notepad-plus-plus/scintilla/test/unit/testRESearch.cxx

78 lines
1.7 KiB
C++

/** @file testRESearch.cxx
** Unit Tests for Scintilla internal data structures
**/
#include <cstddef>
#include <cstring>
#include <stdexcept>
#include <string_view>
#include <vector>
#include <optional>
#include <algorithm>
#include <memory>
#include "ScintillaTypes.h"
#include "Debugging.h"
#include "Position.h"
#include "SplitVector.h"
#include "Partitioning.h"
#include "RunStyles.h"
#include "CellBuffer.h"
#include "CharClassify.h"
#include "RESearch.h"
#include "catch.hpp"
using namespace Scintilla;
using namespace Scintilla::Internal;
class StringCI : public CharacterIndexer {
std::string s;
public:
StringCI(std::string_view sv_) : s(sv_) {
}
Sci::Position Length() const noexcept {
return s.length();
}
char CharAt(Sci::Position index) const override {
return s.at(index);
}
};
// Test RESearch.
TEST_CASE("RESearch") {
CharClassify cc;
const char sTextSpace[] = "Scintilla ";
const char pattern[] = "[a-z]+";
SECTION("Compile") {
std::unique_ptr<RESearch> re = std::make_unique<RESearch>(&cc);
const char *msg = re->Compile(pattern, strlen(pattern), true, false);
REQUIRE(nullptr == msg);
}
SECTION("Execute") {
std::unique_ptr<RESearch> re = std::make_unique<RESearch>(&cc);
re->Compile(pattern, strlen(pattern), true, false);
StringCI sci(sTextSpace);
const int x = re->Execute(sci, 0, sci.Length());
REQUIRE(x == 1);
REQUIRE(re->bopat[0] == 1);
REQUIRE(re->eopat[0] == sci.Length() - 1);
}
SECTION("Grab") {
std::unique_ptr<RESearch> re = std::make_unique<RESearch>(&cc);
re->Compile(pattern, strlen(pattern), true, false);
StringCI sci(sTextSpace);
re->Execute(sci, 0, sci.Length());
re->GrabMatches(sci);
REQUIRE(re->pat[0] == "cintilla");
}
}