2012-12-07 21:02:15 +04:00
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/*
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Formatting library tests.
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2012-12-12 19:44:41 +04:00
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Copyright (c) 2012, Victor Zverovich
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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2012-12-07 21:02:15 +04:00
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*/
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2012-12-12 21:29:32 +04:00
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#include <cctype>
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2012-12-07 21:02:15 +04:00
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#include <cfloat>
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#include <climits>
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#include <cstring>
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2012-12-12 08:48:49 +04:00
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#include <memory>
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2012-12-07 21:02:15 +04:00
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#include <gtest/gtest.h>
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#include "format.h"
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using std::size_t;
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using std::sprintf;
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2012-12-12 21:14:00 +04:00
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using fmt::internal::Array;
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2012-12-07 21:02:15 +04:00
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using fmt::Formatter;
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using fmt::Format;
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2012-12-08 05:48:10 +04:00
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using fmt::FormatError;
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#define FORMAT_TEST_THROW_(statement, expected_exception, message, fail) \
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GTEST_AMBIGUOUS_ELSE_BLOCKER_ \
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if (::testing::internal::ConstCharPtr gtest_msg = "") { \
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bool gtest_caught_expected = false; \
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try { \
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GTEST_SUPPRESS_UNREACHABLE_CODE_WARNING_BELOW_(statement); \
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} \
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catch (expected_exception const& e) { \
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gtest_caught_expected = true; \
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2012-12-13 03:21:11 +04:00
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if (std::strcmp(message, e.what()) != 0) \
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throw; \
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2012-12-08 05:48:10 +04:00
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} \
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catch (...) { \
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gtest_msg.value = \
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"Expected: " #statement " throws an exception of type " \
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#expected_exception ".\n Actual: it throws a different type."; \
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goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \
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} \
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if (!gtest_caught_expected) { \
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gtest_msg.value = \
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"Expected: " #statement " throws an exception of type " \
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#expected_exception ".\n Actual: it throws nothing."; \
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goto GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__); \
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} \
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} else \
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GTEST_CONCAT_TOKEN_(gtest_label_testthrow_, __LINE__): \
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fail(gtest_msg.value)
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#define EXPECT_THROW_MSG(statement, expected_exception, expected_message) \
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FORMAT_TEST_THROW_(statement, expected_exception, expected_message, \
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GTEST_NONFATAL_FAILURE_)
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2012-12-07 21:02:15 +04:00
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2012-12-09 21:03:47 +04:00
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class TestString {
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private:
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std::string value_;
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public:
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explicit TestString(const char *value = "") : value_(value) {}
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friend std::ostream &operator<<(std::ostream &os, const TestString &s) {
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os << s.value_;
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return os;
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}
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};
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2012-12-12 00:23:52 +04:00
