dawn-cmake/src/resolver/block_test.cc
Ben Clayton 22d891c6c4 sem: Add FunctionBlockStatement
BlockStatement for the root block of a function

Add some basic tests for this lot.

Bug: tint:812
Change-Id: I26b65717798cbff576a44bd78fbcb5c8f0d013e6
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/51368
Commit-Queue: Ben Clayton <bclayton@google.com>
Reviewed-by: Antonio Maiorano <amaiorano@google.com>
Reviewed-by: Alastair Donaldson <allydonaldson@googlemail.com>
2021-05-20 15:17:08 +00:00

78 lines
2.5 KiB
C++

// Copyright 2021 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 "src/resolver/resolver.h"
#include "gmock/gmock.h"
#include "src/resolver/resolver_test_helper.h"
#include "src/sem/block_statement.h"
namespace tint {
namespace resolver {
namespace {
using ResolverBlockTest = ResolverTest;
TEST_F(ResolverBlockTest, FunctionBlock) {
// fn F() {
// var x : 32;
// }
auto* stmt = Decl(Var("x", ty.i32()));
auto* f = Func("F", {}, ty.void_(), {stmt});
ASSERT_TRUE(r()->Resolve()) << r()->error();
auto* s = Sem().Get(stmt);
ASSERT_NE(s, nullptr);
ASSERT_NE(s->Block(), nullptr);
ASSERT_TRUE(s->Block()->Is<sem::FunctionBlockStatement>());
EXPECT_EQ(s->Block(), s->Block()->FindFirstParent<sem::BlockStatement>());
EXPECT_EQ(s->Block(),
s->Block()->FindFirstParent<sem::FunctionBlockStatement>());
EXPECT_EQ(s->Block()->As<sem::FunctionBlockStatement>()->Function(), f);
EXPECT_EQ(s->Block()->Parent(), nullptr);
}
TEST_F(ResolverBlockTest, Block) {
// fn F() {
// {
// var x : 32;
// }
// }
auto* stmt = Decl(Var("x", ty.i32()));
auto* block = Block(stmt);
auto* f = Func("F", {}, ty.void_(), {block});
ASSERT_TRUE(r()->Resolve()) << r()->error();
auto* s = Sem().Get(stmt);
ASSERT_NE(s, nullptr);
ASSERT_NE(s->Block(), nullptr);
ASSERT_NE(s->Block()->Parent(), nullptr);
EXPECT_EQ(s->Block(), s->Block()->FindFirstParent<sem::BlockStatement>());
EXPECT_EQ(s->Block()->Parent(),
s->Block()->FindFirstParent<sem::FunctionBlockStatement>());
ASSERT_TRUE(s->Block()->Parent()->Is<sem::FunctionBlockStatement>());
EXPECT_EQ(s->Block()->Parent()->As<sem::FunctionBlockStatement>()->Function(),
f);
EXPECT_EQ(s->Block()->Parent()->Parent(), nullptr);
}
// TODO(bclayton): Add tests for other block types (LoopBlockStatement,
// LoopContinuingBlockStatement, SwitchCaseBlockStatement)
} // namespace
} // namespace resolver
} // namespace tint