godot-xterm/test/test_rendering.gd

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2024-02-18 08:26:32 +01:00
# SPDX-FileCopyrightText: 2024 Leroy Hopson <godot-xterm@leroy.nix.nz>
# SPDX-License-Identifier: MIT
class_name RenderingTest extends GodotXtermTest
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func get_described_class():
return Terminal
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# Return the color in the center of the given cell.
func pick_cell_color(cell := Vector2i(0, 0)) -> Color:
var cell_size = subject.get_cell_size()
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var pixelv = Vector2(cell) * cell_size + (cell_size / 2)
return get_viewport().get_texture().get_image().get_pixelv(cell_size / 2)
func before_each():
subject = described_class.new()
subject.add_theme_font_override("normal_font", preload("res://themes/fonts/regular.tres"))
subject.set_anchors_and_offsets_preset(Control.PRESET_FULL_RECT)
watch_signals(subject)
call_deferred("add_child_autofree", subject)
await wait_for_signal(subject.ready, 5)
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class TestRendering:
extends RenderingTest
func test_update():
subject.write("\u001b[38;2;255;0;0m")
subject.write("".repeat(subject.get_cols() * subject.get_rows()))
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await get_tree().physics_frame
subject.queue_redraw()
await wait_for_signal(subject.draw, 3)
await wait_frames(15)
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var cell_color = pick_cell_color(Vector2i(0, 0))
assert_eq(cell_color, Color.RED)
class TestKeyPressed:
extends RenderingTest
var input_event: InputEventKey
func before_each():
await super.before_each()
subject.grab_focus()
input_event = InputEventKey.new()
input_event.pressed = true
Input.call_deferred("parse_input_event", input_event)
func test_key_pressed_emitted_on_key_input():
input_event.keycode = KEY_A
input_event.unicode = "a".unicode_at(0)
await wait_for_signal(subject.key_pressed, 1)
assert_signal_emitted(subject, "key_pressed")
func test_key_pressed_emitted_only_once_per_key_input():
input_event.keycode = KEY_B
input_event.unicode = "b".unicode_at(0)
await wait_for_signal(subject.key_pressed, 1)
assert_signal_emit_count(subject, "key_pressed", 1)
func test_key_pressed_emits_interpreted_key_input_as_first_param():
input_event.keycode = KEY_UP
input_event.unicode = 0
await wait_for_signal(subject.key_pressed, 1)
var signal_parameters = get_signal_parameters(subject, "key_pressed", 0)
assert_eq(signal_parameters[0], "\u001b[A")
func test_key_pressed_emits_original_input_event_as_second_param():
input_event.keycode = KEY_L
input_event.unicode = "l".unicode_at(0)
await wait_for_signal(subject.key_pressed, 1)
var signal_parameters = get_signal_parameters(subject, "key_pressed", 0)
assert_eq(signal_parameters[1], input_event)
func test_key_pressed_not_emitted_when_writing_to_subject():
subject.write("a")
await wait_frames(1)
assert_signal_emit_count(subject, "key_pressed", 0)
func test_key_pressed_not_emitted_by_other_input_type():
var mouse_input = InputEventMouseButton.new()
mouse_input.button_index = MOUSE_BUTTON_LEFT
mouse_input.pressed = true
Input.call_deferred("parse_input_event", mouse_input)
await wait_for_signal(subject.gui_input, 1)
assert_signal_emit_count(subject, "key_pressed", 0)