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skia2/tests/SkSLDSLTest.cpp
Ethan Nicholas daceb79b3a SkSL DSL break / continue / discard 
Change-Id: Ifa5fa8bd80ffc48408f133f96951f8a74d572751
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/366959
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
Auto-Submit: Ethan Nicholas <ethannicholas@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
2021-02-05 20:54:37 +00:00

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/*
* Copyright 2020 Google LLC
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/gpu/GrDirectContextPriv.h"
#include "src/gpu/GrGpu.h"
#include "src/sksl/SkSLIRGenerator.h"
#include "src/sksl/dsl/DSL.h"
#include "src/sksl/dsl/priv/DSLWriter.h"
#include "src/sksl/ir/SkSLIRNode.h"
#include "tests/Test.h"
#include <limits>
using namespace SkSL::dsl;
class AutoDSLContext {
public:
AutoDSLContext(GrGpu* gpu) {
Start(gpu->shaderCompiler());
DSLWriter::Instance().fMangle = false;
}
~AutoDSLContext() {
End();
}
};
class ExpectError : public ErrorHandler {
public:
ExpectError(skiatest::Reporter* reporter, const char* msg)
: fMsg(msg)
, fReporter(reporter) {
SetErrorHandler(this);
}
~ExpectError() override {
REPORTER_ASSERT(fReporter, !fMsg);
SetErrorHandler(nullptr);
}
void handleError(const char* msg) override {
REPORTER_ASSERT(fReporter, !strcmp(msg, fMsg),
"Error mismatch: expected:\n%sbut received:\n%s", fMsg, msg);
fMsg = nullptr;
}
private:
const char* fMsg;
skiatest::Reporter* fReporter;
};
static bool whitespace_insensitive_compare(const char* a, const char* b) {
for (;;) {
while (isspace(*a)) {
++a;
}
while (isspace(*b)) {
++b;
}
if (*a != *b) {
return false;
}
if (*a == 0) {
return true;
}
++a;
++b;
}
}
static bool whitespace_insensitive_compare(DSLStatement& stmt, const char* description) {
return whitespace_insensitive_compare(stmt.release()->description().c_str(), description);
}
static bool whitespace_insensitive_compare(SkSL::IRNode& node, const char* description) {
return whitespace_insensitive_compare(node.description().c_str(), description);
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLStartup, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Expression e1 = 1;
REPORTER_ASSERT(r, e1.release()->description() == "1");
Expression e2 = 1.0;
REPORTER_ASSERT(r, e2.release()->description() == "1.0");
Expression e3 = true;
REPORTER_ASSERT(r, e3.release()->description() == "true");
Var a(kInt, "a");
Expression e4 = a;
REPORTER_ASSERT(r, e4.release()->description() == "a");
REPORTER_ASSERT(r, whitespace_insensitive_compare("", ""));
REPORTER_ASSERT(r, !whitespace_insensitive_compare("", "a"));
REPORTER_ASSERT(r, !whitespace_insensitive_compare("a", ""));
REPORTER_ASSERT(r, whitespace_insensitive_compare("a", "a"));
REPORTER_ASSERT(r, whitespace_insensitive_compare("abc", "abc"));
REPORTER_ASSERT(r, whitespace_insensitive_compare("abc", " abc "));
REPORTER_ASSERT(r, whitespace_insensitive_compare("a b c ", "\n\n\nabc"));
REPORTER_ASSERT(r, !whitespace_insensitive_compare("a b c d", "\n\n\nabc"));
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLFloat, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Expression e1 = Float(std::numeric_limits<float>::max());
REPORTER_ASSERT(r, atof(e1.release()->description().c_str()) ==
std::numeric_limits<float>::max());
Expression e2 = Float(std::numeric_limits<float>::min());
REPORTER_ASSERT(r, atof(e2.release()->description().c_str()) ==
std::numeric_limits<float>::min());
Expression e3 = Float2(0);
REPORTER_ASSERT(r, e3.release()->description() == "float2(0.0)");
Expression e4 = Float2(-0.5, 1);
REPORTER_ASSERT(r, e4.release()->description() == "float2(-0.5, 1.0)");
Expression e5 = Float3(0.75);
REPORTER_ASSERT(r, e5.release()->description() == "float3(0.75)");
Expression e6 = Float3(Float2(0, 1), -2);
REPORTER_ASSERT(r, e6.release()->description() == "float3(float2(0.0, 1.0), -2.0)");
Expression e7 = Float3(0, 1, 2);
REPORTER_ASSERT(r, e7.release()->description() == "float3(0.0, 1.0, 2.0)");
Expression e8 = Float4(0);
REPORTER_ASSERT(r, e8.release()->description() == "float4(0.0)");
Expression e9 = Float4(Float2(0, 1), Float2(2, 3));
REPORTER_ASSERT(r, e9.release()->description() == "float4(float2(0.0, 1.0), float2(2.0, 3.0))");
Expression e10 = Float4(0, 1, Float2(2, 3));
REPORTER_ASSERT(r, e10.release()->description() == "float4(0.0, 1.0, float2(2.0, 3.0))");
Expression e11 = Float4(0, 1, 2, 3);
REPORTER_ASSERT(r, e11.release()->description() == "float4(0.0, 1.0, 2.0, 3.0)");
{
ExpectError error(r, "error: floating point value is infinite\n");
Float(std::numeric_limits<float>::infinity()).release();
}
{
ExpectError error(r, "error: floating point value is NaN\n");
Float(std::numeric_limits<float>::quiet_NaN()).release();
