mirror of
https://github.com/ghostty-org/ghostty.git
synced 2025-07-16 00:36:07 +03:00
terminal/new: setcursorpos tests
This commit is contained in:
Mitchell Hashimoto
@ -3022,6 +3022,7 @@ test "Terminal: backspace" {
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}
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}
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// X
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test "Terminal: horizontal tabs" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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@ -3043,6 +3044,7 @@ test "Terminal: horizontal tabs" {
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try testing.expectEqual(@as(usize, 19), t.screen.cursor.x);
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}
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// X
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test "Terminal: horizontal tabs starting on tabstop" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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@ -3061,6 +3063,7 @@ test "Terminal: horizontal tabs starting on tabstop" {
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}
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}
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// X
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test "Terminal: horizontal tabs with right margin" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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@ -3080,6 +3083,7 @@ test "Terminal: horizontal tabs with right margin" {
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}
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}
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// X
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test "Terminal: horizontal tabs back" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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@ -3103,6 +3107,7 @@ test "Terminal: horizontal tabs back" {
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try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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}
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// X
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test "Terminal: horizontal tabs back starting on tabstop" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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@ -3121,6 +3126,7 @@ test "Terminal: horizontal tabs back starting on tabstop" {
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}
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}
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// X
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test "Terminal: horizontal tabs with left margin in origin mode" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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@ -3161,6 +3167,7 @@ test "Terminal: horizontal tab back with cursor before left margin" {
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}
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}
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// X
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test "Terminal: cursorPos resets wrap" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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@ -3179,6 +3186,7 @@ test "Terminal: cursorPos resets wrap" {
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}
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}
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// X
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test "Terminal: cursorPos off the screen" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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@ -3194,6 +3202,7 @@ test "Terminal: cursorPos off the screen" {
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}
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}
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// X
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test "Terminal: cursorPos relative to origin" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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@ -3212,6 +3221,7 @@ test "Terminal: cursorPos relative to origin" {
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}
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}
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// X
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test "Terminal: cursorPos relative to origin with left/right" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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@ -3232,6 +3242,7 @@ test "Terminal: cursorPos relative to origin with left/right" {
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}
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}
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// X
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test "Terminal: cursorPos limits with full scroll region" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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@ -3252,6 +3263,7 @@ test "Terminal: cursorPos limits with full scroll region" {
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}
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}
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// X
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test "Terminal: setCursorPos (original test)" {
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var t = try init(testing.allocator, 80, 80);
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defer t.deinit(testing.allocator);
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@ -534,6 +534,55 @@ pub fn cursorLeft(self: *Terminal, count_req: usize) void {
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}
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}
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/// Horizontal tab moves the cursor to the next tabstop, clearing
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/// the screen to the left the tabstop.
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pub fn horizontalTab(self: *Terminal) !void {
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while (self.screen.cursor.x < self.scrolling_region.right) {
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// Move the cursor right
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self.screen.cursorRight(1);
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// If the last cursor position was a tabstop we return. We do
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// "last cursor position" because we want a space to be written
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// at the tabstop unless we're at the end (the while condition).
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if (self.tabstops.get(self.screen.cursor.x)) return;
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}
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}
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// Same as horizontalTab but moves to the previous tabstop instead of the next.
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pub fn horizontalTabBack(self: *Terminal) !void {
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// With origin mode enabled, our leftmost limit is the left margin.
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const left_limit = if (self.modes.get(.origin)) self.scrolling_region.left else 0;
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while (true) {
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// If we're already at the edge of the screen, then we're done.
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if (self.screen.cursor.x <= left_limit) return;
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// Move the cursor left
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self.screen.cursorLeft(1);
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if (self.tabstops.get(self.screen.cursor.x)) return;
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}
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}
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/// Clear tab stops.
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pub fn tabClear(self: *Terminal, cmd: csi.TabClear) void {
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switch (cmd) {
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.current => self.tabstops.unset(self.screen.cursor.x),
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.all => self.tabstops.reset(0),
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else => log.warn("invalid or unknown tab clear setting: {}", .{cmd}),
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}
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}
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/// Set a tab stop on the current cursor.