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TEST(ArrayTest, Ctor) {
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2012-12-12 21:14:00 +04:00
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Array<char, 123> array;
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(0u, array.size());
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EXPECT_EQ(123u, array.capacity());
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2012-12-12 00:23:52 +04:00
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}
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TEST(ArrayTest, Access) {
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2012-12-12 21:14:00 +04:00
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Array<char, 10> array;
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2012-12-12 00:23:52 +04:00
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array[0] = 11;
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EXPECT_EQ(11, array[0]);
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array[3] = 42;
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EXPECT_EQ(42, *(&array[0] + 3));
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2012-12-12 21:14:00 +04:00
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const Array<char, 10> &carray = array;
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2012-12-12 00:23:52 +04:00
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EXPECT_EQ(42, carray[3]);
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}
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TEST(ArrayTest, Resize) {
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2012-12-12 21:14:00 +04:00
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Array<char, 123> array;
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2012-12-12 00:23:52 +04:00
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array[10] = 42;
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EXPECT_EQ(42, array[10]);
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array.resize(20);
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(20u, array.size());
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EXPECT_EQ(123u, array.capacity());
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2012-12-12 00:23:52 +04:00
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EXPECT_EQ(42, array[10]);
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array.resize(5);
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(5u, array.size());
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EXPECT_EQ(123u, array.capacity());
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2012-12-12 00:23:52 +04:00
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EXPECT_EQ(42, array[10]);
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}
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TEST(ArrayTest, Grow) {
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2012-12-12 21:14:00 +04:00
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Array<int, 10> array;
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2012-12-12 00:23:52 +04:00
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array.resize(10);
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for (int i = 0; i < 10; ++i)
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array[i] = i * i;
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array.resize(20);
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(20u, array.size());
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EXPECT_EQ(20u, array.capacity());
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2012-12-12 00:23:52 +04:00
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for (int i = 0; i < 10; ++i)
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EXPECT_EQ(i * i, array[i]);
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}
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TEST(ArrayTest, Clear) {
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2012-12-12 21:14:00 +04:00
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Array<char, 10> array;
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2012-12-12 00:23:52 +04:00
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array.resize(20);
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array.clear();
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(0u, array.size());
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EXPECT_EQ(20u, array.capacity());
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2012-12-12 00:23:52 +04:00
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}
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TEST(ArrayTest, PushBack) {
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2012-12-12 21:14:00 +04:00
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Array<int, 10> array;
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2012-12-12 00:23:52 +04:00
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array.push_back(11);
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EXPECT_EQ(11, array[0]);
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(1u, array.size());
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2012-12-12 00:23:52 +04:00
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array.resize(10);
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array.push_back(22);
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EXPECT_EQ(22, array[10]);
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(11u, array.size());
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EXPECT_EQ(15u, array.capacity());
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2012-12-12 00:23:52 +04:00
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}
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TEST(ArrayTest, Append) {
