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382 lines
9.5 KiB
C++
382 lines
9.5 KiB
C++
/** @file testRunStyles.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_view>
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#include <vector>
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#include <optional>
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#include <algorithm>
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#include <memory>
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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 "catch.hpp"
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using namespace Scintilla::Internal;
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// Test RunStyles.
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using UniqueInt = std::unique_ptr<int>;
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TEST_CASE("CompileCopying RunStyles") {
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// These are compile-time tests to check that basic copy and move
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// operations are defined correctly.
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SECTION("CopyingMoving") {
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RunStyles<int, int> s;
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RunStyles<int, int> s2;
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// Copy constructor
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RunStyles<int, int> sa(s);
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// Copy assignment fails
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RunStyles<int, int> sb;
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sb = s;
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// Move constructor
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RunStyles<int, int> sc(std::move(s));
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// Move assignment
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RunStyles<int, int> sd;
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sd = (std::move(s2));
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}
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#if defined(SHOW_COPY_BUILD_FAILURES)
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// It should be reasonable to instantiate RunStyles where STYLE is move-only but fails
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SECTION("MoveOnly") {
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RunStyles<int, UniqueInt> s;
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// Copy is not defined for std::unique_ptr
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// Copy constructor fails
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RunStyles<int, UniqueInt> sa(s);
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// Copy assignment fails
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RunStyles<int, UniqueInt> sb;
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sb = s;
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// Move constructor fails
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RunStyles<int, UniqueInt> sc(std::move(s));
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// Move assignment fails
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RunStyles<int, UniqueInt> sd;
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sd = (std::move(s));
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}
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#endif
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}
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namespace Scintilla::Internal { // Xcode clang 9.0 doesn't like this when in the unnamed namespace
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bool operator==(const FillResult<int> &fra, const FillResult<int> &frb) {
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return fra.changed == frb.changed &&
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fra.position == frb.position &&
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fra.fillLength == frb.fillLength;
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}
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}
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TEST_CASE("RunStyles") {
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RunStyles<int, int> rs;
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SECTION("IsEmptyInitially") {
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REQUIRE(0 == rs.Length());
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REQUIRE(1 == rs.Runs());
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}
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SECTION("SimpleInsert") {
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rs.InsertSpace(0, 1);
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REQUIRE(1 == rs.Length());
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REQUIRE(1 == rs.Runs());
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REQUIRE(0 == rs.ValueAt(0));
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REQUIRE(1 == rs.FindNextChange(0, rs.Length()));
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REQUIRE(2 == rs.FindNextChange(1, rs.Length()));
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}
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SECTION("TwoRuns") {
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rs.InsertSpace(0, 2);
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REQUIRE(2 == rs.Length());
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REQUIRE(1 == rs.Runs());
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rs.SetValueAt(0, 2);
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REQUIRE(2 == rs.Runs());
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REQUIRE(2 == rs.ValueAt(0));
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REQUIRE(0 == rs.ValueAt(1));
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REQUIRE(1 == rs.FindNextChange(0, rs.Length()));
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REQUIRE(2 == rs.FindNextChange(1, rs.Length()));
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REQUIRE(3 == rs.FindNextChange(2, rs.Length()));
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}
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SECTION("LongerRuns") {
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rs.InsertSpace(0, 5);
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rs.SetValueAt(0, 3);
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rs.SetValueAt(1, 3);
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REQUIRE(3 == rs.ValueAt(0));
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REQUIRE(3 == rs.ValueAt(1));
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REQUIRE(0 == rs.ValueAt(2));
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REQUIRE(2 == rs.Runs());
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REQUIRE(0 == rs.StartRun(0));
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REQUIRE(2 == rs.EndRun(0));
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REQUIRE(0 == rs.StartRun(1));
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REQUIRE(2 == rs.EndRun(1));
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REQUIRE(2 == rs.StartRun(2));
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REQUIRE(5 == rs.EndRun(2));
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REQUIRE(2 == rs.StartRun(3));
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REQUIRE(5 == rs.EndRun(3));
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REQUIRE(2 == rs.StartRun(4));
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REQUIRE(5 == rs.EndRun(4));
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// At end
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REQUIRE(2 == rs.StartRun(5));
