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	 052498ed42
			
		
	
	052498ed42
	
	
	
		
			
			Specifically, functions that are run in the context of the test runner are put in module `test/testutil.lua` while the functions that are run in the context of the test session are put in `test/functional/testnvim.lua`. Closes https://github.com/neovim/neovim/issues/27004.
		
			
				
	
	
		
			82 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			82 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
| local t = require('test.testutil')
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| local n = require('test.functional.testnvim')()
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| 
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| local call = n.call
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| local clear = n.clear
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| local command = n.command
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| local eval = n.eval
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| local eq = t.eq
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| local feed = n.feed
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| local feed_command = n.feed_command
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| local next_msg = n.next_msg
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| local api = n.api
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| local source = n.source
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| local pcall_err = t.pcall_err
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| 
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| before_each(function()
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|   clear()
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|   local channel = api.nvim_get_chan_info(0).id
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|   api.nvim_set_var('channel', channel)
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| end)
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| 
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| describe('wait()', function()
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|   it('waits and returns 0 when condition is satisfied', function()
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|     source([[
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|     let g:_awake = 0
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|     call timer_start(100, { -> nvim_command('let g:_awake = 1') })
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|     ]])
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|     eq(0, eval('g:_awake'))
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|     eq(0, eval('wait(1500, { -> g:_awake })'))
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|     eq(1, eval('g:_awake'))
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| 
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|     eq(0, eval('wait(0, 1)'))
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|   end)
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| 
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|   it('returns -1 on timeout', function()
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|     eq(-1, eval('wait(0, 0)'))
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|     eq(-1, eval('wait(50, 0)'))
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|   end)
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| 
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|   it('returns -2 when interrupted', function()
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|     feed_command(
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|       'call rpcnotify(g:channel, "ready") | ' .. 'call rpcnotify(g:channel, "wait", wait(-1, 0))'
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|     )
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|     eq({ 'notification', 'ready', {} }, next_msg())
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|     feed('<c-c>')
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|     eq({ 'notification', 'wait', { -2 } }, next_msg())
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|   end)
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| 
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|   it('returns -3 on error', function()
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|     command('silent! let ret = wait(-1, "error")')
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|     eq(-3, eval('ret'))
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|     command('let ret = 0 | silent! let ret = wait(-1, { -> error })')
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|     eq(-3, eval('ret'))
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|   end)
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| 
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|   it('evaluates the condition on given interval', function()
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|     source([[
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|     function Count()
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|       let g:counter += 1
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|       return g:counter
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|     endfunction
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|     ]])
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| 
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|     -- XXX: flaky (#11137)
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|     t.retry(nil, nil, function()
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|       api.nvim_set_var('counter', 0)
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|       eq(-1, call('wait', 20, 'Count() >= 5', 99999))
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|     end)
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| 
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|     api.nvim_set_var('counter', 0)
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|     eq(0, call('wait', 10000, 'Count() >= 5', 5))
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|     eq(5, api.nvim_get_var('counter'))
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|   end)
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| 
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|   it('validates args', function()
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|     eq('Vim:E475: Invalid value for argument 1', pcall_err(call, 'wait', '', 1))
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|     eq('Vim:E475: Invalid value for argument 3', pcall_err(call, 'wait', 0, 1, -1))
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|     eq('Vim:E475: Invalid value for argument 3', pcall_err(call, 'wait', 0, 1, 0))
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|     eq('Vim:E475: Invalid value for argument 3', pcall_err(call, 'wait', 0, 1, ''))
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|   end)
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| end)
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