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2012-12-12 21:14:00 +04:00
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Array<char, 10> array;
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2012-12-12 00:23:52 +04:00
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const char *test = "test";
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array.append(test, test + 5);
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EXPECT_STREQ("test", &array[0]);
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(5u, array.size());
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2012-12-12 00:23:52 +04:00
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array.resize(10);
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array.append(test, test + 2);
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EXPECT_EQ('t', array[10]);
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EXPECT_EQ('e', array[11]);
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2012-12-12 09:47:05 +04:00
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EXPECT_EQ(12u, array.size());
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EXPECT_EQ(15u, array.capacity());
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2012-12-12 00:23:52 +04:00
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}
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2012-12-11 03:04:55 +04:00
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TEST(FormatterTest, Escape) {
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EXPECT_EQ("{", str(Format("{{")));
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EXPECT_EQ("before {", str(Format("before {{")));
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EXPECT_EQ("{ after", str(Format("{{ after")));
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EXPECT_EQ("before { after", str(Format("before {{ after")));
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EXPECT_EQ("}", str(Format("}}")));
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EXPECT_EQ("before }", str(Format("before }}")));
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EXPECT_EQ("} after", str(Format("}} after")));
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EXPECT_EQ("before } after", str(Format("before }} after")));
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EXPECT_EQ("{}", str(Format("{{}}")));
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EXPECT_EQ("{42}", str(Format("{{{0}}}") << 42));
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}
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TEST(FormatterTest, UnmatchedBraces) {
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EXPECT_THROW_MSG(Format("{"), FormatError, "unmatched '{' in format");
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EXPECT_THROW_MSG(Format("}"), FormatError, "unmatched '}' in format");
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EXPECT_THROW_MSG(Format("{0{}"), FormatError, "unmatched '{' in format");
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}
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2012-12-09 23:32:39 +04:00
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TEST(FormatterTest, NoArgs) {
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2012-12-08 05:48:10 +04:00
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EXPECT_EQ("test", str(Format("test")));
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}
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2012-12-10 23:08:16 +04:00
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TEST(FormatterTest, ArgsInDifferentPositions) {
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2012-12-08 05:48:10 +04:00
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EXPECT_EQ("42", str(Format("{0}") << 42));
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EXPECT_EQ("before 42", str(Format("before {0}") << 42));
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EXPECT_EQ("42 after", str(Format("{0} after") << 42));
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EXPECT_EQ("before 42 after", str(Format("before {0} after") << 42));
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EXPECT_EQ("answer = 42", str(Format("{0} = {1}") << "answer" << 42));
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2012-12-11 03:04:55 +04:00
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EXPECT_EQ("42 is the answer",
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str(Format("{1} is the {0}") << "answer" << 42));
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2012-12-08 05:48:10 +04:00
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EXPECT_EQ("abracadabra", str(Format("{0}{1}{0}") << "abra" << "cad"));
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}
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2012-12-09 23:32:39 +04:00
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TEST(FormatterTest, ArgErrors) {
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2012-12-08 20:17:12 +04:00
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EXPECT_THROW_MSG(Format("{"), FormatError, "unmatched '{' in format");
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2012-12-08 05:48:10 +04:00
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EXPECT_THROW_MSG(Format("{}"), FormatError,
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"missing argument index in format string");
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EXPECT_THROW_MSG(Format("{0"), FormatError, "unmatched '{' in format");
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2012-12-10 23:08:16 +04:00
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EXPECT_THROW_MSG(Format("{0}"), FormatError,
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2012-12-08 05:48:10 +04:00
