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263 lines
7.5 KiB
263 lines
7.5 KiB
// Copyright 2019 Google LLC
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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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// https://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 "dap/any.h"
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#include "dap/typeof.h"
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#include "dap/types.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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namespace dap {
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struct AnyTestObject {
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dap::integer i;
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dap::number n;
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};
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DAP_STRUCT_TYPEINFO(AnyTestObject,
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"AnyTestObject",
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DAP_FIELD(i, "i"),
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DAP_FIELD(n, "n"));
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inline bool operator==(const AnyTestObject& a, const AnyTestObject& b) {
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return a.i == b.i && a.n == b.n;
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}
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} // namespace dap
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namespace {
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template <typename T>
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struct TestValue {};
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template <>
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struct TestValue<dap::null> {
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static const dap::null value;
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};
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template <>
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struct TestValue<dap::integer> {
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static const dap::integer value;
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};
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template <>
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struct TestValue<dap::boolean> {
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static const dap::boolean value;
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};
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template <>
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struct TestValue<dap::number> {
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static const dap::number value;
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};
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template <>
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struct TestValue<dap::string> {
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static const dap::string value;
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};
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template <>
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struct TestValue<dap::array<dap::string>> {
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static const dap::array<dap::string> value;
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};
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template <>
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struct TestValue<dap::AnyTestObject> {
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static const dap::AnyTestObject value;
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};
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const dap::null TestValue<dap::null>::value = nullptr;
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const dap::integer TestValue<dap::integer>::value = 20;
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const dap::boolean TestValue<dap::boolean>::value = true;
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const dap::number TestValue<dap::number>::value = 123.45;
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const dap::string TestValue<dap::string>::value = "hello world";
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const dap::array<dap::string> TestValue<dap::array<dap::string>>::value = {
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"one", "two", "three"};
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const dap::AnyTestObject TestValue<dap::AnyTestObject>::value = {10, 20.30};
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} // namespace
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TEST(Any, EmptyConstruct) {
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dap::any any;
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ASSERT_TRUE(any.is<dap::null>());
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ASSERT_FALSE(any.is<dap::boolean>());
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ASSERT_FALSE(any.is<dap::integer>());
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ASSERT_FALSE(any.is<dap::number>());
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ASSERT_FALSE(any.is<dap::object>());
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ASSERT_FALSE(any.is<dap::string>());
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ASSERT_FALSE(any.is<dap::array<dap::integer>>());
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ASSERT_FALSE(any.is<dap::AnyTestObject>());
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}
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TEST(Any, Boolean) {
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dap::any any(dap::boolean(true));
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ASSERT_TRUE(any.is<dap::boolean>());
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ASSERT_EQ(any.get<dap::boolean>(), dap::boolean(true));
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}
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TEST(Any, Integer) {
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dap::any any(dap::integer(10));
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ASSERT_TRUE(any.is<dap::integer>());
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ASSERT_EQ(any.get<dap::integer>(), dap::integer(10));
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}
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TEST(Any, Number) {
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dap::any any(dap::number(123.0f));
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ASSERT_TRUE(any.is<dap::number>());
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ASSERT_EQ(any.get<dap::number>(), dap::number(123.0f));
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}
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TEST(Any, String) {
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dap::any any(dap::string("hello world"));
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ASSERT_TRUE(any.is<dap::string>());
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ASSERT_EQ(any.get<dap::string>(), dap::string("hello world"));
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}
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TEST(Any, Array) {
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using array = dap::array<dap::integer>;
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dap::any any(array({10, 20, 30}));
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ASSERT_TRUE(any.is<array>());
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ASSERT_EQ(any.get<array>(), array({10, 20, 30}));
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}
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TEST(Any, Object) {
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dap::object o;
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o["one"] = dap::integer(1);
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o["two"] = dap::integer(2);
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o["three"] = dap::integer(3);
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dap::any any(o);
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ASSERT_TRUE(any.is<dap::object>());
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if (any.is<dap::object>()) {
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auto got = any.get<dap::object>();
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ASSERT_EQ(got.size(), 3U);
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ASSERT_EQ(got.count("one"), 1U);
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ASSERT_EQ(got.count("two"), 1U);
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ASSERT_EQ(got.count("three"), 1U);
