Test suite

[tobyzerner]

• Left-sided popup is correctly positioned
• Left-sided popup swaps to right side if not enough room
• Right-sided popup is correctly positioned
• Right-sided popup swaps to left side if not enough room
• Top-sided popup is correctly positioned
• Top-sided popup swaps to bottom side if not enough room
• Bottom-sided popup is correctly positioned
• Bottom-sided popup swaps to top side if not enough room
• Start-aligned popup is correctly positioned
• Start-aligned popup is adjusted if not enough room
• Center-aligned popup is correctly positioned
• Center-aligned popup is adjusted if not enough room
• End-aligned popup is correctly positioned
• End-aligned popup is adjusted if not enough room
• Fixed option works