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"argument index is out of range in format");
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2012-12-08 20:17:12 +04:00
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char format[256];
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std::sprintf(format, "{%u", UINT_MAX);
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EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
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std::sprintf(format, "{%u}", UINT_MAX);
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2012-12-10 23:08:16 +04:00
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EXPECT_THROW_MSG(Format(format), FormatError,
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2012-12-08 20:17:12 +04:00
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"argument index is out of range in format");
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if (ULONG_MAX > UINT_MAX) {
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std::sprintf(format, "{%lu", UINT_MAX + 1l);
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EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
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std::sprintf(format, "{%lu}", UINT_MAX + 1l);
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2012-12-09 06:45:35 +04:00
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EXPECT_THROW_MSG(Format(format),
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FormatError, "number is too big in format");
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2012-12-08 20:17:12 +04:00
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} else {
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std::sprintf(format, "{%u0", UINT_MAX);
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EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
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std::sprintf(format, "{%u0}", UINT_MAX);
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2012-12-09 06:45:35 +04:00
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EXPECT_THROW_MSG(Format(format),
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FormatError, "number is too big in format");
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2012-12-08 20:17:12 +04:00
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}
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2012-12-09 06:45:35 +04:00
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}
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2012-12-09 23:32:39 +04:00
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TEST(FormatterTest, EmptySpecs) {
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EXPECT_EQ("42", str(Format("{0:}") << 42));
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}
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TEST(FormatterTest, PlusFlag) {
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2012-12-09 06:45:35 +04:00
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EXPECT_EQ("+42", str(Format("{0:+}") << 42));
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EXPECT_EQ("-42", str(Format("{0:+}") << -42));
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EXPECT_EQ("+42", str(Format("{0:+}") << 42));
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2012-12-10 02:13:23 +04:00
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EXPECT_THROW_MSG(Format("{0:+}") << 42u,
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FormatError, "format specifier '+' requires signed argument");
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2012-12-09 06:45:35 +04:00
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EXPECT_EQ("+42", str(Format("{0:+}") << 42l));
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2012-12-10 02:13:23 +04:00
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EXPECT_THROW_MSG(Format("{0:+}") << 42ul,
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FormatError, "format specifier '+' requires signed argument");
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2012-12-09 06:45:35 +04:00
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EXPECT_EQ("+42", str(Format("{0:+}") << 42.0));
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EXPECT_EQ("+42", str(Format("{0:+}") << 42.0l));
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2012-12-09 23:32:39 +04:00
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EXPECT_THROW_MSG(Format("{0:+") << 'c',
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FormatError, "unmatched '{' in format");
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EXPECT_THROW_MSG(Format("{0:+}") << 'c',
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2012-12-10 02:13:23 +04:00
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FormatError, "format specifier '+' requires numeric argument");
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2012-12-09 06:45:35 +04:00
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EXPECT_THROW_MSG(Format("{0:+}") << "abc",
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2012-12-10 02:13:23 +04:00
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FormatError, "format specifier '+' requires numeric argument");
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EXPECT_THROW_MSG(Format("{0:+}") << reinterpret_cast<void*>(0x42),
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FormatError, "format specifier '+' requires numeric argument");
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2012-12-09 21:03:47 +04:00
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EXPECT_THROW_MSG(Format("{0:+}") << TestString(),
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2012-12-10 02:13:23 +04:00
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FormatError, "format specifier '+' requires numeric argument");
