98 lines
2.4 KiB
C++
98 lines
2.4 KiB
C++
/** @file testRESearch.cxx
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** Unit Tests for Scintilla internal data structures
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**/
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#include <cstddef>
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#include <cstring>
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#include <stdexcept>
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#include <string>
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#include <string_view>
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#include <vector>
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#include <array>
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#include <optional>
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#include <algorithm>
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#include <memory>
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#include "ScintillaTypes.h"
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#include "Debugging.h"
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#include "Position.h"
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#include "SplitVector.h"
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#include "Partitioning.h"
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#include "RunStyles.h"
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#include "CellBuffer.h"
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#include "CharClassify.h"
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#include "RESearch.h"
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#include "catch.hpp"
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using namespace Scintilla;
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using namespace Scintilla::Internal;
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class StringCI : public CharacterIndexer {
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std::string s;
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public:
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explicit StringCI(std::string_view sv_) : s(sv_) {
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}
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virtual ~StringCI() = default;
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[[nodiscard]] Sci::Position Length() const noexcept {
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return s.length();
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}
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char CharAt(Sci::Position index) const override {
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return s.at(index);
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}
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Sci::Position MovePositionOutsideChar(Sci::Position pos, [[maybe_unused]] Sci::Position moveDir) const noexcept override {
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return pos;
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}
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[[nodiscard]] std::string GetCharRange(Sci::Position position, Sci::Position lengthRetrieve) const {
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return s.substr(position, lengthRetrieve);
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}
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};
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// Test RESearch.
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TEST_CASE("RESearch") {
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CharClassify cc;
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constexpr std::string_view sTextSpace = "Scintilla ";
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constexpr std::string_view pattern = "[a-z]+";
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SECTION("Compile") {
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RESearch re(&cc);
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const char *msg = re.Compile(pattern.data(), pattern.length(), true, false);
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REQUIRE(nullptr == msg);
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}
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SECTION("Bug2413") {
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// Check for https://sourceforge.net/p/scintilla/bugs/2413/
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RESearch re(&cc);
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constexpr std::string_view BOW = "\\<";
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constexpr std::string_view EOW = "\\>";
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const char *msg = re.Compile(BOW.data(), BOW.length(), true, false);
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REQUIRE(nullptr == msg);
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msg = re.Compile(EOW.data(), EOW.length(), true, false);
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REQUIRE(nullptr == msg);
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}
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SECTION("Execute") {
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RESearch re(&cc);
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re.Compile(pattern.data(), pattern.length(), true, false);
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const StringCI sci(sTextSpace);
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const int x = re.Execute(sci, 0, sci.Length());
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REQUIRE(x == 1);
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REQUIRE(re.bopat[0] == 1);
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REQUIRE(re.eopat[0] == sci.Length() - 1);
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}
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SECTION("Grab") {
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RESearch re(&cc);
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re.Compile(pattern.data(), pattern.length(), true, false);
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const StringCI sci(sTextSpace);
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re.Execute(sci, 0, sci.Length());
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const std::string pat = sci.GetCharRange(re.bopat[0], re.eopat[0] - re.bopat[0]);
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REQUIRE(pat == "cintilla");
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}
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}
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