| project('array arithmetic') | |
| array1 = ['foo', 'bar'] | |
| array2 = ['qux', 'baz'] | |
| if array1 + array2 != ['foo', 'bar', 'qux', 'baz'] | |
| error('Array concatenation is broken') | |
| endif | |
| if array2 + array1 != ['qux', 'baz', 'foo', 'bar'] | |
| error('Array concatenation is broken') | |
| endif | |
| if array1 + array1 + array1 != ['foo', 'bar', 'foo', 'bar', 'foo', 'bar'] | |
| error('Many-array concatenation is broken') | |
| endif |