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2012-12-09 06:45:35 +04:00
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}
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2012-12-09 23:32:39 +04:00
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TEST(FormatterTest, ZeroFlag) {
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2012-12-09 06:45:35 +04:00
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EXPECT_EQ("42", str(Format("{0:0}") << 42));
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EXPECT_EQ("-0042", str(Format("{0:05}") << -42));
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EXPECT_EQ("00042", str(Format("{0:05}") << 42u));
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EXPECT_EQ("-0042", str(Format("{0:05}") << -42l));
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EXPECT_EQ("00042", str(Format("{0:05}") << 42ul));
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EXPECT_EQ("-0042", str(Format("{0:05}") << -42.0));
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EXPECT_EQ("-0042", str(Format("{0:05}") << -42.0l));
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2012-12-09 23:32:39 +04:00
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EXPECT_THROW_MSG(Format("{0:0") << 'c',
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FormatError, "unmatched '{' in format");
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EXPECT_THROW_MSG(Format("{0:05}") << 'c',
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2012-12-10 02:13:23 +04:00
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FormatError, "format specifier '0' requires numeric argument");
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2012-12-09 06:45:35 +04:00
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EXPECT_THROW_MSG(Format("{0:05}") << "abc",
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2012-12-10 02:13:23 +04:00
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FormatError, "format specifier '0' requires numeric argument");
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EXPECT_THROW_MSG(Format("{0:05}") << reinterpret_cast<void*>(0x42),
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FormatError, "format specifier '0' requires numeric argument");
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2012-12-09 21:03:47 +04:00
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EXPECT_THROW_MSG(Format("{0:05}") << TestString(),
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2012-12-10 02:13:23 +04:00
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FormatError, "format specifier '0' requires numeric argument");
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2012-12-07 21:02:15 +04:00
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}
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|
|
2012-12-09 23:32:39 +04:00
|
|
|
TEST(FormatterTest, Width) {
|
|
|
|
char format[256];
|
|
|
|
if (ULONG_MAX > UINT_MAX) {
|
|
|
|
std::sprintf(format, "{0:%lu", INT_MAX + 1l);
|
|
|
|
EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:%lu}", UINT_MAX + 1l);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
} else {
|
|
|
|
std::sprintf(format, "{0:%u0", UINT_MAX);
|
|
|
|
EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:%u0}", UINT_MAX);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
}
|
|
|
|
std::sprintf(format, "{0:%u", INT_MAX + 1u);
|
|
|
|
EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:%u}", INT_MAX + 1u);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
EXPECT_EQ(" -42", str(Format("{0:4}") << -42));
|
|
|
|
EXPECT_EQ(" 42", str(Format("{0:5}") << 42u));
|
|
|
|
EXPECT_EQ(" -42", str(Format("{0:6}") << -42l));
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_EQ(" 42", str(Format("{0:7}") << 42ul));
|
2012-12-09 23:32:39 +04:00
|
|
|
EXPECT_EQ(" -1.23", str(Format("{0:8}") << -1.23));
|
|
|
|
EXPECT_EQ(" -1.23", str(Format("{0:9}") << -1.23l));
|
|
|
|
EXPECT_EQ(" 0xcafe",
|
|
|
|
str(Format("{0:10}") << reinterpret_cast<void*>(0xcafe)));
|
|
|
|
EXPECT_EQ("x ", str(Format("{0:11}") << 'x'));
|
2012-12-10 23:08:16 +04:00
|
|
|
EXPECT_EQ("str ", str(Format("{0:12}") << "str"));
|
|
|
|
EXPECT_EQ("test ", str(Format("{0:13}") << TestString("test")));
|
2012-12-07 21:02:15 +04:00
|
|
|
}
|
|
|
|
|
2012-12-10 02:13:23 +04:00
|
|
|
TEST(FormatterTest, Precision) {
|
|
|
|
char format[256];
|
|
|
|
if (ULONG_MAX > UINT_MAX) {
|
|
|
|
std::sprintf(format, "{0:.%lu", INT_MAX + 1l);
|
|
|
|
EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:.%lu}", UINT_MAX + 1l);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
} else {
|
|
|
|
std::sprintf(format, "{0:.%u0", UINT_MAX);
|
|
|
|
EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:.%u0}", UINT_MAX);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
}
|
|
|
|
|
|
|
|
std::sprintf(format, "{0:.%u", INT_MAX + 1u);
|
|
|
|
EXPECT_THROW_MSG(Format(format), FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:.%u}", INT_MAX + 1u);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.") << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.}") << 0,
|
|
|
|
FormatError, "missing precision in format");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2") << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << 42,
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << 42,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << 42u,
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << 42u,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << 42l,
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << 42l,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << 42ul,
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << 42ul,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_EQ("1.2", str(Format("{0:.2}") << 1.2345));
