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			205 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			205 lines
		
	
	
		
			11 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
| -- Test suite for testing interactions with API bindings
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| local helpers = require('test.functional.helpers')(after_each)
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| 
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| local exc_exec = helpers.exc_exec
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| local funcs = helpers.funcs
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| local clear = helpers.clear
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| local eval = helpers.eval
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| local NIL = helpers.NIL
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| local eq = helpers.eq
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| 
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| before_each(clear)
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| 
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| describe('luaeval(vim.api.…)', function()
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|   describe('with channel_id and buffer handle', function()
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|     describe('nvim_buf_get_lines', function()
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|       it('works', function()
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|         funcs.setline(1, {"abc", "def", "a\nb", "ttt"})
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|         eq({{_TYPE={}, _VAL={'a\nb'}}},
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|            funcs.luaeval('vim.api.nvim_buf_get_lines(1, 2, 3, false)'))
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|       end)
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|     end)
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|     describe('nvim_buf_set_lines', function()
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|       it('works', function()
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|         funcs.setline(1, {"abc", "def", "a\nb", "ttt"})
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|         eq(NIL, funcs.luaeval('vim.api.nvim_buf_set_lines(1, 1, 2, false, {"b\\0a"})'))
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|         eq({'abc', {_TYPE={}, _VAL={'b\na'}}, {_TYPE={}, _VAL={'a\nb'}}, 'ttt'},
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|            funcs.luaeval('vim.api.nvim_buf_get_lines(1, 0, 4, false)'))
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|       end)
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|     end)
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|   end)
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|   describe('with errors', function()
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|     it('transforms API error from nvim_buf_set_lines into lua error', function()
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|       funcs.setline(1, {"abc", "def", "a\nb", "ttt"})
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|       eq({false, 'String cannot contain newlines'},
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|          funcs.luaeval('{pcall(vim.api.nvim_buf_set_lines, 1, 1, 2, false, {"b\\na"})}'))
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|     end)
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| 
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|     it('transforms API error from nvim_win_set_cursor into lua error', function()
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|       eq({false, 'Argument "pos" must be a [row, col] array'},
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|          funcs.luaeval('{pcall(vim.api.nvim_win_set_cursor, 0, {1, 2, 3})}'))
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|       -- Used to produce a memory leak due to a bug in nvim_win_set_cursor
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|       eq({false, 'Invalid window id'},
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|          funcs.luaeval('{pcall(vim.api.nvim_win_set_cursor, -1, {1, 2, 3})}'))
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|     end)
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| 
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|     it('transforms API error from nvim_win_set_cursor + same array as in first test into lua error',
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|     function()
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|       eq({false, 'Argument "pos" must be a [row, col] array'},
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|          funcs.luaeval('{pcall(vim.api.nvim_win_set_cursor, 0, {"b\\na"})}'))
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|     end)
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|   end)
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| 
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|   it('correctly evaluates API code which calls luaeval', function()
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|     local str = (([===[vim.api.nvim_eval([==[
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|       luaeval('vim.api.nvim_eval([=[
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|         luaeval("vim.api.nvim_eval([[
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|           luaeval(1)
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|         ]])")
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|       ]=])')
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|     ]==])]===]):gsub('\n', ' '))
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|     eq(1, funcs.luaeval(str))
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|   end)
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| 
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|   it('correctly converts from API objects', function()
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|     eq(1, funcs.luaeval('vim.api.nvim_eval("1")'))
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|     eq('1', funcs.luaeval([[vim.api.nvim_eval('"1"')]]))
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|     eq({}, funcs.luaeval('vim.api.nvim_eval("[]")'))
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|     eq({}, funcs.luaeval('vim.api.nvim_eval("{}")'))
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|     eq(1, funcs.luaeval('vim.api.nvim_eval("1.0")'))
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|     eq(true, funcs.luaeval('vim.api.nvim_eval("v:true")'))
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|     eq(false, funcs.luaeval('vim.api.nvim_eval("v:false")'))
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|     eq(NIL, funcs.luaeval('vim.api.nvim_eval("v:null")'))
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| 
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|     eq(0, eval([[type(luaeval('vim.api.nvim_eval("1")'))]]))
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|     eq(1, eval([[type(luaeval('vim.api.nvim_eval("''1''")'))]]))
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|     eq(3, eval([[type(luaeval('vim.api.nvim_eval("[]")'))]]))
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|     eq(4, eval([[type(luaeval('vim.api.nvim_eval("{}")'))]]))
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|     eq(5, eval([[type(luaeval('vim.api.nvim_eval("1.0")'))]]))
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|     eq(6, eval([[type(luaeval('vim.api.nvim_eval("v:true")'))]]))
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|     eq(6, eval([[type(luaeval('vim.api.nvim_eval("v:false")'))]]))
