Mercurial > vim
annotate src/testdir/test_listener.vim @ 16652:b8fda384605b v8.1.1328
patch 8.1.1328: no test for listener with undo operation
commit https://github.com/vim/vim/commit/bc4fd43160739efb93c39589dcc9ffd5d5a951d0
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun May 12 14:36:27 2019 +0200
patch 8.1.1328: no test for listener with undo operation
Problem: No test for listener with undo operation.
Solution: Add a test.
author | Bram Moolenaar <Bram@vim.org> |
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date | Sun, 12 May 2019 14:45:04 +0200 |
parents | a7f06505ad39 |
children | 04c2614af21c |
rev | line source |
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1 " tests for listener_add() and listener_remove() |
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2 |
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3 func s:StoreList(l) |
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4 let s:list = a:l |
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5 endfunc |
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6 |
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7 func s:AnotherStoreList(l) |
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8 let s:list2 = a:l |
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9 endfunc |
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10 |
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11 func s:EvilStoreList(l) |
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12 let s:list3 = a:l |
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13 call assert_fails("call add(a:l, 'myitem')", "E742:") |
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14 endfunc |
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15 |
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16 func Test_listening() |
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17 new |
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18 call setline(1, ['one', 'two']) |
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19 let id = listener_add({l -> s:StoreList(l)}) |
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20 call setline(1, 'one one') |
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21 redraw |
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22 call assert_equal([{'lnum': 1, 'end': 2, 'col': 1, 'added': 0}], s:list) |
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23 |
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24 " Undo is also a change |
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25 set undolevels& " start new undo block |
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26 call append(2, 'two two') |
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27 undo |
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28 redraw |
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29 call assert_equal([{'lnum': 3, 'end': 3, 'col': 1, 'added': 1}, |
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30 \ {'lnum': 3, 'end': 4, 'col': 1, 'added': -1}, ], s:list) |
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31 1 |
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32 |
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33 " Two listeners, both get called. |
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34 let id2 = listener_add({l -> s:AnotherStoreList(l)}) |
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35 let s:list = [] |
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36 let s:list2 = [] |
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37 exe "normal $asome\<Esc>" |
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38 redraw |
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39 call assert_equal([{'lnum': 1, 'end': 2, 'col': 8, 'added': 0}], s:list) |
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40 call assert_equal([{'lnum': 1, 'end': 2, 'col': 8, 'added': 0}], s:list2) |
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41 |
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42 call listener_remove(id2) |
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43 let s:list = [] |
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44 let s:list2 = [] |
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45 call setline(3, 'three') |
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46 redraw |
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47 call assert_equal([{'lnum': 3, 'end': 3, 'col': 1, 'added': 1}], s:list) |
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48 call assert_equal([], s:list2) |
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49 |
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50 " the "o" command first adds an empty line and then changes it |
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51 let s:list = [] |
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52 exe "normal Gofour\<Esc>" |
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53 redraw |
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54 call assert_equal([{'lnum': 4, 'end': 4, 'col': 1, 'added': 1}, |
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55 \ {'lnum': 4, 'end': 5, 'col': 1, 'added': 0}], s:list) |
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56 |
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57 " Remove last listener |
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58 let s:list = [] |
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59 call listener_remove(id) |
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60 call setline(1, 'asdfasdf') |
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61 redraw |
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62 call assert_equal([], s:list) |
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63 |
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64 " Trying to change the list fails |
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65 let id = listener_add({l -> s:EvilStoreList(l)}) |
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66 let s:list3 = [] |
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67 call setline(1, 'asdfasdf') |
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68 redraw |
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69 call assert_equal([{'lnum': 1, 'end': 2, 'col': 1, 'added': 0}], s:list3) |
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70 |
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71 call listener_remove(id) |
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72 bwipe! |
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73 endfunc |
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74 |
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75 func s:StoreBufList(buf, l) |
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76 let s:bufnr = a:buf |
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77 let s:list = a:l |
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78 endfunc |
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79 |
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80 func Test_listening_other_buf() |
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81 new |
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82 call setline(1, ['one', 'two']) |
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83 let bufnr = bufnr('') |
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84 normal ww |
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85 let id = listener_add(function('s:StoreBufList', [bufnr]), bufnr) |
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86 let s:list = [] |
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87 call setbufline(bufnr, 1, 'hello') |
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88 redraw |
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89 call assert_equal(bufnr, s:bufnr) |
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90 call assert_equal([{'lnum': 1, 'end': 2, 'col': 1, 'added': 0}], s:list) |
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91 |
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92 call listener_remove(id) |
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93 exe "buf " .. bufnr |
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94 bwipe! |
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95 endfunc |