| 1 | module ui |
| 2 | |
| 3 | import os |
| 4 | |
| 5 | fn test_terminal_capabilities_disable_xterm_features_for_linux_console() { |
| 6 | caps := terminal_capabilities_for('linux') |
| 7 | assert !caps.enable_ansi256 |
| 8 | assert !caps.supports_alternate_buffer |
| 9 | assert !caps.supports_sgr_mouse |
| 10 | assert !caps.supports_sync_updates |
| 11 | assert !caps.supports_window_title |
| 12 | } |
| 13 | |
| 14 | fn test_terminal_capabilities_keep_xterm_defaults() { |
| 15 | caps := terminal_capabilities_for('xterm-256color') |
| 16 | assert caps.enable_ansi256 |
| 17 | assert caps.supports_alternate_buffer |
| 18 | assert caps.supports_sgr_mouse |
| 19 | assert caps.supports_sync_updates |
| 20 | assert caps.supports_window_title |
| 21 | } |
| 22 | |
| 23 | fn test_get_cursor_position_reads_valid_row_column_data() ! { |
| 24 | mut original_stdin_fd := -1 |
| 25 | unsafe { |
| 26 | mut pipe := os.pipe()! |
| 27 | |
| 28 | fake_cursor_pos_data := '\033[45;70R' |
| 29 | written_bytes := pipe.write_string(fake_cursor_pos_data)! |
| 30 | if written_bytes == -1 { |
| 31 | pipe.close() |
| 32 | return error('error writing into pipe: ${C.strerror(C.errno)}') |
| 33 | } |
| 34 | |
| 35 | C.close(pipe.write_fd) |
| 36 | |
| 37 | if C.dup2(pipe.read_fd, C.STDIN_FILENO) == -1 { |
| 38 | C.close(pipe.read_fd) |
| 39 | return error('error redirecting stdin with dup2: ${C.strerror(C.errno)}') |
| 40 | } |
| 41 | |
| 42 | C.close(pipe.read_fd) |
| 43 | |
| 44 | cursor_pos_x, cursor_pos_y := get_cursor_position() |
| 45 | assert cursor_pos_x == 45 |
| 46 | assert cursor_pos_y == 70 |
| 47 | } |
| 48 | } |
| 49 | |
| 50 | fn test_get_cursor_position_reads_empty_position_data() ! { |
| 51 | mut original_stdin_fd := -1 |
| 52 | unsafe { |
| 53 | mut pipe := os.pipe()! |
| 54 | |
| 55 | fake_cursor_pos_data := '' |
| 56 | written_bytes := pipe.write_string(fake_cursor_pos_data)! |
| 57 | if written_bytes == -1 { |
| 58 | pipe.close() |
| 59 | return error('error writing into pipe: ${C.strerror(C.errno)}') |
| 60 | } |
| 61 | |
| 62 | C.close(pipe.write_fd) |
| 63 | |
| 64 | if C.dup2(pipe.read_fd, C.STDIN_FILENO) == -1 { |
| 65 | C.close(pipe.read_fd) |
| 66 | return error('error redirecting stdin with dup2: ${C.strerror(C.errno)}') |
| 67 | } |
| 68 | |
| 69 | C.close(pipe.read_fd) |
| 70 | |
| 71 | cursor_pos_x, cursor_pos_y := get_cursor_position() |
| 72 | assert cursor_pos_x == -1 |
| 73 | assert cursor_pos_y == -1 |
| 74 | } |
| 75 | } |
| 76 | |