95 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Lua
		
	
			
		
		
	
	
			95 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Lua
		
	
| config.targets = 'core'
 | |
| 
 | |
| utils = require('utils')
 | |
| 
 | |
| function with_temp_ref(...)
 | |
|     local args = {...}
 | |
|     local dtype = 'int32_t'
 | |
|     if type(args[1]) == 'string' then
 | |
|         dtype = table.remove(args, 1)
 | |
|     end
 | |
|     local count = 1
 | |
|     if type(args[1]) == 'number' then
 | |
|         count = table.remove(args, 1)
 | |
|     end
 | |
|     local func = table.remove(args, 1)
 | |
|     assert(type(func) == 'function')
 | |
|     dfhack.with_temp_object(df.new(dtype, count), func, table.unpack(args))
 | |
| end
 | |
| 
 | |
| function test.zero_initialize()
 | |
|     with_temp_ref(function(x)
 | |
|         expect.eq(x.value, 0)
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.zero_initialize_array()
 | |
|     with_temp_ref(2, function(x)
 | |
|         expect.eq(x:_displace(1).value, 0)
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.displace_zero()
 | |
|     with_temp_ref(function(x)
 | |
|         expect.eq(x, x:_displace(0))
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.displace_nonzero()
 | |
|     with_temp_ref(2, function(x)
 | |
|         expect.ne(x, x:_displace(1))
 | |
|         expect.eq(utils.addressof(x) + x:sizeof(), utils.addressof(x:_displace(1)))
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.displace_negative()
 | |
|     with_temp_ref(2, function(x)
 | |
|         expect.true_(x:_displace(1):_displace(-1).value)
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.index_read()
 | |
|     with_temp_ref(function(x)
 | |
|         expect.eq(x.value, x[0])
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.index_write()
 | |
|     with_temp_ref(function(x)
 | |
|         x[0] = 1
 | |
|         expect.eq(x.value, 1)
 | |
|         expect.eq(x[0], 1)
 | |
|         x.value = 2
 | |
|         expect.eq(x.value, 2)
 | |
|         expect.eq(x[0], 2)
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.index_write_multi()
 | |
|     local len = 3
 | |
|     with_temp_ref(len, function(x)
 | |
|         for i = 0, len - 1 do
 | |
|             x[i] = i * i
 | |
|         end
 | |
|         for i = 0, len - 1 do
 | |
|             expect.eq(x[i], i * i, i)
 | |
|         end
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.index_read_negative()
 | |
|     with_temp_ref(function(x)
 | |
|         expect.error_match('negative index', function()
 | |
|             expect.true_(x:_displace(1)[-1])
 | |
|         end)
 | |
|     end)
 | |
| end
 | |
| 
 | |
| function test.index_write_negative()
 | |
|     with_temp_ref(function(x)
 | |
|         expect.error_match('negative index', function()
 | |
|             x:_displace(1)[-1] = 7
 | |
|         end)
 | |
|     end)
 | |
| end
 |