blob: 14cf4ea05d2a5a8e1071d56100ae068a31afbe1f [file] [log] [blame]
// Copyright 2020 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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#include "src/tint/lang/msl/writer/ast_printer/helper_test.h"
#include "src/tint/utils/text/string_stream.h"
namespace tint::msl::writer {
namespace {
using namespace tint::core::fluent_types; // NOLINT
using namespace tint::core::number_suffixes; // NOLINT
using MslASTPrinterTest = TestHelper;
TEST_F(MslASTPrinterTest, EmitExpression_Cast_Scalar) {
auto* cast = Call<f32>(1_i);
WrapInFunction(cast);
ASTPrinter& gen = Build();
StringStream out;
ASSERT_TRUE(gen.EmitExpression(out, cast)) << gen.Diagnostics();
EXPECT_EQ(out.str(), "1.0f");
}
TEST_F(MslASTPrinterTest, EmitExpression_Cast_Vector) {
auto* cast = Call<vec3<f32>>(Call<vec3<i32>>(1_i, 2_i, 3_i));
WrapInFunction(cast);
ASTPrinter& gen = Build();
StringStream out;
ASSERT_TRUE(gen.EmitExpression(out, cast)) << gen.Diagnostics();
EXPECT_EQ(out.str(), "float3(1.0f, 2.0f, 3.0f)");
}
TEST_F(MslASTPrinterTest, EmitExpression_Cast_IntMin) {
auto* cast = Call<u32>(i32(std::numeric_limits<int32_t>::min()));
WrapInFunction(cast);
ASTPrinter& gen = Build();
StringStream out;
ASSERT_TRUE(gen.EmitExpression(out, cast)) << gen.Diagnostics();
EXPECT_EQ(out.str(), "2147483648u");
}
} // namespace
} // namespace tint::msl::writer