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font/shaper: test with bg only cells

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This commit is contained in:
Mitchell Hashimoto
2024-03-08 09:48:44 -08:00
parent 34200a3e83
commit efe037bb9f
1 changed files with 56 additions and 35 deletions
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91
src/font/shaper/harfbuzz.zig
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@ -307,41 +307,62 @@ test "run iterator" {
}
}
// test "run iterator: empty cells with background set" {
// const testing = std.testing;
// const alloc = testing.allocator;
//
// var testdata = try testShaper(alloc);
// defer testdata.deinit();
//
// {
// // Make a screen with some data
// var screen = try terminal.Screen.init(alloc, 3, 5, 0);
// defer screen.deinit();
// screen.cursor.pen.bg = .{ .rgb = try terminal.color.Name.cyan.default() };
// try screen.testWriteString("A");
//
// // Get our first row
// const row = screen.getRow(.{ .active = 0 });
// row.getCellPtr(1).* = screen.cursor.pen;
// row.getCellPtr(2).* = screen.cursor.pen;
//
// // Get our run iterator
// var shaper = &testdata.shaper;
// var it = shaper.runIterator(testdata.cache, screen.getRow(.{ .screen = 0 }), null, null);
// var count: usize = 0;
// while (try it.next(alloc)) |run| {
// count += 1;
//
// // The run should have length 3 because of the two background
// // cells.
// try testing.expectEqual(@as(u32, 3), shaper.hb_buf.getLength());
// const cells = try shaper.shape(run);
// try testing.expectEqual(@as(usize, 3), cells.len);
// }
// try testing.expectEqual(@as(usize, 1), count);
// }
// }
test "run iterator: empty cells with background set" {
const testing = std.testing;
const alloc = testing.allocator;
var testdata = try testShaper(alloc);
defer testdata.deinit();
{
// Make a screen with some data
var screen = try terminal.Screen.init(alloc, 5, 3, 0);
defer screen.deinit();
try screen.setAttribute(.{ .direct_color_bg = .{ .r = 0xFF, .g = 0, .b = 0 } });
try screen.testWriteString("A");
// Get our first row
{
const list_cell = screen.pages.getCell(.{ .active = .{ .x = 1 } }).?;
const cell = list_cell.cell;
cell.* = .{
.content_tag = .bg_color_rgb,
.content = .{ .color_rgb = .{ .r = 0xFF, .g = 0, .b = 0 } },
};
}
{
const list_cell = screen.pages.getCell(.{ .active = .{ .x = 2 } }).?;
const cell = list_cell.cell;
cell.* = .{
.content_tag = .bg_color_rgb,
.content = .{ .color_rgb = .{ .r = 0xFF, .g = 0, .b = 0 } },
};
}
// Get our run iterator
var shaper = &testdata.shaper;
var it = shaper.runIterator(
testdata.cache,
&screen,
screen.pages.pin(.{ .screen = .{ .y = 0 } }).?,
null,
null,
);
{
const run = (try it.next(alloc)).?;
try testing.expectEqual(@as(u32, 1), shaper.hb_buf.getLength());
const cells = try shaper.shape(run);
try testing.expectEqual(@as(usize, 1), cells.len);
}
{
const run = (try it.next(alloc)).?;
try testing.expectEqual(@as(u32, 2), shaper.hb_buf.getLength());
const cells = try shaper.shape(run);
try testing.expectEqual(@as(usize, 2), cells.len);
}
try testing.expect(try it.next(alloc) == null);
}
}
test "shape" {
const testing = std.testing;