McRogueFace/.archive/issue33_sprite_index_valida...

111 lines
3.8 KiB
Python

#!/usr/bin/env python3
"""
Test for Issue #33: Sprite index validation
Verifies that Sprite and Entity objects validate sprite indices
against the texture's actual sprite count.
"""
def test_sprite_index_validation(timer_name):
"""Test that sprite index validation works correctly"""
import mcrfpy
import sys
print("Issue #33 test: Sprite index validation")
# Create test scene
mcrfpy.createScene("test")
ui = mcrfpy.sceneUI("test")
# Create texture - kenney_ice.png is 11x12 sprites of 16x16 each
texture = mcrfpy.Texture("assets/kenney_ice.png", 16, 16)
# Total sprites = 11 * 12 = 132 sprites (indices 0-131)
# Test 1: Create sprite with valid index
try:
sprite = mcrfpy.Sprite(100, 100, texture, 50) # Valid index
ui.append(sprite)
print(f"✓ Created sprite with valid index 50")
except Exception as e:
print(f"✗ Failed to create sprite with valid index: {e}")
raise
# Test 2: Set valid sprite index
try:
sprite.sprite_number = 100 # Still valid
assert sprite.sprite_number == 100
print(f"✓ Set sprite to valid index 100")
except Exception as e:
print(f"✗ Failed to set valid sprite index: {e}")
raise
# Test 3: Set maximum valid index
try:
sprite.sprite_number = 131 # Maximum valid index
assert sprite.sprite_number == 131
print(f"✓ Set sprite to maximum valid index 131")
except Exception as e:
print(f"✗ Failed to set maximum valid index: {e}")
raise
# Test 4: Invalid negative index
try:
sprite.sprite_number = -1
print("✗ Should have raised ValueError for negative index")
except ValueError as e:
print(f"✓ Correctly rejected negative index: {e}")
except Exception as e:
print(f"✗ Wrong exception type for negative index: {e}")
raise
# Test 5: Invalid index too large
try:
sprite.sprite_number = 132 # One past the maximum
print("✗ Should have raised ValueError for index 132")
except ValueError as e:
print(f"✓ Correctly rejected out-of-bounds index: {e}")
except Exception as e:
print(f"✗ Wrong exception type for out-of-bounds index: {e}")
raise
# Test 6: Very large invalid index
try:
sprite.sprite_number = 1000
print("✗ Should have raised ValueError for index 1000")
except ValueError as e:
print(f"✓ Correctly rejected large invalid index: {e}")
# Test 7: Entity sprite_number validation
grid = mcrfpy.Grid(10, 10, texture, (10, 10), (400, 400))
ui.append(grid)
entity = mcrfpy.Entity((5, 5), texture, 50, grid)
grid.entities.append(entity)
try:
entity.sprite_number = 200 # Out of bounds
print("✗ Entity should also validate sprite indices")
except ValueError as e:
print(f"✓ Entity also validates sprite indices: {e}")
except Exception as e:
# Entity might not have the same validation yet
print(f"Note: Entity validation not implemented yet: {e}")
# Test 8: Different texture sizes
# Create a smaller texture to test different bounds
small_texture = mcrfpy.Texture("assets/Sprite-0001.png", 32, 32)
small_sprite = mcrfpy.Sprite(200, 200, small_texture, 0)
# This texture might have fewer sprites, test accordingly
try:
small_sprite.sprite_number = 100 # Might be out of bounds
print("Note: Small texture accepted index 100")
except ValueError as e:
print(f"✓ Small texture has different bounds: {e}")
print(f"\n✅ Issue #33 test PASSED - Sprite index validation works correctly")
sys.exit(0)
# Execute the test after a short delay
import mcrfpy
mcrfpy.setTimer("test", test_sprite_index_validation, 100)