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annotate src/testdir/test_changedtick.vim @ 22021:514d622473af v8.2.1560

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patch 8.2.1560: using NULL pointers in some code Commit: https://github.com/vim/vim/commit/9c2b06637b32742cac11bfd66b1a4e84583c6c2e Author: Bram Moolenaar <Bram@vim.org> Date: Tue Sep 1 19:56:15 2020 +0200 patch 8.2.1560: using NULL pointers in some code Problem: Using NULL pointers in some code. (James McCoy) Solution: Avoid adding to a NULL pointer. Use byte as unsigned.
author Bram Moolenaar <Bram@vim.org>
date Tue, 01 Sep 2020 20:00:03 +0200
parents 08940efa6b4e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
10889
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1 " Tests for b:changedtick
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2
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3 func Test_changedtick_increments()
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4 new
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5 " New buffer has an empty line, tick starts at 2.
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6 let expected = 2
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7 call assert_equal(expected, b:changedtick)
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8 call assert_equal(expected, b:['changedtick'])
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9 call setline(1, 'hello')
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10 let expected += 1
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11 call assert_equal(expected, b:changedtick)
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12 call assert_equal(expected, b:['changedtick'])
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13 undo
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14 " Somehow undo counts as two changes.
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15 let expected += 2
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16 call assert_equal(expected, b:changedtick)
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17 call assert_equal(expected, b:['changedtick'])
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18 bwipe!
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19 endfunc
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20
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21 func Test_changedtick_dict_entry()
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22 let d = b:
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23 call assert_equal(b:changedtick, d['changedtick'])
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24 endfunc
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25
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26 func Test_changedtick_bdel()
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27 new
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28 let bnr = bufnr('%')
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29 let v = b:changedtick
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30 bdel
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31 " Delete counts as a change too.
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32 call assert_equal(v + 1, getbufvar(bnr, 'changedtick'))
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33 endfunc
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34
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35 func Test_changedtick_islocked()
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36 call assert_equal(0, islocked('b:changedtick'))
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37 let d = b:
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38 call assert_equal(0, islocked('d.changedtick'))
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39 endfunc
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40
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41 func Test_changedtick_fixed()
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42 call assert_fails('let b:changedtick = 4', 'E46:')
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43 call assert_fails('let b:["changedtick"] = 4', 'E46:')
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45 call assert_fails('lockvar b:changedtick', 'E940:')
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46 call assert_fails('lockvar b:["changedtick"]', 'E46:')
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47 call assert_fails('unlockvar b:changedtick', 'E940:')
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48 call assert_fails('unlockvar b:["changedtick"]', 'E46:')
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49 call assert_fails('unlet b:changedtick', 'E795:')
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50 call assert_fails('unlet b:["changedtick"]', 'E46:')
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52 let d = b:
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53 call assert_fails('lockvar d["changedtick"]', 'E46:')
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54 call assert_fails('unlockvar d["changedtick"]', 'E46:')
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55 call assert_fails('unlet d["changedtick"]', 'E46:')
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56
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57 endfunc
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58
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59 func Test_changedtick_not_incremented_with_write()
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60 new
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61 let fname = "XChangeTick"
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62 exe 'w ' .. fname
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64 " :write when the buffer is not changed does not increment changedtick
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65 let expected = b:changedtick
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66 w
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67 call assert_equal(expected, b:changedtick)
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68
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69 " :write when the buffer IS changed DOES increment changedtick
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70 let expected = b:changedtick + 1
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71 setlocal modified
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72 w
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73 call assert_equal(expected, b:changedtick)
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74
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75 " Two ticks: change + write
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76 let expected = b:changedtick + 2
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77 call setline(1, 'hello')
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78 w
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79 call assert_equal(expected, b:changedtick)
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80
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81 " Two ticks: start insert + write
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82 let expected = b:changedtick + 2
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83 normal! o
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84 w
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85 call assert_equal(expected, b:changedtick)
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86
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87 " Three ticks: start insert + change + write
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88 let expected = b:changedtick + 3
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89 normal! ochanged
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90 w
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91 call assert_equal(expected, b:changedtick)
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92
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93 bwipe
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94 call delete(fname)
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95 endfunc
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97 " vim: shiftwidth=2 sts=2 expandtab