xref: /aosp_15_r20/external/libtextclassifier/native/utils/variant_test.cc (revision 993b0882672172b81d12fad7a7ac0c3e5c824a12)
1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "utils/variant.h"
18 
19 #include "gmock/gmock.h"
20 #include "gtest/gtest.h"
21 
22 namespace libtextclassifier3 {
23 namespace {
24 
TEST(VariantTest,GetType)25 TEST(VariantTest, GetType) {
26   EXPECT_EQ(Variant().GetType(), Variant::TYPE_EMPTY);
27   EXPECT_EQ(Variant(static_cast<int8_t>(9)).GetType(),
28             Variant::TYPE_INT8_VALUE);
29   EXPECT_EQ(Variant(static_cast<uint8_t>(9)).GetType(),
30             Variant::TYPE_UINT8_VALUE);
31   EXPECT_EQ(Variant(static_cast<int>(9)).GetType(), Variant::TYPE_INT_VALUE);
32   EXPECT_EQ(Variant(static_cast<uint>(9)).GetType(), Variant::TYPE_UINT_VALUE);
33   EXPECT_EQ(Variant(static_cast<int64>(9)).GetType(),
34             Variant::TYPE_INT64_VALUE);
35   EXPECT_EQ(Variant(static_cast<uint64>(9)).GetType(),
36             Variant::TYPE_UINT64_VALUE);
37   EXPECT_EQ(Variant(static_cast<float>(9)).GetType(),
38             Variant::TYPE_FLOAT_VALUE);
39   EXPECT_EQ(Variant(static_cast<double>(9)).GetType(),
40             Variant::TYPE_DOUBLE_VALUE);
41   EXPECT_EQ(Variant(true).GetType(), Variant::TYPE_BOOL_VALUE);
42   EXPECT_EQ(Variant("hello").GetType(), Variant::TYPE_STRING_VALUE);
43 }
44 
TEST(VariantTest,HasValue)45 TEST(VariantTest, HasValue) {
46   EXPECT_FALSE(Variant().HasValue());
47   EXPECT_TRUE(Variant(static_cast<int8_t>(9)).HasValue());
48   EXPECT_TRUE(Variant(static_cast<uint8_t>(9)).HasValue());
49   EXPECT_TRUE(Variant(static_cast<int>(9)).HasValue());
50   EXPECT_TRUE(Variant(static_cast<uint>(9)).HasValue());
51   EXPECT_TRUE(Variant(static_cast<int64>(9)).HasValue());
52   EXPECT_TRUE(Variant(static_cast<uint64>(9)).HasValue());
53   EXPECT_TRUE(Variant(static_cast<float>(9)).HasValue());
54   EXPECT_TRUE(Variant(static_cast<double>(9)).HasValue());
55   EXPECT_TRUE(Variant(true).HasValue());
56   EXPECT_TRUE(Variant("hello").HasValue());
57 }
58 
TEST(VariantTest,Value)59 TEST(VariantTest, Value) {
60   EXPECT_EQ(Variant(static_cast<int8_t>(9)).Value<int8>(), 9);
61   EXPECT_EQ(Variant(static_cast<uint8_t>(9)).Value<uint8>(), 9);
62   EXPECT_EQ(Variant(static_cast<int>(9)).Value<int>(), 9);
63   EXPECT_EQ(Variant(static_cast<uint>(9)).Value<uint>(), 9);
64   EXPECT_EQ(Variant(static_cast<int64>(9)).Value<int64>(), 9);
65   EXPECT_EQ(Variant(static_cast<uint64>(9)).Value<uint64>(), 9);
66   EXPECT_EQ(Variant(static_cast<float>(9)).Value<float>(), 9);
67   EXPECT_EQ(Variant(static_cast<double>(9)).Value<double>(), 9);
68   EXPECT_EQ(Variant(true).Value<bool>(), true);
69   EXPECT_EQ(Variant("hello").ConstRefValue<std::string>(), "hello");
70 }
71 
72 }  // namespace
73 }  // namespace libtextclassifier3
74