|
|
|
|
EXPECT_EQ("1.2", str(Format("{0:.2}") << 1.2345l));
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << reinterpret_cast<void*>(0xcafe),
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << reinterpret_cast<void*>(0xcafe),
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << 'x',
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << 'x',
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << "str",
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << "str",
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.2}") << TestString(),
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
2012-12-10 02:13:23 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:.2f}") << TestString(),
|
2012-12-10 23:08:16 +04:00
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
}
|
|
|
|
|
2012-12-13 03:21:11 +04:00
|
|
|
TEST(FormatterTest, RuntimePrecision) {
|
|
|
|
char format[256];
|
|
|
|
if (ULONG_MAX > UINT_MAX) {
|
|
|
|
std::sprintf(format, "{0:.{%lu", INT_MAX + 1l);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:.{%lu}", INT_MAX + 1l);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:.{%lu}}", UINT_MAX + 1l);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
} else {
|
|
|
|
std::sprintf(format, "{0:.{%u0", UINT_MAX);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:.{%u0}", UINT_MAX);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
std::sprintf(format, "{0:.{%u0}}", UINT_MAX);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << 0,
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
}
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{") << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{}") << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{}}") << 0,
|
|
|
|
FormatError, "missing argument index in format string");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}") << 0 << 0,
|
|
|
|
FormatError, "unmatched '{' in format");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0,
|
|
|
|
FormatError, "argument index is out of range in format");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0 << -1,
|
|
|
|
FormatError, "negative precision in format");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0 << (INT_MAX + 1u),
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0 << -1l,
|
|
|
|
FormatError, "negative precision in format");
|
|
|
|
if (sizeof(long) > sizeof(int)) {
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0 << (INT_MAX + 1l),
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
}
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0 << (INT_MAX + 1ul),
|
|
|
|
FormatError, "number is too big in format");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0 << '0',
|
|
|
|
FormatError, "precision is not integer");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 0 << 0.0,
|
|
|
|
FormatError, "precision is not integer");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 42 << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << 42 << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 42u << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << 42u << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 42l << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << 42l << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 42ul << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << 42ul << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_EQ("1.2", str(Format("{0:.{1}}") << 1.2345 << 2));
|
|
|
|
EXPECT_EQ("1.2", str(Format("{1:.{0}}") << 2 << 1.2345l));
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << reinterpret_cast<void*>(0xcafe) << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << reinterpret_cast<void*>(0xcafe) << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << 'x' << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << 'x' << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << "str" << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << "str" << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}}") << TestString() << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
EXPECT_THROW_MSG(Format("{0:.{1}f}") << TestString() << 2,
|
|
|
|
FormatError, "precision specifier requires floating-point argument");
|
|
|
|
}
|
|
|
|
|
2012-12-11 01:30:06 +04:00
|
|
|
template <typename T>
|
|
|
|
void CheckUnknownTypes(
|
|
|
|
const T &value, const char *types, const char *type_name) {
|
|
|
|
char format[256], message[256];
|
|
|
|
const char *special = ".0123456789}";
|
|
|
|
for (int c = CHAR_MIN; c <= CHAR_MAX; ++c) {
|
|
|
|
if (std::strchr(types, c) || std::strchr(special, c) || !c) continue;
|
2012-12-12 09:47:05 +04:00
|
|
|
sprintf(format, "{0:1%c}", c);
|
2012-12-11 01:30:06 +04:00
|
|
|
if (std::isprint(c))
|
|
|
|
sprintf(message, "unknown format code '%c' for %s", c, type_name);
|
|
|
|
else
|
|
|
|
sprintf(message, "unknown format code '\\x%02x' for %s", c, type_name);
|
|
|
|
EXPECT_THROW_MSG(Format(format) << value, FormatError, message)
|
|
|
|
<< format << " " << message;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-12-11 00:16:02 +04:00
|
|
|
TEST(FormatterTest, FormatInt) {
|
2012-12-10 23:08:16 +04:00
|
|
|
EXPECT_THROW_MSG(Format("{0:v") << 42,
|
|
|
|
FormatError, "unmatched '{' in format");
|
2012-12-11 01:30:06 +04:00
|
|
|
CheckUnknownTypes(42, "doxX", "integer");
|
2012-12-10 02:13:23 +04:00
|
|
|
}
|
|
|
|
|
2012-12-10 23:08:16 +04:00
|
|
|
TEST(FormatterTest, FormatDec) {
|
|
|
|
EXPECT_EQ("0", str(Format("{0}") << 0));
|
2012-12-08 05:48:10 +04:00
|
|
|
EXPECT_EQ("42", str(Format("{0}") << 42));
|
2012-12-10 23:08:16 +04:00
|
|
|
EXPECT_EQ("42", str(Format("{0:d}") << 42));
|
|
|
|
EXPECT_EQ("42", str(Format("{0}") << 42u));
|
|
|
|
EXPECT_EQ("-42", str(Format("{0}") << -42));
|
|
|
|
EXPECT_EQ("12345", str(Format("{0}") << 12345));
|
|
|
|
EXPECT_EQ("67890", str(Format("{0}") << 67890));