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REQUIRE(5 == rs.EndRun(5));
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// After end is same as end
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REQUIRE(2 == rs.StartRun(6));
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REQUIRE(5 == rs.EndRun(6));
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REQUIRE(2 == rs.FindNextChange(0, rs.Length()));
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REQUIRE(5 == rs.FindNextChange(2, rs.Length()));
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REQUIRE(6 == rs.FindNextChange(5, rs.Length()));
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}
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SECTION("FillRange") {
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rs.InsertSpace(0, 5);
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int startFill = 1;
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int lengthFill = 3;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(FillResult<int>{true, 1, 3} == fr);
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REQUIRE(0 == rs.ValueAt(0));
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REQUIRE(99 == rs.ValueAt(1));
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REQUIRE(99 == rs.ValueAt(2));
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REQUIRE(99 == rs.ValueAt(3));
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REQUIRE(0 == rs.ValueAt(4));
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REQUIRE(0 == rs.StartRun(0));
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REQUIRE(1 == rs.EndRun(0));
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REQUIRE(1 == rs.StartRun(1));
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REQUIRE(4 == rs.EndRun(1));
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}
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SECTION("FillRangeAlreadyFilled") {
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rs.InsertSpace(0, 5);
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int startFill = 1;
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int lengthFill = 3;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(FillResult<int>{true, 1, 3} == fr);
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int startFill2 = 2;
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int lengthFill2 = 1;
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// Compiler warnings if 'false' used instead of '0' as expected value:
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const auto fr2 = rs.FillRange(startFill2, 99, lengthFill2);
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REQUIRE(FillResult<int>{false, 2, 1} == fr2);
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REQUIRE(0 == rs.ValueAt(0));
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REQUIRE(99 == rs.ValueAt(1));
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REQUIRE(99 == rs.ValueAt(2));
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REQUIRE(99 == rs.ValueAt(3));
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REQUIRE(0 == rs.ValueAt(4));
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REQUIRE(3 == rs.Runs());
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}
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SECTION("FillRangeAlreadyPartFilled") {
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rs.InsertSpace(0, 5);
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int startFill = 1;
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int lengthFill = 2;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(FillResult<int>{true, 1, 2} == fr);
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int startFill2 = 2;
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int lengthFill2 = 2;
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const auto fr2 = rs.FillRange(startFill2, 99, lengthFill2);
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REQUIRE(FillResult<int>{true, 3, 1} == fr2);
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REQUIRE(3 == rs.Runs());
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}
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SECTION("DeleteRange") {
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rs.InsertSpace(0, 5);
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rs.SetValueAt(0, 3);
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REQUIRE(2 == rs.Runs());
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rs.SetValueAt(1, 3);
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REQUIRE(2 == rs.Runs());
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rs.DeleteRange(1, 1);
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REQUIRE(4 == rs.Length());
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REQUIRE(2 == rs.Runs());
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REQUIRE(3 == rs.ValueAt(0));
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REQUIRE(0 == rs.ValueAt(1));
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REQUIRE(0 == rs.StartRun(0));
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REQUIRE(1 == rs.EndRun(0));
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REQUIRE(1 == rs.StartRun(1));
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REQUIRE(4 == rs.EndRun(1));
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REQUIRE(1 == rs.StartRun(2));
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REQUIRE(4 == rs.EndRun(2));
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}
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SECTION("Find") {
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rs.InsertSpace(0, 5);
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int startFill = 1;
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int lengthFill = 3;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(FillResult<int>{true, 1, 3} == fr);
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REQUIRE(0 == rs.Find(0,0));
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REQUIRE(1 == rs.Find(99,0));
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REQUIRE(-1 == rs.Find(3,0));
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REQUIRE(4 == rs.Find(0,1));
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REQUIRE(1 == rs.Find(99,1));
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REQUIRE(-1 == rs.Find(3,1));
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REQUIRE(4 == rs.Find(0,2));
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REQUIRE(2 == rs.Find(99,2));
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REQUIRE(-1 == rs.Find(3, 2));
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REQUIRE(4 == rs.Find(0,4));
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REQUIRE(-1 == rs.Find(99,4));
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REQUIRE(-1 == rs.Find(3,4));
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REQUIRE(-1 == rs.Find(0,5));
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REQUIRE(-1 == rs.Find(99,5));
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REQUIRE(-1 == rs.Find(3,5));
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REQUIRE(-1 == rs.Find(0,6));
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REQUIRE(-1 == rs.Find(99,6));
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REQUIRE(-1 == rs.Find(3,6));
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}
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SECTION("AllSame") {
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REQUIRE(true == rs.AllSame());
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rs.InsertSpace(0, 5);
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REQUIRE(true == rs.AllSame());
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REQUIRE(false == rs.AllSameAs(88));
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REQUIRE(true == rs.AllSameAs(0));
