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[glass] Fix ANSI handling at end column (#9011)

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Ported from mrccomm
This commit is contained in:
Thad House
2026-06-22 15:55:48 -07:00
committed by GitHub
parent aef281f43d
commit 9ea17c1d53
2 changed files with 11 additions and 2 deletions
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9
glass/src/test/native/cpp/AnsiDisplayTest.cpp
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@@ -218,3 +218,12 @@ TEST_CASE("AnsiDisplayStateTest Utf8SplitAcrossApplyCallsWritesOneCell",
CHECK(visitor.runs[0].columns == 1u);
CHECK(visitor.runs[0].text == "X");
}
TEST_CASE("AnsiDisplayState ignores tab at max column", "[AnsiDisplayState]") {
mrc::AnsiDisplayState state;
state.Apply("\x1b[4096GX\t");
std::string snapshot = state.BuildSnapshot();
REQUIRE(snapshot.find("\x1b[1;4096HX") != std::string::npos);
REQUIRE(snapshot.ends_with("\x1b[1;1H\x1b[s\x1b[1;4096H"));
}