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|     eq(7, eval([[type(luaeval('vim.api.nvim_eval("v:null")'))]]))
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| 
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|     eq({foo=42}, funcs.luaeval([[vim.api.nvim_eval('{"foo": 42}')]]))
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|     eq({42}, funcs.luaeval([[vim.api.nvim_eval('[42]')]]))
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| 
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|     eq({foo={bar=42}, baz=50}, funcs.luaeval([[vim.api.nvim_eval('{"foo": {"bar": 42}, "baz": 50}')]]))
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|     eq({{42}, {}}, funcs.luaeval([=[vim.api.nvim_eval('[[42], []]')]=]))
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|   end)
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| 
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|   it('correctly converts to API objects', function()
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|     eq(1, funcs.luaeval('vim.api.nvim__id(1)'))
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|     eq('1', funcs.luaeval('vim.api.nvim__id("1")'))
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|     eq({1}, funcs.luaeval('vim.api.nvim__id({1})'))
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|     eq({foo=1}, funcs.luaeval('vim.api.nvim__id({foo=1})'))
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|     eq(1.5, funcs.luaeval('vim.api.nvim__id(1.5)'))
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|     eq(true, funcs.luaeval('vim.api.nvim__id(true)'))
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|     eq(false, funcs.luaeval('vim.api.nvim__id(false)'))
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|     eq(NIL, funcs.luaeval('vim.api.nvim__id(nil)'))
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| 
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|     eq(0, eval([[type(luaeval('vim.api.nvim__id(1)'))]]))
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|     eq(1, eval([[type(luaeval('vim.api.nvim__id("1")'))]]))
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|     eq(3, eval([[type(luaeval('vim.api.nvim__id({1})'))]]))
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|     eq(4, eval([[type(luaeval('vim.api.nvim__id({foo=1})'))]]))
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|     eq(5, eval([[type(luaeval('vim.api.nvim__id(1.5)'))]]))
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|     eq(6, eval([[type(luaeval('vim.api.nvim__id(true)'))]]))
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|     eq(6, eval([[type(luaeval('vim.api.nvim__id(false)'))]]))
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|     eq(7, eval([[type(luaeval('vim.api.nvim__id(nil)'))]]))
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| 
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|     eq({foo=1, bar={42, {{baz=true}, 5}}}, funcs.luaeval('vim.api.nvim__id({foo=1, bar={42, {{baz=true}, 5}}})'))
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|   end)
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| 
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|   it('correctly converts container objects with type_idx to API objects', function()
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|     eq(5, eval('type(luaeval("vim.api.nvim__id({[vim.type_idx]=vim.types.float, [vim.val_idx]=0})"))'))
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|     eq(4, eval([[type(luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.dictionary})'))]]))
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|     eq(3, eval([[type(luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.array})'))]]))
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| 
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|     eq({}, funcs.luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.array})'))
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| 
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|     -- Presence of type_idx makes Vim ignore some keys
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|     eq({42}, funcs.luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'))
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|     eq({foo=2}, funcs.luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'))
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|     eq(10, funcs.luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'))
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|     eq({}, funcs.luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2})'))
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|   end)
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| 
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|   it('correctly converts arrays with type_idx to API objects', function()
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|     eq(3, eval([[type(luaeval('vim.api.nvim__id_array({[vim.type_idx]=vim.types.array})'))]]))
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| 
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|     eq({}, funcs.luaeval('vim.api.nvim__id_array({[vim.type_idx]=vim.types.array})'))
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| 
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|     eq({42}, funcs.luaeval('vim.api.nvim__id_array({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'))
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|     eq({{foo=2}}, funcs.luaeval('vim.api.nvim__id_array({{[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
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|     eq({10}, funcs.luaeval('vim.api.nvim__id_array({{[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
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|     eq({}, funcs.luaeval('vim.api.nvim__id_array({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2})'))
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| 
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|     eq({}, funcs.luaeval('vim.api.nvim__id_array({})'))
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|     eq(3, eval([[type(luaeval('vim.api.nvim__id_array({})'))]]))
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|   end)
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| 
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|   it('correctly converts dictionaries with type_idx to API objects', function()
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|     eq(4, eval([[type(luaeval('vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.dictionary})'))]]))
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| 
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|     eq({}, funcs.luaeval('vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.dictionary})'))
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| 
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|     eq({v={42}}, funcs.luaeval('vim.api.nvim__id_dictionary({v={[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
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|     eq({foo=2}, funcs.luaeval('vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'))
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|     eq({v=10}, funcs.luaeval('vim.api.nvim__id_dictionary({v={[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'))
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|     eq({v={}}, funcs.luaeval('vim.api.nvim__id_dictionary({v={[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2}})'))
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| 
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|     -- If API requests dictionary, then empty table will be the one. This is not
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|     -- the case normally because empty table is an empty arrray.