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int startFill = 1;
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int lengthFill = 3;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(true == fr.changed);
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REQUIRE(false == rs.AllSame());
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REQUIRE(false == rs.AllSameAs(88));
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REQUIRE(false == rs.AllSameAs(0));
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const auto fr2 = rs.FillRange(startFill, 0, lengthFill);
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REQUIRE(true == fr2.changed);
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REQUIRE(true == rs.AllSame());
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REQUIRE(false == rs.AllSameAs(88));
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REQUIRE(true == rs.AllSameAs(0));
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}
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SECTION("FindWithReversion") {
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rs.InsertSpace(0, 5);
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REQUIRE(1 == rs.Runs());
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int startFill = 1;
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int lengthFill = 1;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(FillResult<int>{true, 1, 1} == fr);
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REQUIRE(3 == rs.Runs());
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startFill = 2;
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lengthFill = 1;
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const auto fr2 = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(FillResult<int>{true, 2, 1} == fr2);
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REQUIRE(3 == rs.Runs());
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startFill = 1;
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lengthFill = 1;
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const auto fr3 = rs.FillRange(startFill, 0, lengthFill);
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REQUIRE(FillResult<int>{true, 1, 1} == fr3);
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REQUIRE(3 == rs.Runs());
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startFill = 2;
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lengthFill = 1;
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const auto fr4 = rs.FillRange(startFill, 0, lengthFill);
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REQUIRE(FillResult<int>{true, 2, 1} == fr4);
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REQUIRE(1 == rs.Runs());
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REQUIRE(-1 == rs.Find(0,6));
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}
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SECTION("FinalRunInversion") {
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REQUIRE(1 == rs.Runs());
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rs.InsertSpace(0, 1);
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REQUIRE(1 == rs.Runs());
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rs.SetValueAt(0, 1);
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REQUIRE(1 == rs.Runs());
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rs.InsertSpace(1, 1);
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REQUIRE(1 == rs.Runs());
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rs.SetValueAt(1, 1);
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REQUIRE(1 == rs.Runs());
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rs.SetValueAt(1, 0);
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REQUIRE(2 == rs.Runs());
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rs.SetValueAt(1, 1);
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REQUIRE(1 == rs.Runs());
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}
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SECTION("DeleteAll") {
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rs.InsertSpace(0, 5);
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rs.SetValueAt(0, 3);
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rs.SetValueAt(1, 3);
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rs.DeleteAll();
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REQUIRE(0 == rs.Length());
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REQUIRE(0 == rs.ValueAt(0));
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REQUIRE(1 == rs.Runs());
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}
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SECTION("DeleteSecond") {
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rs.InsertSpace(0, 3);
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int startFill = 1;
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int lengthFill = 1;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(true == fr.changed);
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REQUIRE(3 == rs.Length());
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REQUIRE(3 == rs.Runs());
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rs.DeleteRange(1, 1);
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REQUIRE(2 == rs.Length());
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REQUIRE(1 == rs.Runs());
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}
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SECTION("DeleteEndRun") {
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rs.InsertSpace(0, 2);
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int startFill = 1;
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int lengthFill = 1;
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const auto fr = rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(true == fr.changed);
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REQUIRE(2 == rs.Length());
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REQUIRE(2 == rs.Runs());
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REQUIRE(0 == rs.StartRun(0));
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REQUIRE(1 == rs.EndRun(0));
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REQUIRE(1 == rs.StartRun(1));
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REQUIRE(2 == rs.EndRun(1));
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rs.DeleteRange(1, 1);
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REQUIRE(1 == rs.Length());
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REQUIRE(1 == rs.Runs());
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REQUIRE(0 == rs.StartRun(0));
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REQUIRE(1 == rs.EndRun(0));
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REQUIRE(0 == rs.StartRun(1));
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REQUIRE(1 == rs.EndRun(1));
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rs.Check();
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}
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SECTION("OutsideBounds") {
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rs.InsertSpace(0, 1);
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int startFill = 1;
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int lengthFill = 1;
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rs.FillRange(startFill, 99, lengthFill);
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REQUIRE(1 == rs.Length());
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REQUIRE(1 == rs.Runs());
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REQUIRE(0 == rs.StartRun(0));
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REQUIRE(1 == rs.EndRun(0));
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}
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}
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