}
{
ExpectError error(r, "error: invalid arguments to 'float2' constructor (expected 2 scalars,"
" but found 4)\n");
Float2(Float4(1)).release();
}
{
ExpectError error(r, "error: invalid arguments to 'float4' constructor (expected 4 scalars,"
" but found 3)\n");
Float4(Float3(1)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLHalf, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Expression e1 = Half(std::numeric_limits<float>::max());
REPORTER_ASSERT(r, atof(e1.release()->description().c_str()) ==
std::numeric_limits<float>::max());
Expression e2 = Half(std::numeric_limits<float>::min());
REPORTER_ASSERT(r, atof(e2.release()->description().c_str()) ==
std::numeric_limits<float>::min());
Expression e3 = Half2(0);
REPORTER_ASSERT(r, e3.release()->description() == "half2(0.0)");
Expression e4 = Half2(-0.5, 1);
REPORTER_ASSERT(r, e4.release()->description() == "half2(-0.5, 1.0)");
Expression e5 = Half3(0.75);
REPORTER_ASSERT(r, e5.release()->description() == "half3(0.75)");
Expression e6 = Half3(Half2(0, 1), -2);
REPORTER_ASSERT(r, e6.release()->description() == "half3(half2(0.0, 1.0), -2.0)");
Expression e7 = Half3(0, 1, 2);
REPORTER_ASSERT(r, e7.release()->description() == "half3(0.0, 1.0, 2.0)");
Expression e8 = Half4(0);
REPORTER_ASSERT(r, e8.release()->description() == "half4(0.0)");
Expression e9 = Half4(Half2(0, 1), Half2(2, 3));
REPORTER_ASSERT(r, e9.release()->description() == "half4(half2(0.0, 1.0), half2(2.0, 3.0))");
Expression e10 = Half4(0, 1, Half2(2, 3));
REPORTER_ASSERT(r, e10.release()->description() == "half4(0.0, 1.0, half2(2.0, 3.0))");
Expression e11 = Half4(0, 1, 2, 3);
REPORTER_ASSERT(r, e11.release()->description() == "half4(0.0, 1.0, 2.0, 3.0)");
{
ExpectError error(r, "error: floating point value is infinite\n");
Half(std::numeric_limits<float>::infinity()).release();
}
{
ExpectError error(r, "error: floating point value is NaN\n");
Half(std::numeric_limits<float>::quiet_NaN()).release();
}
{
ExpectError error(r, "error: invalid arguments to 'half2' constructor (expected 2 scalars,"
" but found 4)\n");
Half2(Half4(1)).release();
}
{
ExpectError error(r, "error: invalid arguments to 'half4' constructor (expected 4 scalars,"
" but found 3)\n");
Half4(Half3(1)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLInt, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Expression e1 = Int(std::numeric_limits<int32_t>::max());
REPORTER_ASSERT(r, e1.release()->description() == "2147483647");
Expression e2 = Int2(std::numeric_limits<int32_t>::min());
REPORTER_ASSERT(r, e2.release()->description() == "int2(-2147483648)");
Expression e3 = Int2(0, 1);
REPORTER_ASSERT(r, e3.release()->description() == "int2(0, 1)");
Expression e4 = Int3(0);
REPORTER_ASSERT(r, e4.release()->description() == "int3(0)");
Expression e5 = Int3(Int2(0, 1), -2);
REPORTER_ASSERT(r, e5.release()->description() == "int3(int2(0, 1), -2)");
Expression e6 = Int3(0, 1, 2);
REPORTER_ASSERT(r, e6.release()->description() == "int3(0, 1, 2)");
Expression e7 = Int4(0);
REPORTER_ASSERT(r, e7.release()->description() == "int4(0)");
Expression e8 = Int4(Int2(0, 1), Int2(2, 3));
REPORTER_ASSERT(r, e8.release()->description() == "int4(int2(0, 1), int2(2, 3))");
Expression e9 = Int4(0, 1, Int2(2, 3));
REPORTER_ASSERT(r, e9.release()->description() == "int4(0, 1, int2(2, 3))");
Expression e10 = Int4(0, 1, 2, 3);
REPORTER_ASSERT(r, e10.release()->description() == "int4(0, 1, 2, 3)");
{
ExpectError error(r, "error: invalid arguments to 'int2' constructor (expected 2 scalars,"
" but found 4)\n");
Int2(Int4(1)).release();
}
{
ExpectError error(r, "error: invalid arguments to 'int4' constructor (expected 4 scalars,"
" but found 3)\n");
Int4(Int3(1)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLShort, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Expression e1 = Short(std::numeric_limits<int16_t>::max());
REPORTER_ASSERT(r, e1.release()->description() == "32767");
Expression e2 = Short2(std::numeric_limits<int16_t>::min());
REPORTER_ASSERT(r, e2.release()->description() == "short2(-32768)");
Expression e3 = Short2(0, 1);
REPORTER_ASSERT(r, e3.release()->description() == "short2(0, 1)");
Expression e4 = Short3(0);
REPORTER_ASSERT(r, e4.release()->description() == "short3(0)");
Expression e5 = Short3(Short2(0, 1), -2);
REPORTER_ASSERT(r, e5.release()->description() == "short3(short2(0, 1), -2)");
Expression e6 = Short3(0, 1, 2);
REPORTER_ASSERT(r, e6.release()->description() == "short3(0, 1, 2)");
Expression e7 = Short4(0);
REPORTER_ASSERT(r, e7.release()->description() == "short4(0)");
Expression e8 = Short4(Short2(0, 1), Short2(2, 3));
REPORTER_ASSERT(r, e8.release()->description() == "short4(short2(0, 1), short2(2, 3))");
Expression e9 = Short4(0, 1, Short2(2, 3));
