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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkSLCompiler.h"
#include "Test.h"
#if SK_SUPPORT_GPU
static void test_failure(skiatest::Reporter* r, const char* src, const char* error) {
SkSL::Compiler compiler;
SkSL::Program::Settings settings;
sk_sp<GrShaderCaps> caps = SkSL::ShaderCapsFactory::Default();
settings.fCaps = caps.get();
std::unique_ptr<SkSL::Program> program = compiler.convertProgram(SkSL::Program::kFragment_Kind,
SkSL::String(src), settings);
if (program) {
SkSL::String ignored;
compiler.toSPIRV(*program, &ignored);
}
SkSL::String skError(error);
if (compiler.errorText() != skError) {
SkDebugf("SKSL ERROR:\n source: %s\n expected: %s received: %s", src, error,
compiler.errorText().c_str());
}
REPORTER_ASSERT(r, compiler.errorText() == skError);
}
DEF_TEST(SkSLBadOffset, r) {
test_failure(r,
"struct Bad { layout (offset = 5) int x; } bad; void main() { bad.x = 5; "
"sk_FragColor.r = float(bad.x); }",
"error: 1: offset of field 'x' must be a multiple of 4\n1 error\n");
test_failure(r,
"struct Bad { int x; layout (offset = 0) int y; } bad; void main() { bad.x = 5; "
"sk_FragColor.r = float(bad.x); }",
"error: 1: offset of field 'y' must be at least 4\n1 error\n");
}
#endif
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