|
|
|
|
char buffer[256];
|
|
|
|
sprintf(buffer, "%d", INT_MIN);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0}") << INT_MIN));
|
|
|
|
sprintf(buffer, "%d", INT_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0}") << INT_MAX));
|
|
|
|
sprintf(buffer, "%u", UINT_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0}") << UINT_MAX));
|
|
|
|
sprintf(buffer, "%ld", 0ul - LONG_MIN);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0}") << LONG_MIN));
|
|
|
|
sprintf(buffer, "%ld", LONG_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0}") << LONG_MAX));
|
|
|
|
sprintf(buffer, "%lu", ULONG_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0}") << ULONG_MAX));
|
|
|
|
}
|
|
|
|
|
|
|
|
TEST(FormatterTest, FormatHex) {
|
|
|
|
EXPECT_EQ("0", str(Format("{0:x}") << 0));
|
|
|
|
EXPECT_EQ("42", str(Format("{0:x}") << 0x42));
|
|
|
|
EXPECT_EQ("42", str(Format("{0:x}") << 0x42u));
|
|
|
|
EXPECT_EQ("-42", str(Format("{0:x}") << -0x42));
|
|
|
|
EXPECT_EQ("12345678", str(Format("{0:x}") << 0x12345678));
|
|
|
|
EXPECT_EQ("90abcdef", str(Format("{0:x}") << 0x90abcdef));
|
|
|
|
EXPECT_EQ("12345678", str(Format("{0:X}") << 0x12345678));
|
|
|
|
EXPECT_EQ("90ABCDEF", str(Format("{0:X}") << 0x90ABCDEF));
|
|
|
|
char buffer[256];
|
|
|
|
sprintf(buffer, "-%x", 0u - INT_MIN);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:x}") << INT_MIN));
|
|
|
|
sprintf(buffer, "%x", INT_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:x}") << INT_MAX));
|
|
|
|
sprintf(buffer, "%x", UINT_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:x}") << UINT_MAX));
|
|
|
|
sprintf(buffer, "-%lx", 0ul - LONG_MIN);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:x}") << LONG_MIN));
|
|
|
|
sprintf(buffer, "%lx", LONG_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:x}") << LONG_MAX));
|
|
|
|
sprintf(buffer, "%lx", ULONG_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:x}") << ULONG_MAX));
|
2012-12-09 21:03:47 +04:00
|
|
|
}
|
|
|
|
|
2012-12-10 23:51:45 +04:00
|
|
|
TEST(FormatterTest, FormatOct) {
|
|
|
|
EXPECT_EQ("0", str(Format("{0:o}") << 0));
|
|
|
|
EXPECT_EQ("42", str(Format("{0:o}") << 042));
|
|
|
|
EXPECT_EQ("42", str(Format("{0:o}") << 042u));
|
|
|
|
EXPECT_EQ("-42", str(Format("{0:o}") << -042));
|
|
|
|
EXPECT_EQ("12345670", str(Format("{0:o}") << 012345670));
|
|
|
|
char buffer[256];
|
|
|
|
sprintf(buffer, "-%o", 0u - INT_MIN);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:o}") << INT_MIN));
|
|
|
|
sprintf(buffer, "%o", INT_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:o}") << INT_MAX));
|
|
|
|
sprintf(buffer, "%o", UINT_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:o}") << UINT_MAX));
|
|
|
|
sprintf(buffer, "-%lo", 0ul - LONG_MIN);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:o}") << LONG_MIN));
|
|
|
|
sprintf(buffer, "%lo", LONG_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:o}") << LONG_MAX));
|
|
|
|
sprintf(buffer, "%lo", ULONG_MAX);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:o}") << ULONG_MAX));
|
|
|
|
}
|
|
|
|
|
2012-12-11 00:16:02 +04:00
|
|
|
TEST(FormatterTest, FormatDouble) {
|
2012-12-11 01:30:06 +04:00
|
|
|
CheckUnknownTypes(1.2, "eEfFgG", "double");
|
2012-12-11 00:16:02 +04:00
|
|
|
EXPECT_EQ("0", str(Format("{0:}") << 0.0));
|
|
|
|
EXPECT_EQ("0.000000", str(Format("{0:f}") << 0.0));
|
|
|
|
EXPECT_EQ("392.65", str(Format("{0:}") << 392.65));
|
|
|
|
EXPECT_EQ("392.65", str(Format("{0:g}") << 392.65));
|
|
|
|
EXPECT_EQ("392.65", str(Format("{0:G}") << 392.65));
|
|
|
|
EXPECT_EQ("392.650000", str(Format("{0:f}") << 392.65));
|
|
|
|
EXPECT_EQ("392.650000", str(Format("{0:F}") << 392.65));
|
2012-12-12 22:11:40 +04:00
|
|
|
char buffer[256];
|
|
|
|
sprintf(buffer, "%e", 392.65);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:e}") << 392.65));
|
|
|
|
sprintf(buffer, "%E", 392.65);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:E}") << 392.65));
|
2012-12-11 00:16:02 +04:00
|
|
|
EXPECT_EQ("+0000392.6", str(Format("{0:+010.4g}") << 392.65));
|
|
|
|
}
|
|
|
|
|
|
|
|
TEST(FormatterTest, FormatLongDouble) {
|
|
|
|
EXPECT_EQ("0", str(Format("{0:}") << 0.0l));
|
|
|
|
EXPECT_EQ("0.000000", str(Format("{0:f}") << 0.0l));
|
|
|
|
EXPECT_EQ("392.65", str(Format("{0:}") << 392.65l));
|
|
|
|
EXPECT_EQ("392.65", str(Format("{0:g}") << 392.65l));
|
|
|
|
EXPECT_EQ("392.65", str(Format("{0:G}") << 392.65l));
|
|
|
|
EXPECT_EQ("392.650000", str(Format("{0:f}") << 392.65l));
|
|
|
|
EXPECT_EQ("392.650000", str(Format("{0:F}") << 392.65l));
|
2012-12-12 22:11:40 +04:00
|
|
|
char buffer[256];
|
2012-12-12 23:32:13 +04:00
|
|
|
sprintf(buffer, "%Le", 392.65l);
|
|
|
|
EXPECT_EQ(buffer, str(Format("{0:e}") << 392.65l));
|
|
|
|
sprintf(buffer, "%LE", 392.65l);
|
2012-12-11 00:16:02 +04:00
|
|
|
EXPECT_EQ("+0000392.6", str(Format("{0:+010.4g}") << 392.65l));
|
|
|
|
}
|
|
|
|
|
2012-12-09 23:32:39 +04:00
|
|
|
TEST(FormatterTest, FormatChar) {
|
2012-12-11 01:30:06 +04:00
|
|
|
CheckUnknownTypes('a', "c", "char");
|
|
|
|
EXPECT_EQ("a", str(Format("{0}") << 'a'));
|
|
|
|
EXPECT_EQ("z", str(Format("{0:c}") << 'z'));
|
2012-12-09 23:32:39 +04:00
|
|
|
}
|
|
|
|
|
2012-12-11 01:30:06 +04:00
|
|
|
TEST(FormatterTest, FormatCString) {
|
|
|
|
CheckUnknownTypes("test", "s", "string");
|
|
|
|
EXPECT_EQ("test", str(Format("{0}") << "test"));
|
|
|
|
EXPECT_EQ("test", str(Format("{0:s}") << "test"));
|
2012-12-09 21:03:47 +04:00
|
|
|
}
|
|
|
|
|
2012-12-10 23:08:16 +04:00
|
|
|
TEST(FormatterTest, FormatPointer) {
|
2012-12-11 01:30:06 +04:00
|
|
|
CheckUnknownTypes(reinterpret_cast<void*>(0x1234), "p", "pointer");
|
2012-12-10 23:08:16 +04:00
|
|
|
EXPECT_EQ("0x0", str(Format("{0}") << reinterpret_cast<void*>(0)));
|
2012-12-11 01:30:06 +04:00
|
|
|
EXPECT_EQ("0x1234", str(Format("{0}") << reinterpret_cast<void*>(0x1234)));
|
|
|
|