REPORTER_ASSERT(r, e9.release()->description() == "short4(0, 1, short2(2, 3))");
Expression e10 = Short4(0, 1, 2, 3);
REPORTER_ASSERT(r, e10.release()->description() == "short4(0, 1, 2, 3)");
{
ExpectError error(r, "error: invalid arguments to 'short2' constructor (expected 2 scalars,"
" but found 4)\n");
Short2(Short4(1)).release();
}
{
ExpectError error(r, "error: invalid arguments to 'short4' constructor (expected 4 scalars,"
" but found 3)\n");
Short4(Short3(1)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBool, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Expression e1 = Bool2(false);
REPORTER_ASSERT(r, e1.release()->description() == "bool2(false)");
Expression e2 = Bool2(false, true);
REPORTER_ASSERT(r, e2.release()->description() == "bool2(false, true)");
Expression e3 = Bool3(false);
REPORTER_ASSERT(r, e3.release()->description() == "bool3(false)");
Expression e4 = Bool3(Bool2(false, true), false);
REPORTER_ASSERT(r, e4.release()->description() == "bool3(bool2(false, true), false)");
Expression e5 = Bool3(false, true, false);
REPORTER_ASSERT(r, e5.release()->description() == "bool3(false, true, false)");
Expression e6 = Bool4(false);
REPORTER_ASSERT(r, e6.release()->description() == "bool4(false)");
Expression e7 = Bool4(Bool2(false, true), Bool2(false, true));
REPORTER_ASSERT(r, e7.release()->description() == "bool4(bool2(false, true), "
"bool2(false, true))");
Expression e8 = Bool4(false, true, Bool2(false, true));
REPORTER_ASSERT(r, e8.release()->description() == "bool4(false, true, bool2(false, true))");
Expression e9 = Bool4(false, true, false, true);
REPORTER_ASSERT(r, e9.release()->description() == "bool4(false, true, false, true)");
{
ExpectError error(r, "error: invalid arguments to 'bool2' constructor (expected 2 scalars,"
" but found 4)\n");
Bool2(Bool4(true)).release();
}
{
ExpectError error(r, "error: invalid arguments to 'bool4' constructor (expected 4 scalars,"
" but found 3)\n");
Bool4(Bool3(true)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLPlus, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kFloat, "a"), b(kFloat, "b");
Expression e1 = a + b;
REPORTER_ASSERT(r, e1.release()->description() == "(a + b)");
Expression e2 = a + 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a + 1.0)");
Expression e3 = 0.5 + a + -99;
REPORTER_ASSERT(r, e3.release()->description() == "((0.5 + a) + -99.0)");
Expression e4 = a += b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a += (b + 1.0))");
{
ExpectError error(r, "error: type mismatch: '+' cannot operate on 'bool2', 'float'\n");
(Bool2(true) + a).release();
}
{
ExpectError error(r, "error: type mismatch: '+=' cannot operate on 'float', 'bool2'\n");
(a += Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1.0 += a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLMinus, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a - b;
REPORTER_ASSERT(r, e1.release()->description() == "(a - b)");
Expression e2 = a - 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a - 1)");
Expression e3 = 2 - a - b;
REPORTER_ASSERT(r, e3.release()->description() == "((2 - a) - b)");
Expression e4 = a -= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a -= (b + 1))");
{
ExpectError error(r, "error: type mismatch: '-' cannot operate on 'bool2', 'int'\n");
(Bool2(true) - a).release();
}
{
ExpectError error(r, "error: type mismatch: '-=' cannot operate on 'int', 'bool2'\n");
(a -= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1.0 -= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLMultiply, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kFloat, "a"), b(kFloat, "b");
Expression e1 = a * b;
REPORTER_ASSERT(r, e1.release()->description() == "(a * b)");
Expression e2 = a * 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a * 1.0)");
Expression e3 = 0.5 * a * -99;
REPORTER_ASSERT(r, e3.release()->description() == "((0.5 * a) * -99.0)");
Expression e4 = a *= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a *= (b + 1.0))");
{
ExpectError error(r, "error: type mismatch: '*' cannot operate on 'bool2', 'float'\n");
(Bool2(true) * a).release();
}
{
ExpectError error(r, "error: type mismatch: '*=' cannot operate on 'float', 'bool2'\n");
(a *= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1.0 *= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDivide, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kFloat, "a"), b(kFloat, "b");
Expression e1 = a / b;
REPORTER_ASSERT(r, e1.release()->description() == "(a / b)");
Expression e2 = a / 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a / 1.0)");
Expression e3 = 0.5 / a / -99;
REPORTER_ASSERT(r, e3.release()->description() == "((0.5 / a) / -99.0)");
Expression e4 = b / (a - 1);
