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fix: normalize yoffset

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This commit is contained in:
Carlos Alexandro Becker
2025-03-27 16:34:10 -03:00
parent 4286c736cd
commit b1cef26c7d
4 changed files with 106 additions and 112 deletions
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viewport/viewport_test.go
+14 -13
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@@ -99,7 +99,7 @@ func TestMoveLeft(t *testing.T) {
t.Errorf("default indent should be %d, got %d", zeroPosition, m.xOffset)
}
m.MoveLeft(m.horizontalStep)
m.ScrollLeft(m.horizontalStep)
if m.xOffset != zeroPosition {
t.Errorf("indent should be %d, got %d", zeroPosition, m.xOffset)
}
@@ -108,12 +108,13 @@ func TestMoveLeft(t *testing.T) {
t.Run("move", func(t *testing.T) {
t.Parallel()
m := New(WithHeight(10), WithWidth(10))
m.longestLineWidth = 100
if m.xOffset != zeroPosition {
t.Errorf("default indent should be %d, got %d", zeroPosition, m.xOffset)
}
m.xOffset = defaultHorizontalStep * 2
m.MoveLeft(m.horizontalStep)
m.ScrollLeft(m.horizontalStep)
newIndent := defaultHorizontalStep
if m.xOffset != newIndent {
t.Errorf("indent should be %d, got %d", newIndent, m.xOffset)
@@ -135,7 +136,7 @@ func TestMoveRight(t *testing.T) {
t.Errorf("default indent should be %d, got %d", zeroPosition, m.xOffset)
}
m.MoveRight(m.horizontalStep)
m.ScrollRight(m.horizontalStep)
newIndent := defaultHorizontalStep
if m.xOffset != newIndent {
t.Errorf("indent should be %d, got %d", newIndent, m.xOffset)
@@ -154,7 +155,7 @@ func TestResetIndent(t *testing.T) {
m := New(WithHeight(10), WithWidth(10))
m.xOffset = 500
m.ResetIndent()
m.SetXOffset(0)
if m.xOffset != zeroPosition {
t.Errorf("indent should be %d, got %d", zeroPosition, m.xOffset)
}
@@ -233,7 +234,7 @@ func TestVisibleLines(t *testing.T) {
m := New(WithHeight(numberOfLines), WithWidth(10))
m.SetContent(strings.Join(defaultList, "\n"))
m.YOffset = 5
m.SetYOffset(5)
list := m.visibleLines()
if len(list) != numberOfLines {
@@ -246,7 +247,7 @@ func TestVisibleLines(t *testing.T) {
lastItemIdx := numberOfLines - 1
// we trim line if it doesn't fit to width of the viewport
shouldGet := defaultList[m.YOffset+lastItemIdx][:m.Width()]
shouldGet := defaultList[m.YOffset()+lastItemIdx][:m.Width()]
if list[lastItemIdx] != shouldGet {
t.Errorf(`%dth list item should be '%s', got '%s'`, lastItemIdx, shouldGet, list[lastItemIdx])
}
@@ -258,7 +259,7 @@ func TestVisibleLines(t *testing.T) {
m := New(WithHeight(numberOfLines), WithWidth(10))
m.lines = defaultList
m.YOffset = 7
m.SetYOffset(7)
// default list
list := m.visibleLines()
@@ -278,7 +279,7 @@ func TestVisibleLines(t *testing.T) {
}
// move right
m.MoveRight(m.horizontalStep)
m.ScrollRight(m.horizontalStep)
list = m.visibleLines()
newPrefix := perceptPrefix[m.xOffset:]
@@ -291,7 +292,7 @@ func TestVisibleLines(t *testing.T) {
}
// move left
m.MoveLeft(m.horizontalStep)
m.ScrollLeft(m.horizontalStep)
list = m.visibleLines()
if !strings.HasPrefix(list[0], perceptPrefix) {
t.Errorf("first list item has to have prefix %s", perceptPrefix)
@@ -333,7 +334,7 @@ func TestVisibleLines(t *testing.T) {
}
// move right
m.MoveRight(horizontalStep)
m.ScrollRight(horizontalStep)
list = m.visibleLines()
for i := range list {
@@ -344,7 +345,7 @@ func TestVisibleLines(t *testing.T) {
}
// move left
m.MoveLeft(horizontalStep)
m.ScrollLeft(horizontalStep)
list = m.visibleLines()
for i := range list {
if list[i] != initList[i] {
@@ -354,7 +355,7 @@ func TestVisibleLines(t *testing.T) {
// move left second times do not change lites if indent == 0
m.xOffset = 0
m.MoveLeft(horizontalStep)
m.ScrollLeft(horizontalStep)
list = m.visibleLines()
for i := range list {
if list[i] != initList[i] {
@@ -374,7 +375,7 @@ func TestRightOverscroll(t *testing.T) {
m.SetContent(content)
for i := 0; i < 10; i++ {
m.MoveRight(m.horizontalStep)
m.ScrollRight(m.horizontalStep)
}
visibleLines := m.visibleLines()