EXPECT_EQ("0x1234", str(Format("{0:p}") << reinterpret_cast<void*>(0x1234)));
|
|
|
|
}
|
|
|
|
|
|
|
|
TEST(FormatterTest, FormatString) {
|
|
|
|
EXPECT_EQ("test", str(Format("{0}") << std::string("test")));
|
2012-12-10 23:08:16 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
class Date {
|
|
|
|
int year_, month_, day_;
|
|
|
|
public:
|
|
|
|
Date(int year, int month, int day) : year_(year), month_(month), day_(day) {}
|
|
|
|
|
|
|
|
friend std::ostream &operator<<(std::ostream &os, const Date &d) {
|
|
|
|
os << d.year_ << '-' << d.month_ << '-' << d.day_;
|
|
|
|
return os;
|
|
|
|
}
|
|
|
|
};
|
|
|
|
|
2012-12-11 01:30:06 +04:00
|
|
|
TEST(FormatterTest, FormatCustom) {
|
2012-12-09 21:03:47 +04:00
|
|
|
EXPECT_EQ("a string", str(Format("{0}") << TestString("a string")));
|
2012-12-10 23:08:16 +04:00
|
|
|
std::string s = str(fmt::Format("The date is {0}") << Date(2012, 12, 9));
|
|
|
|
EXPECT_EQ("The date is 2012-12-9", s);
|
2012-12-11 01:30:06 +04:00
|
|
|
Date date(2012, 12, 9);
|
|
|
|
CheckUnknownTypes(date, "", "object");
|
2012-12-09 21:03:47 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
TEST(FormatterTest, FormatStringFromSpeedTest) {
|
|
|
|
EXPECT_EQ("1.2340000000:0042:+3.13:str:0x3e8:X:%",
|
|
|
|
str(Format("{0:0.10f}:{1:04}:{2:+g}:{3}:{4}:{5}:%")
|
|
|
|
<< 1.234 << 42 << 3.13 << "str"
|
|
|
|
<< reinterpret_cast<void*>(1000) << 'X'));
|
2012-12-07 21:02:15 +04:00
|
|
|
}
|
2012-12-11 08:37:35 +04:00
|
|
|
|
2012-12-12 01:54:53 +04:00
|
|
|
TEST(FormatterTest, FormatterCtor) {
|
|
|
|
Formatter format;
|
2012-12-12 09:47:05 +04:00
|
|
|
EXPECT_EQ(0u, format.size());
|
2012-12-12 01:54:53 +04:00
|
|
|
EXPECT_STREQ("", format.data());
|
|
|
|
EXPECT_STREQ("", format.c_str());
|
|
|
|
EXPECT_EQ("", format.str());
|
|
|
|
format("part{0}") << 1;
|
|
|
|
format("part{0}") << 2;
|
|
|
|
EXPECT_EQ("part1part2", format.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
TEST(FormatterTest, FormatterAppend) {
|
|
|
|
Formatter format;
|
|
|
|
format("part{0}") << 1;
|
|
|
|
EXPECT_EQ(strlen("part1"), format.size());
|
|
|
|
EXPECT_STREQ("part1", format.c_str());
|
|
|
|
EXPECT_STREQ("part1", format.data());
|
|
|
|
EXPECT_EQ("part1", format.str());
|
|
|
|
format("part{0}") << 2;
|
|
|
|
EXPECT_EQ(strlen("part1part2"), format.size());
|
|
|
|
EXPECT_STREQ("part1part2", format.c_str());
|
|
|
|
EXPECT_STREQ("part1part2", format.data());
|
|
|
|
EXPECT_EQ("part1part2", format.str());
|
|
|
|
}
|
|
|
|
|
|
|
|
TEST(FormatterTest, FormatterExample) {
|
2012-12-11 08:37:35 +04:00
|
|
|
Formatter format;
|
|
|
|
format("Current point:\n");
|
|
|
|
format("({0:+f}, {1:+f})\n") << -3.14 << 3.14;
|
2012-12-12 01:54:53 +04:00
|
|
|
EXPECT_EQ("Current point:\n(-3.140000, +3.140000)\n", format.str());
|
|
|
|
}
|
|
|
|
|
2012-12-12 04:26:04 +04:00
|
|
|
TEST(FormatterTest, ArgInserter) {
|
|
|
|
Formatter format;
|
|
|
|
EXPECT_EQ("1", str(format("{0}") << 1));
|
|
|
|
EXPECT_STREQ("12", c_str(format("{0}") << 2));
|
|
|
|
}
|
|
|
|
|
2012-12-12 08:48:49 +04:00
|
|
|
struct CountCalls {
|
|
|
|
int &num_calls;
|
2012-12-12 04:26:04 +04:00
|
|
|
|
2012-12-12 08:48:49 +04:00
|
|
|
CountCalls(int &num_calls) : num_calls(num_calls) {}
|
2012-12-12 04:26:04 +04:00
|
|
|
|
|
|
|
void operator()(const Formatter &) const {
|
2012-12-12 08:48:49 +04:00
|
|
|
++num_calls;
|
2012-12-12 04:26:04 +04:00
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
TEST(ActiveFormatterTest, Action) {
|
2012-12-12 08:48:49 +04:00
|
|
|
int num_calls = 0;
|
2012-12-12 04:26:04 +04:00
|
|
|
{
|
2012-12-12 08:48:49 +04:00
|
|
|
fmt::ActiveFormatter<CountCalls> af("test", CountCalls(num_calls));
|
|
|
|
EXPECT_EQ(0, num_calls);
|
2012-12-12 04:26:04 +04:00
|
|
|
}
|
2012-12-12 08:48:49 +04:00
|
|
|
EXPECT_EQ(1, num_calls);
|
|
|
|
}
|
|
|
|
|
|
|
|
TEST(ActiveFormatterTest, Copy) {
|
|
|
|
int num_calls = 0;
|
|
|
|
typedef fmt::ActiveFormatter<CountCalls> AF;
|
|
|
|
std::auto_ptr<AF> af(new AF("test", CountCalls(num_calls)));
|
|
|
|
EXPECT_EQ(0, num_calls);
|
|
|
|
{
|
|
|
|
AF copy(*af);
|
|
|
|
EXPECT_EQ(0, num_calls);
|
|
|
|
af.reset();
|
|
|
|
EXPECT_EQ(0, num_calls);
|
|
|
|
}
|
|
|
|
EXPECT_EQ(1, num_calls);
|
|
|
|
}
|
|
|
|
|
|
|
|
TEST(ActiveFormatterTest, ActionNotCalledOnError) {
|
|
|
|
int num_calls = 0;
|
|
|
|
{
|
|
|
|
EXPECT_THROW(
|
|
|
|
fmt::ActiveFormatter<CountCalls> af("{0", CountCalls(num_calls)),
|
|
|
|
FormatError);
|
|
|
|
}
|
|
|
|
EXPECT_EQ(0, num_calls);
|
2012-12-12 04:26:04 +04:00
|
|
|
}
|
|
|
|
|
|
|
|
TEST(ActiveFormatterTest, ArgLifetime) {
|
|
|
|
// The following code is for testing purposes only. It is a definite abuse
|
|
|
|
// of the API and shouldn't be used in real applications.
|
|
|
|
const fmt::ActiveFormatter<fmt::Ignore> &af = fmt::Format("{0}");
|
|
|
|
const_cast<fmt::ActiveFormatter<fmt::Ignore>&>(af) << std::string("test");
|
2012-12-12 04:30:37 +04:00
|
|
|
// String object passed as an argument to ActiveFormatter has
|
|
|
|
// been destroyed, but ArgInserter dtor hasn't been called yet.
|
|
|
|
// But that's OK since the Arg's dtor takes care of this and
|
|
|
|
// calls Format.
|
2012-12-12 04:26:04 +04:00
|
|
|
EXPECT_EQ("test", str(af));
|
|
|
|
}
|
|
|
|
|
2012-12-12 01:54:53 +04:00
|
|
|
struct PrintError {
|
|
|
|
void operator()(const fmt::Formatter &f) const {
|
2012-12-12 09:47:05 +04:00
|
|
|
std::cerr << "Error: " << f.str() << std::endl;
|
2012-12-12 01:54:53 +04:00
|
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
fmt::ActiveFormatter<PrintError> ReportError(const char *format) {
|
|
|
|
fmt::ActiveFormatter<PrintError> af(format);
|
|
|
|
return af;
|
2012-12-11 08:37:35 +04:00
|
|
|
}
|
|
|
|
|
2012-12-12 04:26:04 +04:00
|
|
|
TEST(ActiveFormatterTest, Example) {
|
2012-12-12 01:54:53 +04:00
|
|
|
std::string path = "somefile";
|
|
|
|
ReportError("File not found: {0}") << path;
|
|
|
|
}
|