REPORTER_ASSERT(r, e4.release()->description() == "(b / (a - 1.0))");
Expression e5 = a /= b + 1;
REPORTER_ASSERT(r, e5.release()->description() == "(a /= (b + 1.0))");
{
ExpectError error(r, "error: type mismatch: '/' cannot operate on 'bool2', 'float'\n");
(Bool2(true) / a).release();
}
{
ExpectError error(r, "error: type mismatch: '/=' cannot operate on 'float', 'bool2'\n");
(a /= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1.0 /= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLMod, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a % b;
REPORTER_ASSERT(r, e1.release()->description() == "(a % b)");
Expression e2 = a % 2;
REPORTER_ASSERT(r, e2.release()->description() == "(a % 2)");
Expression e3 = 10 % a % -99;
REPORTER_ASSERT(r, e3.release()->description() == "((10 % a) % -99)");
Expression e4 = a %= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a %= (b + 1))");
{
ExpectError error(r, "error: type mismatch: '%' cannot operate on 'bool2', 'int'\n");
(Bool2(true) % a).release();
}
{
ExpectError error(r, "error: type mismatch: '%=' cannot operate on 'int', 'bool2'\n");
(a %= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1 %= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLShl, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a << b;
REPORTER_ASSERT(r, e1.release()->description() == "(a << b)");
Expression e2 = a << 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a << 1)");
Expression e3 = 1 << a << 2;
REPORTER_ASSERT(r, e3.release()->description() == "((1 << a) << 2)");
Expression e4 = a <<= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a <<= (b + 1))");
{
ExpectError error(r, "error: type mismatch: '<<' cannot operate on 'bool2', 'int'\n");
(Bool2(true) << a).release();
}
{
ExpectError error(r, "error: type mismatch: '<<=' cannot operate on 'int', 'bool2'\n");
(a <<= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1 <<= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLShr, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a >> b;
REPORTER_ASSERT(r, e1.release()->description() == "(a >> b)");
Expression e2 = a >> 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a >> 1)");
Expression e3 = 1 >> a >> 2;
REPORTER_ASSERT(r, e3.release()->description() == "((1 >> a) >> 2)");
Expression e4 = a >>= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a >>= (b + 1))");
{
ExpectError error(r, "error: type mismatch: '>>' cannot operate on 'bool2', 'int'\n");
(Bool2(true) >> a).release();
}
{
ExpectError error(r, "error: type mismatch: '>>=' cannot operate on 'int', 'bool2'\n");
(a >>= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1 >>= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseAnd, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a & b;
REPORTER_ASSERT(r, e1.release()->description() == "(a & b)");
Expression e2 = a & 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a & 1)");
Expression e3 = 1 & a & 2;
REPORTER_ASSERT(r, e3.release()->description() == "((1 & a) & 2)");
Expression e4 = a &= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a &= (b + 1))");
{
ExpectError error(r, "error: type mismatch: '&' cannot operate on 'bool2', 'int'\n");
(Bool2(true) & a).release();
}
{
ExpectError error(r, "error: type mismatch: '&=' cannot operate on 'int', 'bool2'\n");
(a &= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1 &= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseOr, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a | b;
REPORTER_ASSERT(r, e1.release()->description() == "(a | b)");
Expression e2 = a | 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a | 1)");
Expression e3 = 1 | a | 2;
REPORTER_ASSERT(r, e3.release()->description() == "((1 | a) | 2)");
Expression e4 = a |= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a |= (b + 1))");
{
ExpectError error(r, "error: type mismatch: '|' cannot operate on 'bool2', 'int'\n");
(Bool2(true) | a).release();
}
{
ExpectError error(r, "error: type mismatch: '|=' cannot operate on 'int', 'bool2'\n");
(a |= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1 |= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseXor, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a ^ b;
REPORTER_ASSERT(r, e1.release()->description() == "(a ^ b)");
Expression e2 = a ^ 1;
REPORTER_ASSERT(r, e2.release()->description() == "(a ^ 1)");
Expression e3 = 1 ^ a ^ 2;
REPORTER_ASSERT(r, e3.release()->description() == "((1 ^ a) ^ 2)");
Expression e4 = a ^= b + 1;
REPORTER_ASSERT(r, e4.release()->description() == "(a ^= (b + 1))");
{
ExpectError error(r, "error: type mismatch: '^' cannot operate on 'bool2', 'int'\n");
(Bool2(true) ^ a).release();
}
{
ExpectError error(r, "error: type mismatch: '^=' cannot operate on 'int', 'bool2'\n");
