skia2/tests/SkSLDSLErrorLineNumbers.cpp
Ethan Nicholas 24c1772ea4 Fixed an issue with DSL includes
It turned out that everywhere we were using or testing DSL code either
directly or indirectly imported big chunks of the SkSL library. These
imports turned out to be necessary; code written using just DSL.h would
fail with various template instantiation errors.

Change-Id: Iae72d15b0d6ef14614ac1a4ff08c36bc1876cd4d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/381638
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
2021-03-09 20:07:00 +00:00

127 lines
3.7 KiB
C++

/*
* Copyright 2021 Google LLC.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
/*****
* This class tests that errors are reported at the correct line numbers, so note that shifting the
* code up or down will break tests.
*****/
#include "include/private/SkSLIRNode.h"
#include "include/sksl/DSL.h"
#include "src/gpu/GrDirectContextPriv.h"
#include "src/gpu/GrGpu.h"
#include "src/sksl/SkSLIRGenerator.h"
#include "src/sksl/dsl/priv/DSLWriter.h"
#include "tests/Test.h"
#include <limits>
using namespace SkSL::dsl;
#if defined(__GNUC__) || defined(__clang__)
class ExpectErrorLineNumber : public ErrorHandler {
public:
ExpectErrorLineNumber(skiatest::Reporter* reporter, const char* msg, int line)
: fMsg(msg)
, fLine(line)
, fReporter(reporter) {
SetErrorHandler(this);
}
~ExpectErrorLineNumber() override {
REPORTER_ASSERT(fReporter, !fMsg);
SetErrorHandler(nullptr);
}
void handleError(const char* msg, PositionInfo* pos) override {
REPORTER_ASSERT(fReporter, !strcmp(msg, fMsg),
"Error mismatch: expected:\n%sbut received:\n%s", fMsg, msg);
REPORTER_ASSERT(fReporter, pos);
REPORTER_ASSERT(fReporter, pos->line() == fLine,
"Line number mismatch: expected %d, but received %d\n", fLine, pos->line());
fMsg = nullptr;
}
private:
const char* fMsg;
int fLine;
skiatest::Reporter* fReporter;
};
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLErrorLineNumbers, r, ctxInfo) {
Start(ctxInfo.directContext()->priv().getGpu()->shaderCompiler());
{
ExpectErrorLineNumber error(r,
"error: type mismatch: '+' cannot operate on 'float', 'bool'\n",
62);
DSLExpression x = (Float(1) + true);
}
{
Var a(kBool);
ExpectErrorLineNumber error(r,
"error: type mismatch: '=' cannot operate on 'bool', 'float'\n",
70);
DSLExpression x = (a = 5.0f);
}
{
Var a(Array(kInt, 5));
ExpectErrorLineNumber error(r,
"error: expected 'int', but found 'bool'\n",
78);
DSLExpression x = (a[true]);
}
{
Var a(Array(kInt, 5));
ExpectErrorLineNumber error(r,
"error: '++' cannot operate on 'int[5]'\n",
86);
DSLExpression x = ++a;
}
{
ExpectErrorLineNumber error(r,
"error: expected 'bool', but found 'int'\n",
93);
DSLStatement x = Do(Discard(), 5);
}
{
ExpectErrorLineNumber error(r,
"error: expected 'bool', but found 'int'\n",
100);
DSLStatement x = For(DSLStatement(), 5, DSLExpression(), DSLStatement());
}
{
ExpectErrorLineNumber error(r,
"error: expected 'bool', but found 'int'\n",
107);
DSLStatement x = If(5, Discard());
}
{
ExpectErrorLineNumber error(r,
"error: expected 'bool', but found 'int'\n",
114);
DSLStatement x = While(5, Discard());
}
{
ExpectErrorLineNumber error(r,
"error: no match for abs(bool)\n",
121);
DSLStatement x = Abs(true);
}
End();
}
#endif // defined(__GNUC__) || defined(__clang__)