fn testPrintIntCase(expected: []const u8, value: anytype, base: u8, case: std.fmt.Case, options: std.fmt.Options) !void
fn testPrintIntCase(expected: []const u8, value: anytype, base: u8, case: std.fmt.Case, options: std.fmt.Options) !void { var buffer: [100]u8 = undefined; var w: Writer = .fixed(&buffer); try w.printInt(value, base, case, options); try testing.expectEqualStrings(expected, w.buffered()); }