(a ^= Bool2(true)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(1 ^= a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLogicalAnd, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kBool, "a"), b(kBool, "b");
Expression e1 = a && b;
REPORTER_ASSERT(r, e1.release()->description() == "(a && b)");
Expression e2 = a && true && b;
REPORTER_ASSERT(r, e2.release()->description() == "(a && b)");
Expression e3 = a && false && b;
REPORTER_ASSERT(r, e3.release()->description() == "false");
{
ExpectError error(r, "error: type mismatch: '&&' cannot operate on 'bool', 'int'\n");
(a && 5).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLogicalOr, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kBool, "a"), b(kBool, "b");
Expression e1 = a || b;
REPORTER_ASSERT(r, e1.release()->description() == "(a || b)");
Expression e2 = a || true || b;
REPORTER_ASSERT(r, e2.release()->description() == "true");
Expression e3 = a || false || b;
REPORTER_ASSERT(r, e3.release()->description() == "(a || b)");
{
ExpectError error(r, "error: type mismatch: '||' cannot operate on 'bool', 'int'\n");
(a || 5).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLComma, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = (a += b, b);
REPORTER_ASSERT(r, e1.release()->description() == "((a += b) , b)");
Expression e2 = (a += b, b += b, Int2(a));
REPORTER_ASSERT(r, e2.release()->description() == "(((a += b) , (b += b)) , int2(a))");
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLEqual, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a == b;
REPORTER_ASSERT(r, e1.release()->description() == "(a == b)");
Expression e2 = a == 5;
REPORTER_ASSERT(r, e2.release()->description() == "(a == 5)");
{
ExpectError error(r, "error: type mismatch: '==' cannot operate on 'int', 'bool2'\n");
(a == Bool2(true)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLNotEqual, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a != b;
REPORTER_ASSERT(r, e1.release()->description() == "(a != b)");
Expression e2 = a != 5;
REPORTER_ASSERT(r, e2.release()->description() == "(a != 5)");
{
ExpectError error(r, "error: type mismatch: '!=' cannot operate on 'int', 'bool2'\n");
(a != Bool2(true)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLGreaterThan, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a > b;
REPORTER_ASSERT(r, e1.release()->description() == "(a > b)");
Expression e2 = a > 5;
REPORTER_ASSERT(r, e2.release()->description() == "(a > 5)");
{
ExpectError error(r, "error: type mismatch: '>' cannot operate on 'int', 'bool2'\n");
(a > Bool2(true)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLGreaterThanOrEqual, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a >= b;
REPORTER_ASSERT(r, e1.release()->description() == "(a >= b)");
Expression e2 = a >= 5;
REPORTER_ASSERT(r, e2.release()->description() == "(a >= 5)");
{
ExpectError error(r, "error: type mismatch: '>=' cannot operate on 'int', 'bool2'\n");
(a >= Bool2(true)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLessThan, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a < b;
REPORTER_ASSERT(r, e1.release()->description() == "(a < b)");
Expression e2 = a < 5;
REPORTER_ASSERT(r, e2.release()->description() == "(a < 5)");
{
ExpectError error(r, "error: type mismatch: '<' cannot operate on 'int', 'bool2'\n");
(a < Bool2(true)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLessThanOrEqual, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = a <= b;
REPORTER_ASSERT(r, e1.release()->description() == "(a <= b)");
Expression e2 = a <= 5;
REPORTER_ASSERT(r, e2.release()->description() == "(a <= 5)");
{
ExpectError error(r, "error: type mismatch: '<=' cannot operate on 'int', 'bool2'\n");
(a <= Bool2(true)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLLogicalNot, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kInt, "b");
Expression e1 = !(a <= b);
REPORTER_ASSERT(r, e1.release()->description() == "!(a <= b)");
{
ExpectError error(r, "error: '!' cannot operate on 'int'\n");
(!a).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBitwiseNot, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kBool, "b");
Expression e1 = ~a;
REPORTER_ASSERT(r, e1.release()->description() == "~a");
{
ExpectError error(r, "error: '~' cannot operate on 'bool'\n");
(~b).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLIncrement, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kBool, "b");
Expression e1 = ++a;
REPORTER_ASSERT(r, e1.release()->description() == "++a");
Expression e2 = a++;
REPORTER_ASSERT(r, e2.release()->description() == "a++");
{
ExpectError error(r, "error: '++' cannot operate on 'bool'\n");
(++b).release();
}
{
ExpectError error(r, "error: '++' cannot operate on 'bool'\n");
