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#include "fmt.hh"
#include <gtest/gtest.h>
#include <regex>
namespace nix {
/* ----------- tests for fmt.hh -------------------------------------------------*/
TEST(hiliteMatches, noHighlight) {
ASSERT_STREQ(hiliteMatches("Hello, world!", std::vector<std::smatch>(), "(", ")").c_str(), "Hello, world!");
}
TEST(hiliteMatches, simpleHighlight) {
std::string str = "Hello, world!";
std::regex re = std::regex("world");
auto matches = std::vector(std::sregex_iterator(str.begin(), str.end(), re), std::sregex_iterator());
ASSERT_STREQ(
hiliteMatches(str, matches, "(", ")").c_str(),
"Hello, (world)!"
);
}
TEST(hiliteMatches, multipleMatches) {
std::string str = "Hello, world, world, world, world, world, world, Hello!";
std::regex re = std::regex("world");
auto matches = std::vector(std::sregex_iterator(str.begin(), str.end(), re), std::sregex_iterator());
ASSERT_STREQ(
hiliteMatches(str, matches, "(", ")").c_str(),
"Hello, (world), (world), (world), (world), (world), (world), Hello!"
);
}
TEST(hiliteMatches, overlappingMatches) {
std::string str = "world, Hello, world, Hello, world, Hello, world, Hello, world!";
std::regex re = std::regex("Hello, world");
std::regex re2 = std::regex("world, Hello");
auto v = std::vector(std::sregex_iterator(str.begin(), str.end(), re), std::sregex_iterator());
for(auto it = std::sregex_iterator(str.begin(), str.end(), re2); it != std::sregex_iterator(); ++it) {
v.push_back(*it);
}
ASSERT_STREQ(
hiliteMatches(str, v, "(", ")").c_str(),
"(world, Hello, world, Hello, world, Hello, world, Hello, world)!"
);
}
TEST(hiliteMatches, complexOverlappingMatches) {
std::string str = "legacyPackages.x86_64-linux.git-crypt";
std::vector regexes = {
std::regex("t-cry"),
std::regex("ux\\.git-cry"),
std::regex("git-c"),
std::regex("pt"),
};
std::vector<std::smatch> matches;
for(auto regex : regexes)
{
for(auto it = std::sregex_iterator(str.begin(), str.end(), regex); it != std::sregex_iterator(); ++it) {
matches.push_back(*it);
}
}
ASSERT_STREQ(
hiliteMatches(str, matches, "(", ")").c_str(),
"legacyPackages.x86_64-lin(ux.git-crypt)"
);
}
}
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