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Fix ANSI processor to handle multi-line regions

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This commit is contained in:
Junegunn Choi
2015-07-22 14:19:45 +09:00
parent f71ea5f3ea
commit 5e3cb3a4ea
4 changed files with 72 additions and 20 deletions
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71
src/ansi_test.go
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@@ -14,79 +14,89 @@ func TestExtractColor(t *testing.T) {
}
src := "hello world"
var state *ansiState
clean := "\x1b[0m"
check := func(assertion func(ansiOffsets []ansiOffset)) {
output, ansiOffsets := extractColor(&src)
check := func(assertion func(ansiOffsets []ansiOffset, state *ansiState)) {
output, ansiOffsets, newState := extractColor(&src, state)
state = newState
if *output != "hello world" {
t.Errorf("Invalid output: {}", output)
}
fmt.Println(src, ansiOffsets, clean)
assertion(ansiOffsets)
assertion(ansiOffsets, state)
}
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) > 0 {
t.Fail()
}
})
state = nil
src = "\x1b[0mhello world"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) > 0 {
t.Fail()
}
})
state = nil
src = "\x1b[1mhello world"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
assert(offsets[0], 0, 11, -1, -1, true)
})
state = nil
src = "\x1b[1mhello \x1b[mworld"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
assert(offsets[0], 0, 6, -1, -1, true)
})
state = nil
src = "\x1b[1mhello \x1b[Kworld"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
assert(offsets[0], 0, 11, -1, -1, true)
})
state = nil
src = "hello \x1b[34;45;1mworld"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
assert(offsets[0], 6, 11, 4, 5, true)
})
state = nil
src = "hello \x1b[34;45;1mwor\x1b[34;45;1mld"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
assert(offsets[0], 6, 11, 4, 5, true)
})
state = nil
src = "hello \x1b[34;45;1mwor\x1b[0mld"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
assert(offsets[0], 6, 9, 4, 5, true)
})
state = nil
src = "hello \x1b[34;48;5;233;1mwo\x1b[38;5;161mr\x1b[0ml\x1b[38;5;161md"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 3 {
t.Fail()
}
@@ -96,12 +106,47 @@ func TestExtractColor(t *testing.T) {
})
// {38,48};5;{38,48}
state = nil
src = "hello \x1b[38;5;38;48;5;48;1mwor\x1b[38;5;48;48;5;38ml\x1b[0md"
check(func(offsets []ansiOffset) {
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 2 {
t.Fail()
}
assert(offsets[0], 6, 9, 38, 48, true)
assert(offsets[1], 9, 10, 48, 38, true)
})
src = "hello \x1b[32;1mworld"
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
if state.fg != 2 || state.bg != -1 || !state.bold {
t.Fail()
}
assert(offsets[0], 6, 11, 2, -1, true)
})
src = "hello world"
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 1 {
t.Fail()
}
if state.fg != 2 || state.bg != -1 || !state.bold {
t.Fail()
}
assert(offsets[0], 0, 11, 2, -1, true)
})
src = "hello \x1b[0;38;5;200;48;5;100mworld"
check(func(offsets []ansiOffset, state *ansiState) {
if len(offsets) != 2 {
t.Fail()
}
if state.fg != 200 || state.bg != 100 || state.bold {
t.Fail()
}
assert(offsets[0], 0, 6, 2, -1, true)
assert(offsets[1], 6, 11, 200, 100, false)
})
}