(b++).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(++(a + 1)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
((a + 1)++).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDecrement, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a"), b(kBool, "b");
Expression e1 = --a;
REPORTER_ASSERT(r, e1.release()->description() == "--a");
Expression e2 = a--;
REPORTER_ASSERT(r, e2.release()->description() == "a--");
{
ExpectError error(r, "error: '--' cannot operate on 'bool'\n");
(--b).release();
}
{
ExpectError error(r, "error: '--' cannot operate on 'bool'\n");
(b--).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
(--(a + 1)).release();
}
{
ExpectError error(r, "error: cannot assign to this expression\n");
((a + 1)--).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBlock, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Statement x = Block();
REPORTER_ASSERT(r, whitespace_insensitive_compare(x, "{ }"));
Var a(kInt, "a"), b(kInt, "b");
Statement y = Block(Declare(a, 1), Declare(b, 2), a = b);
REPORTER_ASSERT(r, whitespace_insensitive_compare(y, "{ int a = 1; int b = 2; (a = b); }"));
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBreak, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var i(kInt, "i");
DSLFunction(kVoid, "success").define(
For(Declare(i, 0), i < 10, ++i, Block(
If(i > 5, Break())
))
);
REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1);
REPORTER_ASSERT(r, whitespace_insensitive_compare(*DSLWriter::ProgramElements()[0],
"void success() { for (int i = 0; (i < 10); ++i) { if ((i > 5)) break; } }"));
{
ExpectError error(r, "error: break statement must be inside a loop or switch\n");
DSLFunction(kVoid, "fail").define(
Break()
);
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLContinue, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var i(kInt, "i");
DSLFunction(kVoid, "success").define(
For(Declare(i, 0), i < 10, ++i, Block(
If(i < 5, Continue())
))
);
REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1);
REPORTER_ASSERT(r, whitespace_insensitive_compare(*DSLWriter::ProgramElements()[0],
"void success() { for (int i = 0; (i < 10); ++i) { if ((i < 5)) continue; } }"));
{
ExpectError error(r, "error: continue statement must be inside a loop\n");
DSLFunction(kVoid, "fail").define(
Continue()
);
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDeclare, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kHalf4, "a"), b(kHalf4, "b");
Statement x = Declare(a);
REPORTER_ASSERT(r, x.release()->description() == "half4 a;");
Statement y = Declare(b, Half4(1));
REPORTER_ASSERT(r, y.release()->description() == "half4 b = half4(1.0);");
{
Var c(kHalf4, "c");
ExpectError error(r, "error: expected 'half4', but found 'int'\n");
Declare(c, 1).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDiscard, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Statement x = If(Sqrt(1) > 0, Discard());
REPORTER_ASSERT(r, whitespace_insensitive_compare(x, "if ((sqrt(1.0) > 0.0)) discard;"));
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLDo, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Statement x = Do(Block(), true);
REPORTER_ASSERT(r, whitespace_insensitive_compare(x, "do {} while (true);"));
Var a(kFloat, "a"), b(kFloat, "b");
Statement y = Do(Block(a++, --b), a != b);
REPORTER_ASSERT(r, whitespace_insensitive_compare(y, "do { a++; --b; } while ((a != b));"));
{
ExpectError error(r, "error: expected 'bool', but found 'int'\n");
Do(Block(), 7).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLFor, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Statement x = For(Statement(), Expression(), Expression(), Block());
REPORTER_ASSERT(r, whitespace_insensitive_compare(x, "for (;;) {}"));
Var i(kInt, "i");
Statement y = For(Declare(i, 0), i < 10, ++i, i += 5);
REPORTER_ASSERT(r, whitespace_insensitive_compare(y,
"for (int i = 0; (i < 10); ++i) (i += 5);"));
{
ExpectError error(r, "error: expected 'bool', but found 'int'\n");
For(i = 0, i + 10, ++i, i += 5).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLFunction, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
DSLWriter::ProgramElements().clear();
Var coords(kHalf2, "coords");
DSLFunction(kVoid, "main", coords).define(
sk_FragColor() = Half4(coords, 0, 1)
);
REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1);
REPORTER_ASSERT(r, whitespace_insensitive_compare(*DSLWriter::ProgramElements()[0],
"void main(half2 coords) { (sk_FragColor = half4(coords, 0.0, 1.0)); }"));
DSLWriter::ProgramElements().clear();
Var x(kFloat, "x");
DSLFunction(kFloat, "sqr", x).define(
Return(x * x)
);
REPORTER_ASSERT(r, DSLWriter::ProgramElements().size() == 1);
REPORTER_ASSERT(r, whitespace_insensitive_compare(*DSLWriter::ProgramElements()[0],
