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95 lines
2.5 KiB
C++
95 lines
2.5 KiB
C++
/*
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Tests of container utilities
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Copyright (c) 2012 - 2016, Victor Zverovich
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All rights reserved.
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For the license information refer to format.h.
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*/
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#include "fmt/container.h"
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#include "gtest/gtest.h"
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using fmt::internal::ContainerBuffer;
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TEST(ContainerBufferTest, Empty) {
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std::string data;
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ContainerBuffer<std::string> buffer(data);
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EXPECT_EQ(0u, buffer.size());
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EXPECT_EQ(0u, buffer.capacity());
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}
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TEST(ContainerBufferTest, Reserve) {
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std::string data;
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ContainerBuffer<std::string> buffer(data);
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std::size_t capacity = std::string().capacity() + 10;
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buffer.reserve(capacity);
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EXPECT_EQ(0u, buffer.size());
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EXPECT_EQ(capacity, buffer.capacity());
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}
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TEST(ContainerBufferTest, Resize) {
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std::string data;
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ContainerBuffer<std::string> buffer(data);
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std::size_t size = std::string().capacity() + 10;
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buffer.resize(size);
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EXPECT_EQ(size, buffer.size());
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EXPECT_EQ(size, buffer.capacity());
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}
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TEST(ContainerBufferTest, Append) {
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std::string data("Why so");
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const std::string serious(" serious");
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ContainerBuffer<std::string> buffer(data);
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buffer.append(serious.c_str(), serious.c_str() + serious.length());
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EXPECT_EQ("Why so serious", data);
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EXPECT_EQ(data.length(), buffer.size());
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}
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TEST(BasicContainerWriterTest, String) {
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std::string data;
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fmt::BasicContainerWriter<std::string> out(data);
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out << "The answer is " << 42 << "\n";
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EXPECT_EQ("The answer is 42\n", data);
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EXPECT_EQ(17u, out.size());
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}
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TEST(BasicContainerWriterTest, WString) {
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std::wstring data;
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fmt::BasicContainerWriter<std::wstring> out(data);
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out << "The answer is " << 42 << "\n";
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EXPECT_EQ(L"The answer is 42\n", data);
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EXPECT_EQ(17u, out.size());
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}
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TEST(BasicContainerWriterTest, Vector) {
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std::vector<char> data;
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fmt::BasicContainerWriter<std::vector<char> > out(data);
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out << "The answer is " << 42 << "\n";
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EXPECT_EQ(17u, data.size());
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EXPECT_EQ(out.size(), data.size());
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}
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TEST(BasicContainerWriterTest, StringAppend) {
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std::string data("The");
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fmt::BasicContainerWriter<std::string> out(data);
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EXPECT_EQ(3u, data.size());
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EXPECT_EQ(3u, out.size());
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out << " answer is " << 42 << "\n";
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EXPECT_EQ("The answer is 42\n", data);
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EXPECT_EQ(17u, out.size());
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}
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TEST(BasicContainerWriterTest, VectorAppend) {
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std::vector<char> data;
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data.push_back('T');
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data.push_back('h');
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data.push_back('e');
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fmt::BasicContainerWriter<std::vector<char> > out(data);
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EXPECT_EQ(3u, data.size());
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EXPECT_EQ(3u, out.size());
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out << " answer is " << 42 << "\n";
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EXPECT_EQ(17u, data.size());
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EXPECT_EQ(17u, out.size());
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}
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