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	 a78606ec53
			
		
	
	a78606ec53
	
	
	
		
			
			Test ":unlet self-referencing node in a List graph #6070" feeds many characters into typeahead, so a timeout of only 100 milliseconds sometimes fails. Change that timeout to 1000 milliseconds.
		
			
				
	
	
		
			112 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			Lua
		
	
	
	
	
	
| local helpers = require('test.functional.helpers')(after_each)
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| 
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| local eq = helpers.eq
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| local clear = helpers.clear
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| local command = helpers.command
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| local eval = helpers.eval
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| local meths = helpers.meths
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| local exec = helpers.exec
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| local exec_capture = helpers.exec_capture
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| local expect_exit = helpers.expect_exit
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| local source = helpers.source
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| local testprg = helpers.testprg
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| 
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| before_each(clear)
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| 
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| describe(':let', function()
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|   it('correctly lists variables with curly-braces', function()
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|     meths.set_var('v', {0})
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|     eq('v                     [0]', exec_capture('let {"v"}'))
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|   end)
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| 
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|   it('correctly lists variables with subscript', function()
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|     meths.set_var('v', {0})
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|     eq('v[0]                  #0', exec_capture('let v[0]'))
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|     eq('g:["v"][0]            #0', exec_capture('let g:["v"][0]'))
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|     eq('{"g:"}["v"][0]        #0', exec_capture('let {"g:"}["v"][0]'))
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|   end)
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| 
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|   it(":unlet self-referencing node in a List graph #6070", function()
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|     -- :unlet-ing a self-referencing List must not allow GC on indirectly
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|     -- referenced in-scope Lists. Before #6070 this caused use-after-free.
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|     expect_exit(1000, source, [=[
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|       let [l1, l2] = [[], []]
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|       echo 'l1:' . id(l1)
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|       echo 'l2:' . id(l2)
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|       echo ''
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|       let [l3, l4] = [[], []]
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|       call add(l4, l4)
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|       call add(l4, l3)
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|       call add(l3, 1)
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|       call add(l2, l2)
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|       call add(l2, l1)
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|       call add(l1, 1)
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|       unlet l2
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|       unlet l4
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|       call garbagecollect(1)
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|       call feedkeys(":\e:echo l1 l3\n:echo 42\n:cq\n", "t")
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|     ]=])
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|   end)
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| 
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|   it("multibyte env var #8398 #9267", function()
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|     command("let $NVIM_TEST_LET = 'AìaB'")
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|     eq('AìaB', eval('$NVIM_TEST_LET'))
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|     command("let $NVIM_TEST_LET = 'AaあB'")
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|     eq('AaあB', eval('$NVIM_TEST_LET'))
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|     local mbyte = [[\p* .ม .ม .ม .ม่ .ม่ .ม่ ֹ ֹ ֹ .ֹ .ֹ .ֹ ֹֻ ֹֻ ֹֻ
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|                     .ֹֻ .ֹֻ .ֹֻ ֹֻ ֹֻ ֹֻ .ֹֻ .ֹֻ .ֹֻ ֹ ֹ ֹ .ֹ .ֹ .ֹ ֹ ֹ ֹ .ֹ .ֹ .ֹ ֹֻ ֹֻ
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|                     .ֹֻ .ֹֻ .ֹֻ a a a ca ca ca à à à]]
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|     command("let $NVIM_TEST_LET = '"..mbyte.."'")
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|     eq(mbyte, eval('$NVIM_TEST_LET'))
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|   end)
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| 
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|   it("multibyte env var to child process #8398 #9267",  function()
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|     local cmd_get_child_env = ("let g:env_from_child = system(['%s', 'NVIM_TEST_LET'])"):format(testprg('printenv-test'))
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|     command("let $NVIM_TEST_LET = 'AìaB'")
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|     command(cmd_get_child_env)
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|     eq(eval('$NVIM_TEST_LET'), eval('g:env_from_child'))
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| 
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|     command("let $NVIM_TEST_LET = 'AaあB'")
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|     command(cmd_get_child_env)
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|     eq(eval('$NVIM_TEST_LET'), eval('g:env_from_child'))
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| 
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|     local mbyte = [[\p* .ม .ม .ม .ม่ .ม่ .ม่ ֹ ֹ ֹ .ֹ .ֹ .ֹ ֹֻ ֹֻ ֹֻ
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|                     .ֹֻ .ֹֻ .ֹֻ ֹֻ ֹֻ ֹֻ .ֹֻ .ֹֻ .ֹֻ ֹ ֹ ֹ .ֹ .ֹ .ֹ ֹ ֹ ֹ .ֹ .ֹ .ֹ ֹֻ ֹֻ
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|                     .ֹֻ .ֹֻ .ֹֻ a a a ca ca ca à à à]]
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|     command("let $NVIM_TEST_LET = '"..mbyte.."'")
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|     command(cmd_get_child_env)
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|     eq(eval('$NVIM_TEST_LET'), eval('g:env_from_child'))
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|   end)
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| 
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|   it("release of list assigned to l: variable does not trigger assertion #12387, #12430", function()
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|     source([[
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|       func! s:f()
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|         let l:x = [1]
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|         let g:x = l:
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|       endfunc
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|       for _ in range(2)
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|         call s:f()
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|       endfor
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|       call garbagecollect()
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|       call feedkeys('i', 't')
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|     ]])
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|     eq(1, eval('1'))
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|   end)
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| end)
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| 
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| describe(':let and :const', function()
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|   it('have the same output when called without arguments', function()
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|     eq(exec_capture('let'), exec_capture('const'))
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|   end)
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| 
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|   it('can be used in sandbox', function()
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|     exec([[
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|       func Func()
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|         let l:foo = 'foo'
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|         const l:bar = 'bar'
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|       endfunc
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|       sandbox call Func()
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|     ]])
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|   end)
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| end)
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