"float sqr(float x) { return (x * x); }"));
{
ExpectError error(r, "error: expected 'float', but found 'bool'\n");
DSLWriter::ProgramElements().clear();
DSLFunction(kFloat, "broken").define(
Return(true)
);
}
{
ExpectError error(r, "error: expected function to return 'float'\n");
DSLWriter::ProgramElements().clear();
DSLFunction(kFloat, "broken").define(
Return()
);
}
{
ExpectError error(r, "error: may not return a value from a void function\n");
DSLWriter::ProgramElements().clear();
DSLFunction(kVoid, "broken").define(
Return(0)
);
}
/* TODO: detect this case
{
ExpectError error(r, "error: expected function to return 'float'\n");
DSLWriter::ProgramElements().clear();
DSLFunction(kFloat, "broken").define(
);
}
*/
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLIf, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kFloat, "a"), b(kFloat, "b");
Statement x = If(a > b, a -= b);
REPORTER_ASSERT(r, x.release()->description() == "if ((a > b)) (a -= b);");
Statement y = If(a > b, a -= b, b -= a);
REPORTER_ASSERT(r, y.release()->description() == "if ((a > b)) (a -= b); else (b -= a);");
{
ExpectError error(r, "error: expected 'bool', but found 'float'\n");
If(a + b, a -= b).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLReturn, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Statement x = Return();
REPORTER_ASSERT(r, whitespace_insensitive_compare(x, "return;"));
Statement y = Return(true);
REPORTER_ASSERT(r, whitespace_insensitive_compare(y, "return true;"));
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLSwizzle, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kFloat4, "a");
Expression e1 = a.x();
REPORTER_ASSERT(r, e1.release()->description() == "a.x");
Expression e2 = a.y();
REPORTER_ASSERT(r, e2.release()->description() == "a.y");
Expression e3 = a.z();
REPORTER_ASSERT(r, e3.release()->description() == "a.z");
Expression e4 = a.w();
REPORTER_ASSERT(r, e4.release()->description() == "a.w");
Expression e5 = a.r();
REPORTER_ASSERT(r, e5.release()->description() == "a.x");
Expression e6 = a.g();
REPORTER_ASSERT(r, e6.release()->description() == "a.y");
Expression e7 = a.b();
REPORTER_ASSERT(r, e7.release()->description() == "a.z");
Expression e8 = a.a();
REPORTER_ASSERT(r, e8.release()->description() == "a.w");
Expression e9 = Swizzle(a, R);
REPORTER_ASSERT(r, e9.release()->description() == "a.x");
Expression e10 = Swizzle(a, ZERO, G);
REPORTER_ASSERT(r, e10.release()->description() == "float2(a.y, float(0)).yx");
Expression e11 = Swizzle(a, B, G, G);
REPORTER_ASSERT(r, e11.release()->description() == "a.zyy");
Expression e12 = Swizzle(a, R, G, B, ONE);
REPORTER_ASSERT(r, e12.release()->description() == "float4(a.xyz, float(1))");
Expression e13 = Swizzle(a, R, G, B, ONE).r();
REPORTER_ASSERT(r, e13.release()->description() == "float4(a.xyz, float(1)).x");
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLTernary, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(kInt, "a");
Expression x = Ternary(a > 0, 1, -1);
REPORTER_ASSERT(r, x.release()->description() == "((a > 0) ? 1 : -1)");
{
ExpectError error(r, "error: expected 'bool', but found 'int'\n");
Ternary(a, 1, -1).release();
}
{
ExpectError error(r, "error: ternary operator result mismatch: 'float2', 'float3'\n");
Ternary(a > 0, Float2(1), Float3(1)).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLWhile, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Statement x = While(true, Block());
REPORTER_ASSERT(r, whitespace_insensitive_compare(x, "for (; true;) {}"));
Var a(kFloat, "a"), b(kFloat, "b");
Statement y = While(a != b, Block(a++, --b));
REPORTER_ASSERT(r, whitespace_insensitive_compare(y, "for (; (a != b);) { a++; --b; }"));
{
ExpectError error(r, "error: expected 'bool', but found 'int'\n");
While(7, Block()).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLIndex, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var a(Array(kInt, 5), "a"), b(kInt, "b");
Expression e1 = a[0];
REPORTER_ASSERT(r, e1.release()->description() == "a[0]");
Expression e2 = a[b];
REPORTER_ASSERT(r, e2.release()->description() == "a[b]");
{
ExpectError error(r, "error: expected 'int', but found 'bool'\n");
a[true].release();
}
{
ExpectError error(r, "error: expected array, but found 'int'\n");
b[0].release();
}
{
ExpectError error(r, "error: index -1 out of range for 'int[5]'\n");
a[-1].release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLBuiltins, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
// There is a Fract type on Mac which can conflict with our Fract builtin
using SkSL::dsl::Fract;
Var a(kHalf4, "a"), b(kHalf4, "b"), c(kHalf4, "c");
Var h3(kHalf3, "h3");
Var b4(kBool4, "b4");
REPORTER_ASSERT(r, Abs(a).release()->description() == "abs(a)");
