| /* |
| * Copyright (C) 2018 The Android Open Source Project |
| * |
| * 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 "utils/strings/numbers.h" |
| |
| #include "utils/base/integral_types.h" |
| #include "gtest/gtest.h" |
| |
| namespace libtextclassifier3 { |
| namespace { |
| |
| void TestParseInt32(const char *c_str, bool expected_parsing_success, |
| int32 expected_parsed_value = 0) { |
| int32 parsed_value = 0; |
| EXPECT_EQ(expected_parsing_success, ParseInt32(c_str, &parsed_value)); |
| if (expected_parsing_success) { |
| EXPECT_EQ(expected_parsed_value, parsed_value); |
| } |
| } |
| |
| TEST(ParseInt32Test, Normal) { |
| TestParseInt32("2", true, 2); |
| TestParseInt32("-357", true, -357); |
| TestParseInt32("7", true, 7); |
| TestParseInt32("+7", true, 7); |
| TestParseInt32(" +7", true, 7); |
| TestParseInt32("-23", true, -23); |
| TestParseInt32(" -23", true, -23); |
| } |
| |
| TEST(ParseInt32Test, ErrorCases) { |
| TestParseInt32("", false); |
| TestParseInt32(" ", false); |
| TestParseInt32("not-a-number", false); |
| TestParseInt32("123a", false); |
| } |
| |
| void TestParseInt64(const char *c_str, bool expected_parsing_success, |
| int64 expected_parsed_value = 0) { |
| int64 parsed_value = 0; |
| EXPECT_EQ(expected_parsing_success, ParseInt64(c_str, &parsed_value)); |
| if (expected_parsing_success) { |
| EXPECT_EQ(expected_parsed_value, parsed_value); |
| } |
| } |
| |
| TEST(ParseInt64Test, Normal) { |
| TestParseInt64("2", true, 2); |
| TestParseInt64("-357", true, -357); |
| TestParseInt64("7", true, 7); |
| TestParseInt64("+7", true, 7); |
| TestParseInt64(" +7", true, 7); |
| TestParseInt64("-23", true, -23); |
| TestParseInt64(" -23", true, -23); |
| } |
| |
| TEST(ParseInt64Test, ErrorCases) { |
| TestParseInt64("", false); |
| TestParseInt64(" ", false); |
| TestParseInt64("not-a-number", false); |
| TestParseInt64("23z", false); |
| } |
| |
| void TestParseDouble(const char *c_str, bool expected_parsing_success, |
| double expected_parsed_value = 0.0) { |
| double parsed_value = 0.0; |
| EXPECT_EQ(expected_parsing_success, ParseDouble(c_str, &parsed_value)); |
| if (expected_parsing_success) { |
| EXPECT_NEAR(expected_parsed_value, parsed_value, 0.00001); |
| } |
| } |
| |
| TEST(ParseDoubleTest, Normal) { |
| TestParseDouble("2", true, 2.0); |
| TestParseDouble("-357.023", true, -357.023); |
| TestParseDouble("7.04", true, 7.04); |
| TestParseDouble("+7.2", true, 7.2); |
| TestParseDouble(" +7.236", true, 7.236); |
| TestParseDouble("-23.4", true, -23.4); |
| TestParseDouble(" -23.4", true, -23.4); |
| } |
| |
| TEST(ParseDoubleTest, ErrorCases) { |
| TestParseDouble("", false); |
| TestParseDouble(" ", false); |
| TestParseDouble("not-a-number", false); |
| TestParseDouble("23.5a", false); |
| } |
| } // namespace |
| } // namespace libtextclassifier3 |