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/// TODO: test
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pub fn tabSet(self: *Terminal) void {
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self.tabstops.set(self.screen.cursor.x);
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}
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/// TODO: test
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pub fn tabReset(self: *Terminal) void {
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self.tabstops.reset(TABSTOP_INTERVAL);
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}
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/// Move the cursor to the next line in the scrolling region, possibly scrolling.
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///
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/// If the cursor is outside of the scrolling region: move the cursor one line
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@ -641,9 +690,31 @@ pub fn setCursorPos(self: *Terminal, row_req: usize, col_req: usize) void {
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return;
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}
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@panic("TODO: y change");
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// If everything changed we do an absolute change which is slightly slower
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self.screen.cursorAbsolute(x, y);
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// log.info("set cursor position: col={} row={}", .{ self.screen.cursor.x, self.screen.cursor.y });
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}
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/// Set Top and Bottom Margins If bottom is not specified, 0 or bigger than
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/// the number of the bottom-most row, it is adjusted to the number of the
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/// bottom most row.
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///
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/// If top < bottom set the top and bottom row of the scroll region according
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/// to top and bottom and move the cursor to the top-left cell of the display
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/// (when in cursor origin mode is set to the top-left cell of the scroll region).
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///
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/// Otherwise: Set the top and bottom row of the scroll region to the top-most
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/// and bottom-most line of the screen.
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///
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/// Top and bottom are 1-indexed.
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pub fn setTopAndBottomMargin(self: *Terminal, top_req: usize, bottom_req: usize) void {
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const top = @max(1, top_req);
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const bottom = @min(self.rows, if (bottom_req == 0) self.rows else bottom_req);
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if (top >= bottom) return;
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self.scrolling_region.top = @intCast(top - 1);
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self.scrolling_region.bottom = @intCast(bottom - 1);
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self.setCursorPos(1, 1);
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}
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/// DECSLRM
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@ -1054,3 +1125,267 @@ test "Terminal: backspace" {
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try testing.expectEqualStrings("helly", str);
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}
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}
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test "Terminal: horizontal tabs" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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defer t.deinit(alloc);
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// HT
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try t.print('1');
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try t.horizontalTab();
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try testing.expectEqual(@as(usize, 8), t.screen.cursor.x);
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// HT
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try t.horizontalTab();
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try testing.expectEqual(@as(usize, 16), t.screen.cursor.x);
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// HT at the end
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try t.horizontalTab();
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try testing.expectEqual(@as(usize, 19), t.screen.cursor.x);
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try t.horizontalTab();
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try testing.expectEqual(@as(usize, 19), t.screen.cursor.x);
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}
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test "Terminal: horizontal tabs starting on tabstop" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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defer t.deinit(alloc);
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t.setCursorPos(t.screen.cursor.y, 9);
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try t.print('X');
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t.setCursorPos(t.screen.cursor.y, 9);
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try t.horizontalTab();
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try t.print('A');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings(" X A", str);
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}
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}
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test "Terminal: horizontal tabs with right margin" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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defer t.deinit(alloc);
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t.scrolling_region.left = 2;
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t.scrolling_region.right = 5;
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t.setCursorPos(t.screen.cursor.y, 1);
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try t.print('X');
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try t.horizontalTab();
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try t.print('A');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings("X A", str);
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}
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}
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test "Terminal: horizontal tabs back" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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defer t.deinit(alloc);
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// Edge of screen
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t.setCursorPos(t.screen.cursor.y, 20);
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// HT
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try t.horizontalTabBack();
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try testing.expectEqual(@as(usize, 16), t.screen.cursor.x);
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// HT
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try t.horizontalTabBack();
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try testing.expectEqual(@as(usize, 8), t.screen.cursor.x);
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// HT
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try t.horizontalTabBack();
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try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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try t.horizontalTabBack();
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try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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}
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test "Terminal: horizontal tabs back starting on tabstop" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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defer t.deinit(alloc);
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t.setCursorPos(t.screen.cursor.y, 9);
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try t.print('X');
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t.setCursorPos(t.screen.cursor.y, 9);
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try t.horizontalTabBack();
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try t.print('A');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings("A X", str);
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}
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}
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test "Terminal: horizontal tabs with left margin in origin mode" {
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const alloc = testing.allocator;
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var t = try init(alloc, 20, 5);
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defer t.deinit(alloc);
