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dawn-cmake/src/reader/wgsl/parser_impl_primary_expression_test.cc
Ben Clayton 3e67c5dba6 Move type_manager to the ast dir/namespace 
First step to moving this to the `ast::Module`.

Also remove a bunch of redundant includes to `type_manager.h` as this is already included in `context.h`

Bug: tint:307
Bug: tint:337
Change-Id: Ic4baffa7b76ddefa29f56f758c25b1003ef40888
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/33665
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: David Neto <dneto@google.com>
2020-11-23 19:30:55 +00:00

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// Copyright 2020 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "gtest/gtest.h"
#include "src/ast/array_accessor_expression.h"
#include "src/ast/bitcast_expression.h"
#include "src/ast/bool_literal.h"
#include "src/ast/identifier_expression.h"
#include "src/ast/scalar_constructor_expression.h"
#include "src/ast/sint_literal.h"
#include "src/ast/type/f32_type.h"
#include "src/ast/type/i32_type.h"
#include "src/ast/type_constructor_expression.h"
#include "src/ast/unary_op_expression.h"
#include "src/reader/wgsl/parser_impl.h"
#include "src/reader/wgsl/parser_impl_test_helper.h"
namespace tint {
namespace reader {
namespace wgsl {
namespace {
TEST_F(ParserImplTest, PrimaryExpression_Ident) {
auto p = parser("a");
auto e = p->primary_expression();
EXPECT_TRUE(e.matched);
EXPECT_FALSE(e.errored);
EXPECT_FALSE(p->has_error()) << p->error();
ASSERT_NE(e.value, nullptr);
ASSERT_TRUE(e->IsIdentifier());
auto* ident = e->AsIdentifier();
EXPECT_EQ(ident->name(), "a");
}
TEST_F(ParserImplTest, PrimaryExpression_TypeDecl) {
auto p = parser("vec4<i32>(1, 2, 3, 4))");
auto e = p->primary_expression();
EXPECT_TRUE(e.matched);
EXPECT_FALSE(e.errored);
EXPECT_FALSE(p->has_error()) << p->error();
ASSERT_NE(e.value, nullptr);
ASSERT_TRUE(e->IsConstructor());
ASSERT_TRUE(e->AsConstructor()->IsTypeConstructor());
auto* ty = e->AsConstructor()->AsTypeConstructor();
ASSERT_EQ(ty->values().size(), 4u);
const auto& val = ty->values();
ASSERT_TRUE(val[0]->IsConstructor());
ASSERT_TRUE(val[0]->AsConstructor()->IsScalarConstructor());
auto* ident = val[0]->AsConstructor()->AsScalarConstructor();
ASSERT_TRUE(ident->literal()->IsSint());
EXPECT_EQ(ident->literal()->AsSint()->value(), 1);
ASSERT_TRUE(val[1]->IsConstructor());
ASSERT_TRUE(val[1]->AsConstructor()->IsScalarConstructor());
ident = val[1]->AsConstructor()->AsScalarConstructor();
ASSERT_TRUE(ident->literal()->IsSint());
EXPECT_EQ(ident->literal()->AsSint()->value(), 2);
ASSERT_TRUE(val[2]->IsConstructor());
ASSERT_TRUE(val[2]->AsConstructor()->IsScalarConstructor());
ident = val[2]->AsConstructor()->AsScalarConstructor();
ASSERT_TRUE(ident->literal()->IsSint());
EXPECT_EQ(ident->literal()->AsSint()->value(), 3);
ASSERT_TRUE(val[3]->IsConstructor());
ASSERT_TRUE(val[3]->AsConstructor()->IsScalarConstructor());
ident = val[3]->AsConstructor()->AsScalarConstructor();
ASSERT_TRUE(ident->literal()->IsSint());
EXPECT_EQ(ident->literal()->AsSint()->value(), 4);
}
TEST_F(ParserImplTest, PrimaryExpression_TypeDecl_ZeroConstructor) {
auto p = parser("vec4<i32>()");
auto e = p->primary_expression();
EXPECT_TRUE(e.matched);
EXPECT_FALSE(e.errored);
EXPECT_FALSE(p->has_error()) << p->error();
ASSERT_NE(e.value, nullptr);
ASSERT_TRUE(e->IsConstructor());
ASSERT_TRUE(e->AsConstructor()->IsTypeConstructor());
auto* ty = e->AsConstructor()->AsTypeConstructor();
ASSERT_EQ(ty->values().size(), 0u);
}
TEST_F(ParserImplTest, PrimaryExpression_TypeDecl_InvalidTypeDecl) {
auto p = parser("vec4<if>(2., 3., 4., 5.)");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:6: invalid type for vector");
}
TEST_F(ParserImplTest, PrimaryExpression_TypeDecl_MissingLeftParen) {
auto p = parser("vec4<f32> 2., 3., 4., 5.)");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:11: expected '(' for type constructor");
}
TEST_F(ParserImplTest, PrimaryExpression_TypeDecl_MissingRightParen) {
auto p = parser("vec4<f32>(2., 3., 4., 5.");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:25: expected ')' for type constructor");
}
TEST_F(ParserImplTest, PrimaryExpression_TypeDecl_InvalidValue) {
