| " Test :z |
| |
| func Test_z() |
| call setline(1, range(1, 100)) |
| |
| let a = execute('20z3') |
| call assert_equal("\n20\n21\n22", a) |
| call assert_equal(22, line('.')) |
| " 'window' should be set to the {count} value. |
| call assert_equal(3, &window) |
| |
| " If there is only one window, then twice the amount of 'scroll' is used. |
| set scroll=2 |
| let a = execute('20z') |
| call assert_equal("\n20\n21\n22\n23", a) |
| call assert_equal(23, line('.')) |
| |
| let a = execute('20z+3') |
| " FIXME: I would expect the same result as '20z3' since 'help z' |
| " says: Specifying no mark at all is the same as "+". |
| " However it " gives "\n21\n22\n23" instead. Bug in Vim or in ":help :z"? |
| "call assert_equal("\n20\n21\n22", a) |
| "call assert_equal(22, line('.')) |
| |
| let a = execute('20z-3') |
| call assert_equal("\n18\n19\n20", a) |
| call assert_equal(20, line('.')) |
| |
| let a = execute('20z=3') |
| call assert_match("^\n18\n19\n-\\+\n20\n-\\+\n21\n22$", a) |
| call assert_equal(20, line('.')) |
| |
| let a = execute('20z^3') |
| call assert_equal("\n14\n15\n16\n17", a) |
| call assert_equal(17, line('.')) |
| |
| let a = execute('20z.3') |
| call assert_equal("\n19\n20\n21", a) |
| call assert_equal(21, line('.')) |
| |
| let a = execute('20z#3') |
| call assert_equal("\n 20 20\n 21 21\n 22 22", a) |
| call assert_equal(22, line('.')) |
| |
| let a = execute('20z#-3') |
| call assert_equal("\n 18 18\n 19 19\n 20 20", a) |
| call assert_equal(20, line('.')) |
| |
| let a = execute('20z#=3') |
| call assert_match("^\n 18 18\n 19 19\n-\\+\n 20 20\n-\\+\n 21 21\n 22 22$", a) |
| call assert_equal(20, line('.')) |
| |
| " Test with {count} bigger than the number of lines in buffer. |
| let a = execute('20z1000') |
| call assert_match("^\n20\n21\n.*\n99\n100$", a) |
| call assert_equal(100, line('.')) |
| |
| let a = execute('20z-1000') |
| call assert_equal(20, line('.')) |
| |
| let a = execute('20z=1000') |
| call assert_match("^\n1\n.*\n-\\+\n20\n-\\\+\n.*\n100$", a) |
| call assert_equal(20, line('.')) |
| |
| " Tests with multiple windows. |
| 5split |
| call setline(1, range(1, 100)) |
| " Without a count, the number line is window height - 3. |
| let a = execute('20z') |
| call assert_equal("\n20\n21", a) |
| call assert_equal(21, line('.')) |
| " If window height - 3 is less than 1, it should be clamped to 1. |
| resize 2 |
| let a = execute('20z') |
| call assert_equal("\n20", a) |
| call assert_equal(20, line('.')) |
| |
| call assert_fails('20z=a', 'E144:') |
| |
| set window& scroll& |
| bw! |
| endfunc |
| |
| " :z! is the same as :z but count uses the Vim window height when not specified. |
| func Test_z_bang() |
| 4split |
| call setline(1, range(1, 20)) |
| |
| let a = execute('10z!') |
| call assert_equal("\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20", a) |
| |
| let a = execute('10z!#') |
| 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) |
| |
| let a = execute('10z!3') |
| call assert_equal("\n10\n11\n12", a) |
| |
| %bwipe! |
| endfunc |
| |
| func Test_z_overflow() |
| " This used to access invalid memory as a result of an integer overflow |
| " and freeze vim. |
| normal ox |
| normal Heat |
| z777777776666666 |
| ') |
| endfunc |
| |
| func Test_z_negative_lnum() |
| new |
| z^ |
| call assert_equal(1, line('.')) |
| bwipe! |
| endfunc |
| |
| " vim: shiftwidth=2 sts=2 expandtab |