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t.modes.set(.origin, true);
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t.scrolling_region.left = 2;
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t.scrolling_region.right = 5;
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t.setCursorPos(1, 2);
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try t.print('X');
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try t.horizontalTabBack();
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try t.print('A');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings(" AX", str);
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}
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}
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test "Terminal: cursorPos resets wrap" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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defer t.deinit(alloc);
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for ("ABCDE") |c| try t.print(c);
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try testing.expect(t.screen.cursor.pending_wrap);
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t.setCursorPos(1, 1);
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try testing.expect(!t.screen.cursor.pending_wrap);
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try t.print('X');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings("XBCDE", str);
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}
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}
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test "Terminal: cursorPos off the screen" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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defer t.deinit(alloc);
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t.setCursorPos(500, 500);
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try t.print('X');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings("\n\n\n\n X", str);
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}
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}
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test "Terminal: cursorPos relative to origin" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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defer t.deinit(alloc);
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t.scrolling_region.top = 2;
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t.scrolling_region.bottom = 3;
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t.modes.set(.origin, true);
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t.setCursorPos(1, 1);
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try t.print('X');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings("\n\nX", str);
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}
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}
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test "Terminal: cursorPos relative to origin with left/right" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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defer t.deinit(alloc);
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t.scrolling_region.top = 2;
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t.scrolling_region.bottom = 3;
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t.scrolling_region.left = 2;
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t.scrolling_region.right = 4;
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t.modes.set(.origin, true);
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t.setCursorPos(1, 1);
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try t.print('X');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings("\n\n X", str);
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}
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}
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test "Terminal: cursorPos limits with full scroll region" {
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const alloc = testing.allocator;
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var t = try init(alloc, 5, 5);
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defer t.deinit(alloc);
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t.scrolling_region.top = 2;
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t.scrolling_region.bottom = 3;
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t.scrolling_region.left = 2;
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t.scrolling_region.right = 4;
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t.modes.set(.origin, true);
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t.setCursorPos(500, 500);
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try t.print('X');
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{
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const str = try t.plainString(testing.allocator);
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defer testing.allocator.free(str);
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try testing.expectEqualStrings("\n\n\n X", str);
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}
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}
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// Probably outdated, but dates back to the original terminal implementation.
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test "Terminal: setCursorPos (original test)" {
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var t = try init(testing.allocator, 80, 80);
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defer t.deinit(testing.allocator);
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try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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try testing.expectEqual(@as(usize, 0), t.screen.cursor.y);
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// Setting it to 0 should keep it zero (1 based)
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t.setCursorPos(0, 0);
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try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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try testing.expectEqual(@as(usize, 0), t.screen.cursor.y);
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// Should clamp to size
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t.setCursorPos(81, 81);
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try testing.expectEqual(@as(usize, 79), t.screen.cursor.x);
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try testing.expectEqual(@as(usize, 79), t.screen.cursor.y);
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// Should reset pending wrap
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t.setCursorPos(0, 80);
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try t.print('c');
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try testing.expect(t.screen.cursor.pending_wrap);
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t.setCursorPos(0, 80);
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try testing.expect(!t.screen.cursor.pending_wrap);
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// Origin mode
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t.modes.set(.origin, true);
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// No change without a scroll region
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t.setCursorPos(81, 81);
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try testing.expectEqual(@as(usize, 79), t.screen.cursor.x);
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try testing.expectEqual(@as(usize, 79), t.screen.cursor.y);
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// Set the scroll region
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// TODO
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// t.setTopAndBottomMargin(10, t.rows);
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// t.setCursorPos(0, 0);
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// try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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// try testing.expectEqual(@as(usize, 9), t.screen.cursor.y);
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//
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// t.setCursorPos(1, 1);
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// try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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// try testing.expectEqual(@as(usize, 9), t.screen.cursor.y);
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//
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// t.setCursorPos(100, 0);
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// try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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// try testing.expectEqual(@as(usize, 79), t.screen.cursor.y);
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//
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// t.setTopAndBottomMargin(10, 11);
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// t.setCursorPos(2, 0);
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// try testing.expectEqual(@as(usize, 0), t.screen.cursor.x);
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// try testing.expectEqual(@as(usize, 10), t.screen.cursor.y);
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}
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