REPORTER_ASSERT(r, All(b4).release()->description() == "all(b4)");
REPORTER_ASSERT(r, Any(b4).release()->description() == "any(b4)");
REPORTER_ASSERT(r, Ceil(a).release()->description() == "ceil(a)");
REPORTER_ASSERT(r, Clamp(a, 0, 1).release()->description() == "clamp(a, 0.0, 1.0)");
REPORTER_ASSERT(r, Cos(a).release()->description() == "cos(a)");
REPORTER_ASSERT(r, Cross(h3, h3).release()->description() == "cross(h3, h3)");
REPORTER_ASSERT(r, Degrees(a).release()->description() == "degrees(a)");
REPORTER_ASSERT(r, Distance(a, b).release()->description() == "distance(a, b)");
REPORTER_ASSERT(r, Dot(a, b).release()->description() == "dot(a, b)");
REPORTER_ASSERT(r, Equal(a, b).release()->description() == "equal(a, b)");
REPORTER_ASSERT(r, Exp(a).release()->description() == "exp(a)");
REPORTER_ASSERT(r, Exp2(a).release()->description() == "exp2(a)");
REPORTER_ASSERT(r, Faceforward(a, b, c).release()->description() == "faceforward(a, b, c)");
REPORTER_ASSERT(r, Floor(a).release()->description() == "floor(a)");
REPORTER_ASSERT(r, Fract(a).release()->description() == "fract(a)");
REPORTER_ASSERT(r, GreaterThan(a, b).release()->description() == "greaterThan(a, b)");
REPORTER_ASSERT(r, GreaterThanEqual(a, b).release()->description() == "greaterThanEqual(a, b)");
REPORTER_ASSERT(r, Inversesqrt(a).release()->description() == "inversesqrt(a)");
REPORTER_ASSERT(r, LessThan(a, b).release()->description() == "lessThan(a, b)");
REPORTER_ASSERT(r, LessThanEqual(a, b).release()->description() == "lessThanEqual(a, b)");
REPORTER_ASSERT(r, Length(a).release()->description() == "length(a)");
REPORTER_ASSERT(r, Log(a).release()->description() == "log(a)");
REPORTER_ASSERT(r, Log2(a).release()->description() == "log2(a)");
REPORTER_ASSERT(r, Max(a, b).release()->description() == "max(a, b)");
REPORTER_ASSERT(r, Min(a, b).release()->description() == "min(a, b)");
REPORTER_ASSERT(r, Mix(a, b, c).release()->description() == "mix(a, b, c)");
REPORTER_ASSERT(r, Mod(a, b).release()->description() == "mod(a, b)");
REPORTER_ASSERT(r, Normalize(a).release()->description() == "normalize(a)");
REPORTER_ASSERT(r, NotEqual(a, b).release()->description() == "notEqual(a, b)");
REPORTER_ASSERT(r, Pow(a, b).release()->description() == "pow(a, b)");
REPORTER_ASSERT(r, Radians(a).release()->description() == "radians(a)");
REPORTER_ASSERT(r, Reflect(a, b).release()->description() == "reflect(a, b)");
REPORTER_ASSERT(r, Refract(a, b, 1).release()->description() == "refract(a, b, 1.0)");
REPORTER_ASSERT(r, Saturate(a).release()->description() == "saturate(a)");
REPORTER_ASSERT(r, Sign(a).release()->description() == "sign(a)");
REPORTER_ASSERT(r, Sin(a).release()->description() == "sin(a)");
REPORTER_ASSERT(r, Smoothstep(a, b, c).release()->description() == "smoothstep(a, b, c)");
REPORTER_ASSERT(r, Sqrt(a).release()->description() == "sqrt(a)");
REPORTER_ASSERT(r, Step(a, b).release()->description() == "step(a, b)");
REPORTER_ASSERT(r, Tan(a).release()->description() == "tan(a)");
REPORTER_ASSERT(r, Unpremul(a).release()->description() == "unpremul(a)");
// these calls all go through the normal channels, so it ought to be sufficient to prove that
// one of them reports errors correctly
{
ExpectError error(r, "error: no match for ceil(bool)\n");
Ceil(a == b).release();
}
}
DEF_GPUTEST_FOR_MOCK_CONTEXT(DSLModifiers, r, ctxInfo) {
AutoDSLContext context(ctxInfo.directContext()->priv().getGpu());
Var v1(kConst_Modifier, kInt, "v1");
Statement d1 = Declare(v1);
REPORTER_ASSERT(r, d1.release()->description() == "const int v1;");
// Most modifiers require an appropriate context to be legal. We can't yet give them that
// context, so we can't as yet Declare() variables with these modifiers.
// TODO: better tests when able
Var v2(kIn_Modifier, kInt, "v2");
REPORTER_ASSERT(r, DSLWriter::Var(v2).modifiers().fFlags == SkSL::Modifiers::kIn_Flag);
Var v3(kOut_Modifier, kInt, "v3");
REPORTER_ASSERT(r, DSLWriter::Var(v3).modifiers().fFlags == SkSL::Modifiers::kOut_Flag);
Var v4(kUniform_Modifier, kInt, "v4");
REPORTER_ASSERT(r, DSLWriter::Var(v4).modifiers().fFlags == SkSL::Modifiers::kUniform_Flag);
Var v5(kFlat_Modifier, kInt, "v5");
REPORTER_ASSERT(r, DSLWriter::Var(v5).modifiers().fFlags == SkSL::Modifiers::kFlat_Flag);
Var v6(kNoPerspective_Modifier, kInt, "v6");
REPORTER_ASSERT(r, DSLWriter::Var(v6).modifiers().fFlags ==
SkSL::Modifiers::kNoPerspective_Flag);
Var v7(kIn_Modifier | kOut_Modifier, kInt, "v7");
REPORTER_ASSERT(r, DSLWriter::Var(v7).modifiers().fFlags ==
(SkSL::Modifiers::kIn_Flag | SkSL::Modifiers::kOut_Flag));
Var v8(kInOut_Modifier, kInt, "v8");
REPORTER_ASSERT(r, DSLWriter::Var(v8).modifiers().fFlags ==
(SkSL::Modifiers::kIn_Flag | SkSL::Modifiers::kOut_Flag));
}
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