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https://github.com/wpilibsuite/allwpilib
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[glass,sim] Add sim GUI support for DS display (#8998)
This commit is contained in:
Peter Johnson
220
glass/src/test/native/cpp/AnsiDisplayTest.cpp
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220
glass/src/test/native/cpp/AnsiDisplayTest.cpp
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// Copyright (c) FIRST and other WPILib contributors.
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// Open Source Software; you can modify and/or share it under the terms of
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// the WPILib BSD license file in the root directory of this project.
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#include "wpi/glass/other/AnsiDisplay.hpp"
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#include <cstddef>
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#include <string>
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#include <string_view>
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#include <vector>
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#include <catch2/catch_test_macros.hpp>
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#include "mrc/AnsiDisplayState.h"
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namespace {
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struct TestRun {
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size_t row = 0;
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size_t column = 0;
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size_t columns = 0;
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std::string text;
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mrc::AnsiDisplayStyle style;
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};
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class TestRunVisitor : public mrc::AnsiDisplayRunVisitor {
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public:
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void StartRun(size_t row, size_t column, size_t columns,
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const mrc::AnsiDisplayStyle& style) override {
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auto& run = runs.emplace_back();
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run.row = row;
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run.column = column;
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run.columns = columns;
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run.style = style;
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}
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void AppendRunText(std::string_view text) override {
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runs.back().text += text;
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}
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std::vector<TestRun> runs;
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};
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} // namespace
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TEST_CASE("AnsiDisplayTest SnapshotsPlainText", "[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append("Hello\nWorld");
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CHECK(model.GetPlainText() == "Hello\nWorld");
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}
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TEST_CASE("AnsiDisplayTest ClearAnsiRemovesOldCells", "[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append("old");
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model.Append("\x1b[2J\x1b[Hnew");
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CHECK(model.GetPlainText() == "new");
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}
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TEST_CASE("AnsiDisplayTest SnapshotTracksMaxColumns", "[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append("short\n123456");
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auto snapshot = model.GetSnapshot();
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CHECK(snapshot->lines.size() == 2u);
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CHECK(snapshot->maxColumns == 6u);
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model.Append("\x1b[2J\x1b[Hok");
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auto nextSnapshot = model.GetSnapshot();
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auto* reusableSnapshotAddress = nextSnapshot.get();
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CHECK(nextSnapshot.get() != snapshot.get());
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CHECK(nextSnapshot->lines.size() == 1u);
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CHECK(nextSnapshot->maxColumns == 2u);
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CHECK(snapshot->lines.size() == 2u);
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CHECK(snapshot->maxColumns == 6u);
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nextSnapshot.reset();
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snapshot.reset();
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model.Append("\x1b[2J\x1b[Habc");
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auto reusedSnapshot = model.GetSnapshot();
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CHECK(reusedSnapshot.get() == reusableSnapshotAddress);
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CHECK(reusedSnapshot->lines.size() == 1u);
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CHECK(reusedSnapshot->maxColumns == 3u);
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}
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TEST_CASE("AnsiDisplayTest EraseDisplayDoesNotMoveCursor", "[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append("abc\x1b[2Jd");
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CHECK(model.GetPlainText() == " d");
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}
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TEST_CASE("AnsiDisplayTest CursorRewritesPreserveVisibleCells",
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"[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append("abc\rZ");
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CHECK(model.GetPlainText() == "Zbc");
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}
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TEST_CASE("AnsiDisplayTest Utf8TextAdvancesOneCell", "[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append(
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"\xc3\xa9"
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"A\rB");
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CHECK(model.GetPlainText() == "BA");
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}
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TEST_CASE("AnsiDisplayTest SgrStyledRunsAreSegmented", "[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append("\x1b[1;31;44mX\x1b[0mY");
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auto snapshot = model.GetSnapshot();
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const auto& lines = snapshot->lines;
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REQUIRE(lines.size() == 1u);
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REQUIRE(lines[0].segments.size() == 2u);
