool shaderHasError = false;
+
+            for (int i=0;i<numShaders && !shaderHasError;++i) {
+                string curAssetPath = AssetDatabase.GUIDToAssetPath(guids[i]);
+                Shader shader = AssetDatabase.LoadAssetAtPath<Shader>(curAssetPath);
+                AssetDatabase.ImportAsset(curAssetPath); //Recompile the shader to make sure there are no compile errors
+                Assert.True(shader.isSupported);
+
+                Material mat = new Material(shader);
+                mat.EnableKeyword("UTS_USE_RAYTRACING_SHADOW");
+                materials.Add(mat);
+                const bool INCLUDE_ALL_VARIANTS = false;
+                dynMethod.Invoke(null, new object[] { shader, 1, defaultMask, INCLUDE_ALL_VARIANTS});
+
+                shaderHasError = ShaderUtil.ShaderHasError(shader);
+                Assert.False(shaderHasError);             
+
+            }
+
+            Shader.WarmupAllShaders();
+            int numMaterials = materials.Count;
+            for (int i=0;i<numMaterials;++i) {
+                Object.DestroyImmediate(materials[i]);
+            }
+
+        }
+        
+//---------------------------------------------------------------------------------------------------------------------
+
+        private const string LEGACY_SHADERS_PATH = "Packages/com.unity.toonshader/Runtime/Legacy/Shaders";
+
+    }
+} //end namespace