125 lines
3.1 KiB
C++
125 lines
3.1 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "gtest/gtest-spi.h"
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#include "src/ast/discard_statement.h"
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#include "src/ast/if_statement.h"
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#include "src/ast/test_helper.h"
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namespace tint {
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namespace ast {
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namespace {
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using ElseStatementTest = TestHelper;
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TEST_F(ElseStatementTest, Creation) {
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auto* cond = Expr(true);
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auto* body = create<BlockStatement>(StatementList{
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create<DiscardStatement>(),
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});
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auto* discard = body->get(0);
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auto* e = create<ElseStatement>(cond, body);
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EXPECT_EQ(e->condition(), cond);
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ASSERT_EQ(e->body()->size(), 1u);
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EXPECT_EQ(e->body()->get(0), discard);
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}
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TEST_F(ElseStatementTest, Creation_WithSource) {
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auto* e = create<ElseStatement>(Source{Source::Location{20, 2}}, Expr(true),
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Block());
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auto src = e->source();
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EXPECT_EQ(src.range.begin.line, 20u);
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EXPECT_EQ(src.range.begin.column, 2u);
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}
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TEST_F(ElseStatementTest, IsElse) {
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auto* e = create<ElseStatement>(nullptr, Block());
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EXPECT_TRUE(e->Is<ElseStatement>());
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}
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TEST_F(ElseStatementTest, HasCondition) {
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auto* cond = Expr(true);
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auto* e = create<ElseStatement>(cond, Block());
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EXPECT_TRUE(e->HasCondition());
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}
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TEST_F(ElseStatementTest, HasContition_NullCondition) {
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auto* e = create<ElseStatement>(nullptr, Block());
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EXPECT_FALSE(e->HasCondition());
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}
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TEST_F(ElseStatementTest, Assert_Null_Body) {
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EXPECT_FATAL_FAILURE(
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{
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ProgramBuilder b;
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b.create<ElseStatement>(b.Expr(true), nullptr);
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},
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"internal compiler error");
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}
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TEST_F(ElseStatementTest, Assert_DifferentProgramID_Condition) {
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EXPECT_FATAL_FAILURE(
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{
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ProgramBuilder b1;
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ProgramBuilder b2;
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b1.create<ElseStatement>(b2.Expr(true), b1.Block());
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},
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"internal compiler error");
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}
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TEST_F(ElseStatementTest, Assert_DifferentProgramID_Body) {
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EXPECT_FATAL_FAILURE(
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{
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ProgramBuilder b1;
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ProgramBuilder b2;
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b1.create<ElseStatement>(b1.Expr(true), b2.Block());
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},
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"internal compiler error");
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}
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TEST_F(ElseStatementTest, ToStr) {
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auto* cond = Expr(true);
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auto* body = create<BlockStatement>(StatementList{
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create<DiscardStatement>(),
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});
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auto* e = create<ElseStatement>(cond, body);
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EXPECT_EQ(str(e), R"(Else{
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(
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ScalarConstructor[not set]{true}
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)
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{
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Discard{}
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}
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}
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)");
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}
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TEST_F(ElseStatementTest, ToStr_NoCondition) {
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auto* body = create<BlockStatement>(StatementList{
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create<DiscardStatement>(),
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});
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auto* e = create<ElseStatement>(nullptr, body);
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EXPECT_EQ(str(e), R"(Else{
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{
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Discard{}
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}
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}
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)");
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}
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} // namespace
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} // namespace ast
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} // namespace tint
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