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CHECK(lines[0].segments[0].startColumn == 0u);
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CHECK(lines[0].segments[0].columns == 1u);
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CHECK(lines[0].segments[0].text == "X");
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CHECK(lines[0].segments[0].style.bold);
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CHECK(lines[0].segments[0].style.hasForeground);
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CHECK(lines[0].segments[0].style.foreground ==
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IM_COL32(0x80, 0x00, 0x00, 255));
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CHECK(lines[0].segments[0].style.hasBackground);
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CHECK(lines[0].segments[0].style.background ==
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IM_COL32(0x00, 0x00, 0x80, 255));
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CHECK(lines[0].segments[1].text == "Y");
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CHECK_FALSE(lines[0].segments[1].style.hasForeground);
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CHECK_FALSE(lines[0].segments[1].style.hasBackground);
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}
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TEST_CASE("AnsiDisplayTest SgrColorResetRestoresDefaultStyle",
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"[ansi-display]") {
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wpi::glass::AnsiDisplayModel model;
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model.Append("A\x1b[31;44mB\x1b[39;49mC");
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auto snapshot = model.GetSnapshot();
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const auto& lines = snapshot->lines;
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REQUIRE(lines.size() == 1u);
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REQUIRE(lines[0].segments.size() == 3u);
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CHECK(lines[0].segments[0].text == "A");
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CHECK_FALSE(lines[0].segments[0].style.hasForeground);
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CHECK_FALSE(lines[0].segments[0].style.hasBackground);
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CHECK(lines[0].segments[1].text == "B");
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CHECK(lines[0].segments[1].style.hasForeground);
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CHECK(lines[0].segments[1].style.hasBackground);
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CHECK(lines[0].segments[2].text == "C");
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CHECK(lines[0].segments[0].style == lines[0].segments[2].style);
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}
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TEST_CASE("AnsiDisplayStateTest VisitRunsExposesRendererNeutralStyledCells",
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"[ansi-display-state]") {
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mrc::AnsiDisplayState state;
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state.Apply("\x1b[1;38;5;208;48;2;1;2;3mX\x1b[0mY");
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TestRunVisitor visitor;
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state.VisitRuns(visitor);
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REQUIRE(visitor.runs.size() == 2u);
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CHECK(visitor.runs[0].row == 0u);
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CHECK(visitor.runs[0].column == 0u);
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CHECK(visitor.runs[0].columns == 1u);
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CHECK(visitor.runs[0].text == "X");
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CHECK(visitor.runs[0].style.Bold);
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CHECK(visitor.runs[0].style.Foreground.ColorKind ==
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mrc::AnsiDisplayColor::Kind::Indexed256);
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CHECK(visitor.runs[0].style.Foreground.Index == 208);
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CHECK(visitor.runs[0].style.Background.ColorKind ==
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mrc::AnsiDisplayColor::Kind::Rgb);
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CHECK(visitor.runs[0].style.Background.Red == 1);
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CHECK(visitor.runs[0].style.Background.Green == 2);
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CHECK(visitor.runs[0].style.Background.Blue == 3);
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CHECK(visitor.runs[1].column == 1u);
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CHECK(visitor.runs[1].text == "Y");
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CHECK(visitor.runs[1].style.Foreground.ColorKind ==
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mrc::AnsiDisplayColor::Kind::Default);
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CHECK(visitor.runs[1].style.Background.ColorKind ==
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mrc::AnsiDisplayColor::Kind::Default);
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}
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TEST_CASE("AnsiDisplayStateTest SnapshotReplayResetsReceiverStyle",
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"[ansi-display-state]") {
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mrc::AnsiDisplayState source;
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source.Apply("plain");
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mrc::AnsiDisplayState receiver;
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receiver.Apply("\x1b[1;31m");
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receiver.Apply(source.BuildSnapshot());
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TestRunVisitor visitor;
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receiver.VisitRuns(visitor);
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REQUIRE(visitor.runs.size() == 1u);
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CHECK(visitor.runs[0].text == "plain");
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CHECK(visitor.runs[0].style == mrc::AnsiDisplayStyle{});
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}
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TEST_CASE("AnsiDisplayStateTest Utf8SplitAcrossApplyCallsWritesOneCell",
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"[ansi-display-state]") {
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mrc::AnsiDisplayState state;
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state.Apply("\xc3");
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state.Apply("\xa9\rX");
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TestRunVisitor visitor;
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state.VisitRuns(visitor);
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REQUIRE(visitor.runs.size() == 1u);
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CHECK(visitor.runs[0].columns == 1u);
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CHECK(visitor.runs[0].text == "X");
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}
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