test_ex_z.vim (3133B)
1 " Test :z 2 3 func Test_z() 4 call setline(1, range(1, 100)) 5 6 let a = execute('20z3') 7 call assert_equal("\n20\n21\n22", a) 8 call assert_equal(22, line('.')) 9 " 'window' should be set to the {count} value. 10 call assert_equal(3, &window) 11 12 " If there is only one window, then twice the amount of 'scroll' is used. 13 set scroll=2 14 let a = execute('20z') 15 call assert_equal("\n20\n21\n22\n23", a) 16 call assert_equal(23, line('.')) 17 18 let a = execute('20z+3') 19 " FIXME: I would expect the same result as '20z3' since 'help z' 20 " says: Specifying no mark at all is the same as "+". 21 " However it " gives "\n21\n22\n23" instead. Bug in Vim or in ":help :z"? 22 "call assert_equal("\n20\n21\n22", a) 23 "call assert_equal(22, line('.')) 24 25 let a = execute('20z-3') 26 call assert_equal("\n18\n19\n20", a) 27 call assert_equal(20, line('.')) 28 29 let a = execute('20z=3') 30 call assert_match("^\n18\n19\n-\\+\n20\n-\\+\n21\n22$", a) 31 call assert_equal(20, line('.')) 32 33 let a = execute('20z^3') 34 call assert_equal("\n14\n15\n16\n17", a) 35 call assert_equal(17, line('.')) 36 37 let a = execute('20z.3') 38 call assert_equal("\n19\n20\n21", a) 39 call assert_equal(21, line('.')) 40 41 let a = execute('20z#3') 42 call assert_equal("\n 20 20\n 21 21\n 22 22", a) 43 call assert_equal(22, line('.')) 44 45 let a = execute('20z#-3') 46 call assert_equal("\n 18 18\n 19 19\n 20 20", a) 47 call assert_equal(20, line('.')) 48 49 let a = execute('20z#=3') 50 call assert_match("^\n 18 18\n 19 19\n-\\+\n 20 20\n-\\+\n 21 21\n 22 22$", a) 51 call assert_equal(20, line('.')) 52 53 " Test with {count} bigger than the number of lines in buffer. 54 let a = execute('20z1000') 55 call assert_match("^\n20\n21\n.*\n99\n100$", a) 56 call assert_equal(100, line('.')) 57 58 let a = execute('20z-1000') 59 call assert_equal(20, line('.')) 60 61 let a = execute('20z=1000') 62 call assert_match("^\n1\n.*\n-\\+\n20\n-\\\+\n.*\n100$", a) 63 call assert_equal(20, line('.')) 64 65 " Tests with multiple windows. 66 5split 67 call setline(1, range(1, 100)) 68 " Without a count, the number line is window height - 3. 69 let a = execute('20z') 70 call assert_equal("\n20\n21", a) 71 call assert_equal(21, line('.')) 72 " If window height - 3 is less than 1, it should be clamped to 1. 73 resize 2 74 let a = execute('20z') 75 call assert_equal("\n20", a) 76 call assert_equal(20, line('.')) 77 78 call assert_fails('20z=a', 'E144:') 79 80 set window& scroll& 81 bw! 82 endfunc 83 84 " :z! is the same as :z but count uses the Vim window height when not specified. 85 func Test_z_bang() 86 4split 87 call setline(1, range(1, 20)) 88 89 let a = execute('10z!') 90 call assert_equal("\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20", a) 91 92 let a = execute('10z!#') 93 call assert_equal("\n 10 10\n 11 11\n 12 12\n 13 13\n 14 14\n 15 15\n 16 16\n 17 17\n 18 18\n 19 19\n 20 20", a) 94 95 let a = execute('10z!3') 96 call assert_equal("\n10\n11\n12", a) 97 98 %bwipe! 99 endfunc 100 101 func Test_z_overflow() 102 " This used to access invalid memory as a result of an integer overflow 103 " and freeze vim. 104 normal ox 105 normal Heat 106 z777777776666666 107 ') 108 endfunc 109 110 func Test_z_negative_lnum() 111 new 112 z^ 113 call assert_equal(1, line('.')) 114 bwipe! 115 endfunc