Add ConstInitializerExpression tests
This CL adds unit tests for the const initializer expression.
Bug: tint:11
Change-Id: I9fb9dd77447ac20921997614816cd75272d4e05a
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/16463
Reviewed-by: David Neto <dneto@google.com>
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index e4f4718..8b89ac3 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -203,6 +203,7 @@
ast/call_expression_test.cc
ast/case_statement_test.cc
ast/cast_expression_test.cc
+ ast/const_initializer_expression_test.cc
ast/entry_point_test.cc
ast/import_test.cc
ast/int_literal_test.cc
diff --git a/src/ast/const_initializer_expression.cc b/src/ast/const_initializer_expression.cc
index 11f1880..101bb75 100644
--- a/src/ast/const_initializer_expression.cc
+++ b/src/ast/const_initializer_expression.cc
@@ -17,6 +17,9 @@
namespace tint {
namespace ast {
+ConstInitializerExpression::ConstInitializerExpression()
+ : InitializerExpression() {}
+
ConstInitializerExpression::ConstInitializerExpression(
std::unique_ptr<Literal> literal)
: InitializerExpression(), literal_(std::move(literal)) {}
diff --git a/src/ast/const_initializer_expression.h b/src/ast/const_initializer_expression.h
index 31e2d44..46af8f4 100644
--- a/src/ast/const_initializer_expression.h
+++ b/src/ast/const_initializer_expression.h
@@ -28,6 +28,8 @@
class ConstInitializerExpression : public InitializerExpression {
public:
/// Constructor
+ ConstInitializerExpression();
+ /// Constructor
/// @param literal the const literal
explicit ConstInitializerExpression(std::unique_ptr<Literal> literal);
/// Constructor
diff --git a/src/ast/const_initializer_expression_test.cc b/src/ast/const_initializer_expression_test.cc
new file mode 100644
index 0000000..9098a0c
--- /dev/null
+++ b/src/ast/const_initializer_expression_test.cc
@@ -0,0 +1,61 @@
+// 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 "src/ast/const_initializer_expression.h"
+
+#include "gtest/gtest.h"
+#include "src/ast/bool_literal.h"
+
+namespace tint {
+namespace ast {
+
+using ConstInitializerExpressionTest = testing::Test;
+
+TEST_F(ConstInitializerExpressionTest, Creation) {
+ auto b = std::make_unique<BoolLiteral>(true);
+ auto b_ptr = b.get();
+ ConstInitializerExpression c(std::move(b));
+ EXPECT_EQ(c.literal(), b_ptr);
+}
+
+TEST_F(ConstInitializerExpressionTest, Creation_WithSource) {
+ auto b = std::make_unique<BoolLiteral>(true);
+ ConstInitializerExpression c(Source{20, 2}, std::move(b));
+ auto src = c.source();
+ EXPECT_EQ(src.line, 20);
+ EXPECT_EQ(src.column, 2);
+}
+
+TEST_F(ConstInitializerExpressionTest, IsValid) {
+ auto b = std::make_unique<BoolLiteral>(true);
+ ConstInitializerExpression c(std::move(b));
+ EXPECT_TRUE(c.IsValid());
+}
+
+TEST_F(ConstInitializerExpressionTest, IsValid_MissingLiteral) {
+ ConstInitializerExpression c;
+ EXPECT_FALSE(c.IsValid());
+}
+
+TEST_F(ConstInitializerExpressionTest, ToStr) {
+ auto b = std::make_unique<BoolLiteral>(true);
+ ConstInitializerExpression c(std::move(b));
+ std::ostringstream out;
+ c.to_str(out, 2);
+ EXPECT_EQ(out.str(), R"( ConstInitializer{true}
+)");
+}
+
+} // namespace ast
+} // namespace tint
