godot-xterm/test/platform/unix/unix.test.gd

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extends "res://addons/gut/test.gd"
var pty: GDXterm.PTYUnix
var helper: Helper
func before_all():
if OS.get_name() == "OSX":
helper = MacOSHelper.new()
else:
helper = LinuxHelper.new()
func before_each():
pty = GDXterm.PTYUnix.new()
add_child_autofree(pty)
func test_fork_succeeds():
var err = pty.fork("sh")
assert_eq(err, OK)
func test_open_succeeds():
var result = pty.open()
assert_eq(result[0], OK)
func test_open_creates_a_new_pty():
var num_pts = helper._get_pts().size()
pty.open()
var new_num_pts = helper._get_pts().size()
assert_eq(new_num_pts, num_pts + 1)
func test_open_pty_has_correct_name():
var original_pts = helper._get_pts()
var result = pty.open()
var new_pts = helper._get_pts()
for pt in original_pts:
new_pts.erase(pt)
assert_eq(result[1].pty, new_pts[0])
func test_open_pty_has_correct_win_size():
var cols = 7684
var rows = 9314
var result = pty.open(cols, rows)
var winsize = helper._get_winsize(result[1].master)
assert_eq(winsize.cols, cols)
assert_eq(winsize.rows, rows)
class Helper:
static func _get_pts() -> Array:
assert(false, "Abstract method")
return []
static func _get_winsize(fd: int) -> Dictionary:
var output = []
assert(
OS.execute("command", ["-v", "python"], true, output) == 0,
"Python must be installed to run this test."
)
var python_path = output[0].strip_edges()
var exit_code = OS.execute(
python_path,
[
"-c",
(
"import struct, fcntl, termios; print(struct.unpack('hh', fcntl.ioctl(%d, termios.TIOCGWINSZ, '1234')))"
% fd
)
],
true,
output
)
assert(exit_code == 0, "Failed to run python command for this test.")
var size = str2var("Vector2" + output[0].strip_edges())
return {rows = int(size.x), cols = int(size.y)}
class LinuxHelper:
extends Helper
static func _get_pts() -> Array:
var dir := Directory.new()
if dir.open("/dev/pts") != OK or dir.list_dir_begin(true, true) != OK:
assert(false, "Could not open /dev/pts.")
var pts := []
var file_name: String = dir.get_next()
while file_name != "":
if file_name.is_valid_integer():
pts.append("/dev/pts/%s" % file_name)
file_name = dir.get_next()
return pts
class MacOSHelper:
extends Helper
static func _get_pts() -> Array:
# TODO: Implement for macOS.
# On macOS there is no /dev/pts directory, rather new ptys are created
# under /dev/ttysXYZ.
assert(false, "Not implemented")
return []