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ASSERT_TRUE(got["one"].is<dap::integer>());
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ASSERT_TRUE(got["two"].is<dap::integer>());
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ASSERT_TRUE(got["three"].is<dap::integer>());
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ASSERT_EQ(got["one"].get<dap::integer>(), dap::integer(1));
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ASSERT_EQ(got["two"].get<dap::integer>(), dap::integer(2));
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ASSERT_EQ(got["three"].get<dap::integer>(), dap::integer(3));
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}
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}
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TEST(Any, TestObject) {
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dap::any any(dap::AnyTestObject{5, 3.0});
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ASSERT_TRUE(any.is<dap::AnyTestObject>());
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ASSERT_EQ(any.get<dap::AnyTestObject>().i, 5);
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ASSERT_EQ(any.get<dap::AnyTestObject>().n, 3.0);
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}
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template <typename T>
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class AnyT : public ::testing::Test {
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protected:
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template <typename T0,
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typename = std::enable_if<std::is_same<T, T0>::value &&
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!std::is_same<T0, dap::null>::value>>
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void check_val(const dap::any& any, const T0& expect) {
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ASSERT_EQ(any.is<T>(), any.is<T0>());
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ASSERT_EQ(any.get<T>(), expect);
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}
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// Special case for Null assignment, as we can assign nullptr_t to any but
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// can't `get()` it
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template <typename = dap::null>
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void check_val(const dap::any& any, const dap::null& expect) {
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ASSERT_EQ(nullptr, expect);
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ASSERT_TRUE(any.is<dap::null>());
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}
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void check_type(const dap::any& any) {
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ASSERT_EQ(any.is<dap::null>(), (std::is_same<T, dap::null>::value));
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ASSERT_EQ(any.is<dap::integer>(), (std::is_same<T, dap::integer>::value));
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ASSERT_EQ(any.is<dap::boolean>(), (std::is_same<T, dap::boolean>::value));
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ASSERT_EQ(any.is<dap::number>(), (std::is_same<T, dap::number>::value));
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ASSERT_EQ(any.is<dap::string>(), (std::is_same<T, dap::string>::value));
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ASSERT_EQ(any.is<dap::array<dap::string>>(),
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(std::is_same<T, dap::array<dap::string>>::value));
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ASSERT_EQ(any.is<dap::AnyTestObject>(),
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(std::is_same<T, dap::AnyTestObject>::value));
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}
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};
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TYPED_TEST_SUITE_P(AnyT);
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TYPED_TEST_P(AnyT, CopyConstruct) {
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auto val = TestValue<TypeParam>::value;
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dap::any any(val);
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this->check_type(any);
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this->check_val(any, val);
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}
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TYPED_TEST_P(AnyT, MoveConstruct) {
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auto val = TestValue<TypeParam>::value;
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dap::any any(std::move(val));
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this->check_type(any);
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this->check_val(any, val);
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}
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TYPED_TEST_P(AnyT, Assign) {
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auto val = TestValue<TypeParam>::value;
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dap::any any;
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any = val;
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this->check_type(any);
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this->check_val(any, val);
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}
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TYPED_TEST_P(AnyT, MoveAssign) {
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auto val = TestValue<TypeParam>::value;
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dap::any any;
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any = std::move(val);
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this->check_type(any);
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this->check_val(any, val);
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}
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TYPED_TEST_P(AnyT, RepeatedAssign) {
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dap::string str = "hello world";
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auto val = TestValue<TypeParam>::value;
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dap::any any;
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any = str;
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any = val;
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this->check_type(any);
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this->check_val(any, val);
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}
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TYPED_TEST_P(AnyT, RepeatedMoveAssign) {
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dap::string str = "hello world";
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auto val = TestValue<TypeParam>::value;
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dap::any any;
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any = std::move(str);
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any = std::move(val);
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this->check_type(any);
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this->check_val(any, val);
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}
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REGISTER_TYPED_TEST_SUITE_P(AnyT,
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CopyConstruct,
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MoveConstruct,
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Assign,
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MoveAssign,
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RepeatedAssign,
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RepeatedMoveAssign);
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using AnyTypes = ::testing::Types<dap::null,
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dap::integer,
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dap::boolean,
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dap::number,
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dap::string,
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dap::array<dap::string>,
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dap::AnyTestObject>;
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INSTANTIATE_TYPED_TEST_SUITE_P(T, AnyT, AnyTypes);
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TEST(Any, Reset) {
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dap::any any(dap::integer(10));
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ASSERT_TRUE(any.is<dap::integer>());
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any.reset();
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ASSERT_FALSE(any.is<dap::integer>());
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}
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