auto p = parser("i32(if(a) {})");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:5: unable to parse argument expression");
}
TEST_F(ParserImplTest, PrimaryExpression_ConstLiteral_True) {
auto p = parser("true");
auto e = p->primary_expression();
EXPECT_TRUE(e.matched);
EXPECT_FALSE(e.errored);
EXPECT_FALSE(p->has_error()) << p->error();
ASSERT_NE(e.value, nullptr);
ASSERT_TRUE(e->IsConstructor());
ASSERT_TRUE(e->AsConstructor()->IsScalarConstructor());
auto* init = e->AsConstructor()->AsScalarConstructor();
ASSERT_TRUE(init->literal()->IsBool());
EXPECT_TRUE(init->literal()->AsBool()->IsTrue());
}
TEST_F(ParserImplTest, PrimaryExpression_ParenExpr) {
auto p = parser("(a == b)");
auto e = p->primary_expression();
EXPECT_TRUE(e.matched);
EXPECT_FALSE(e.errored);
EXPECT_FALSE(p->has_error()) << p->error();
ASSERT_NE(e.value, nullptr);
ASSERT_TRUE(e->IsBinary());
}
TEST_F(ParserImplTest, PrimaryExpression_ParenExpr_MissingRightParen) {
auto p = parser("(a == b");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:8: expected ')'");
}
TEST_F(ParserImplTest, PrimaryExpression_ParenExpr_MissingExpr) {
auto p = parser("()");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:2: unable to parse expression");
}
TEST_F(ParserImplTest, PrimaryExpression_ParenExpr_InvalidExpr) {
auto p = parser("(if (a) {})");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:2: unable to parse expression");
}
TEST_F(ParserImplTest, PrimaryExpression_Cast) {
auto* f32_type = tm()->Get(std::make_unique<ast::type::F32Type>());
auto p = parser("f32(1)");
auto e = p->primary_expression();
EXPECT_TRUE(e.matched);
EXPECT_FALSE(e.errored);
EXPECT_FALSE(p->has_error()) << p->error();
ASSERT_NE(e.value, nullptr);
ASSERT_TRUE(e->IsConstructor());
ASSERT_TRUE(e->AsConstructor()->IsTypeConstructor());
auto* c = e->AsConstructor()->AsTypeConstructor();
ASSERT_EQ(c->type(), f32_type);
ASSERT_EQ(c->values().size(), 1u);
ASSERT_TRUE(c->values()[0]->IsConstructor());
ASSERT_TRUE(c->values()[0]->AsConstructor()->IsScalarConstructor());
}
TEST_F(ParserImplTest, PrimaryExpression_Bitcast) {
auto* f32_type = tm()->Get(std::make_unique<ast::type::F32Type>());
auto p = parser("bitcast<f32>(1)");
auto e = p->primary_expression();
EXPECT_TRUE(e.matched);
EXPECT_FALSE(e.errored);
EXPECT_FALSE(p->has_error()) << p->error();
ASSERT_NE(e.value, nullptr);
ASSERT_TRUE(e->IsBitcast());
auto* c = e->AsBitcast();
ASSERT_EQ(c->type(), f32_type);
ASSERT_TRUE(c->expr()->IsConstructor());
ASSERT_TRUE(c->expr()->AsConstructor()->IsScalarConstructor());
}
TEST_F(ParserImplTest, PrimaryExpression_Bitcast_MissingGreaterThan) {
auto p = parser("bitcast<f32(1)");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:12: expected '>' for bitcast expression");
}
TEST_F(ParserImplTest, PrimaryExpression_Bitcast_MissingType) {
auto p = parser("bitcast<>(1)");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:9: invalid type for bitcast expression");
}
TEST_F(ParserImplTest, PrimaryExpression_Bitcast_InvalidType) {
auto p = parser("bitcast<invalid>(1)");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:9: unknown constructed type 'invalid'");
}
TEST_F(ParserImplTest, PrimaryExpression_Bitcast_MissingLeftParen) {
auto p = parser("bitcast<f32>1)");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:13: expected '('");
}
TEST_F(ParserImplTest, PrimaryExpression_Bitcast_MissingRightParen) {
auto p = parser("bitcast<f32>(1");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:15: expected ')'");
}
TEST_F(ParserImplTest, PrimaryExpression_Bitcast_MissingExpression) {
auto p = parser("bitcast<f32>()");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:14: unable to parse expression");
}
TEST_F(ParserImplTest, PrimaryExpression_bitcast_InvalidExpression) {
auto p = parser("bitcast<f32>(if (a) {})");
auto e = p->primary_expression();
EXPECT_FALSE(e.matched);
EXPECT_TRUE(e.errored);
EXPECT_EQ(e.value, nullptr);
ASSERT_TRUE(p->has_error());
EXPECT_EQ(p->error(), "1:14: unable to parse expression");
}
} // namespace
} // namespace wgsl
} // namespace reader
} // namespace tint
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