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|     eq({}, funcs.luaeval('vim.api.nvim__id_dictionary({})'))
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|     eq(4, eval([[type(luaeval('vim.api.nvim__id_dictionary({})'))]]))
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|   end)
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| 
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|   it('errors out correctly when working with API', function()
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|     -- Conversion errors
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Cannot convert given lua type',
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|        exc_exec([[call luaeval("vim.api.nvim__id(vim.api.nvim__id)")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Cannot convert given lua table',
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|        exc_exec([[call luaeval("vim.api.nvim__id({1, foo=42})")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Cannot convert given lua type',
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|        exc_exec([[call luaeval("vim.api.nvim__id({42, vim.api.nvim__id})")]]))
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|     -- Errors in number of arguments
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected 1 argument',
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|        exc_exec([[call luaeval("vim.api.nvim__id()")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected 1 argument',
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|        exc_exec([[call luaeval("vim.api.nvim__id(1, 2)")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected 2 arguments',
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|        exc_exec([[call luaeval("vim.api.nvim_set_var(1, 2, 3)")]]))
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|     -- Error in argument types
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected lua string',
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|        exc_exec([[call luaeval("vim.api.nvim_set_var(1, 2)")]]))
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| 
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected lua number',
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|        exc_exec([[call luaeval("vim.api.nvim_buf_get_lines(0, 'test', 1, false)")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Number is not integral',
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|        exc_exec([[call luaeval("vim.api.nvim_buf_get_lines(0, 1.5, 1, false)")]]))
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| 
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected lua table',
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|        exc_exec([[call luaeval("vim.api.nvim__id_float('test')")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Unexpected type',
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|        exc_exec([[call luaeval("vim.api.nvim__id_float({[vim.type_idx]=vim.types.dictionary})")]]))
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| 
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected lua table',
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|        exc_exec([[call luaeval("vim.api.nvim__id_array(1)")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Unexpected type',
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|        exc_exec([[call luaeval("vim.api.nvim__id_array({[vim.type_idx]=vim.types.dictionary})")]]))
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| 
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Expected lua table',
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|        exc_exec([[call luaeval("vim.api.nvim__id_dictionary(1)")]]))
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|     eq('Vim(call):E5108: Error while calling lua chunk for luaeval(): [string "<VimL compiled string>"]:1: Unexpected type',
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|        exc_exec([[call luaeval("vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.array})")]]))
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|     -- TODO: check for errors with Tabpage argument
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|     -- TODO: check for errors with Window argument
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|     -- TODO: check for errors with Buffer argument
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|   end)
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| 
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|   it('accepts any value as API Boolean', function()
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|     eq('', funcs.luaeval('vim.api.nvim_replace_termcodes("", vim, false, nil)'))
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|     eq('', funcs.luaeval('vim.api.nvim_replace_termcodes("", 0, 1.5, "test")'))
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|     eq('', funcs.luaeval('vim.api.nvim_replace_termcodes("", true, {}, {[vim.type_idx]=vim.types.array})'))
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|   end)
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| end)
 | 
