Mercurial > vim

annotate src/testdir/test_filter_map.vim @ 22653:cf8f2fa2c22a v8.2.1875

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patch 8.2.1875: warning when building GTK gui Commit: https://github.com/vim/vim/commit/3da855c8e28140d9f02b1572e445f8d4f977cf64 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Oct 21 12:38:00 2020 +0200 patch 8.2.1875: warning when building GTK gui Problem: Warning when building GTK gui. Solution: Add missing function parameter.
author Bram Moolenaar <Bram@vim.org>
date Wed, 21 Oct 2020 12:45:04 +0200
parents f140b9036aa5
children 36fc73078bce
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1 " Test filter() and map()
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3 " list with expression string
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4 func Test_filter_map_list_expr_string()
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5 " filter()
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6 call assert_equal([2, 3, 4], filter([1, 2, 3, 4], 'v:val > 1'))
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7 call assert_equal([3, 4], filter([1, 2, 3, 4], 'v:key > 1'))
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8 call assert_equal([], filter([1, 2, 3, 4], 0))
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10 " map()
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11 call assert_equal([2, 4, 6, 8], map([1, 2, 3, 4], 'v:val * 2'))
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12 call assert_equal([0, 2, 4, 6], map([1, 2, 3, 4], 'v:key * 2'))
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13 call assert_equal([9, 9, 9, 9], map([1, 2, 3, 4], 9))
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14 call assert_equal([7, 7, 7], map([1, 2, 3], ' 7 '))
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15 endfunc
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17 " dict with expression string
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18 func Test_filter_map_dict_expr_string()
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19 let dict = {"foo": 1, "bar": 2, "baz": 3}
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21 " filter()
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22 call assert_equal({"bar": 2, "baz": 3}, filter(copy(dict), 'v:val > 1'))
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23 call assert_equal({"foo": 1, "baz": 3}, filter(copy(dict), 'v:key > "bar"'))
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24 call assert_equal({}, filter(copy(dict), 0))
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26 " map()
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27 call assert_equal({"foo": 2, "bar": 4, "baz": 6}, map(copy(dict), 'v:val * 2'))
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28 call assert_equal({"foo": "f", "bar": "b", "baz": "b"}, map(copy(dict), 'v:key[0]'))
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29 call assert_equal({"foo": 9, "bar": 9, "baz": 9}, map(copy(dict), 9))
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30 endfunc
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32 " list with funcref
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33 func Test_filter_map_list_expr_funcref()
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34 " filter()
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35 func! s:filter1(index, val) abort
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36 return a:val > 1
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37 endfunc
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38 call assert_equal([2, 3, 4], filter([1, 2, 3, 4], function('s:filter1')))
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40 func! s:filter2(index, val) abort
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41 return a:index > 1
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42 endfunc
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43 call assert_equal([3, 4], filter([1, 2, 3, 4], function('s:filter2')))
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45 " map()
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46 func! s:filter3(index, val) abort
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47 return a:val * 2
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48 endfunc
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49 call assert_equal([2, 4, 6, 8], map([1, 2, 3, 4], function('s:filter3')))
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51 func! s:filter4(index, val) abort
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52 return a:index * 2
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53 endfunc
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54 call assert_equal([0, 2, 4, 6], map([1, 2, 3, 4], function('s:filter4')))
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55 endfunc
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56
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57 func Test_filter_map_nested()
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58 let x = {"x":10}
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59 let r = map(range(2), 'filter(copy(x), "1")')
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60 call assert_equal([x, x], r)
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61
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62 let r = map(copy(x), 'filter(copy(x), "1")')
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63 call assert_equal({"x": x}, r)
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64 endfunc
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66 " dict with funcref
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67 func Test_filter_map_dict_expr_funcref()
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68 let dict = {"foo": 1, "bar": 2, "baz": 3}
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70 " filter()
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71 func! s:filter1(key, val) abort
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72 return a:val > 1
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73 endfunc
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74 call assert_equal({"bar": 2, "baz": 3}, filter(copy(dict), function('s:filter1')))
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76 func! s:filter2(key, val) abort
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77 return a:key > "bar"
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78 endfunc
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79 call assert_equal({"foo": 1, "baz": 3}, filter(copy(dict), function('s:filter2')))
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81 " map()
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82 func! s:filter3(key, val) abort
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83 return a:val * 2
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84 endfunc
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85 call assert_equal({"foo": 2, "bar": 4, "baz": 6}, map(copy(dict), function('s:filter3')))
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87 func! s:filter4(key, val) abort
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88 return a:key[0]
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89 endfunc
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90 call assert_equal({"foo": "f", "bar": "b", "baz": "b"}, map(copy(dict), function('s:filter4')))
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91 endfunc
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93 func Test_map_filter_fails()
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94 call assert_fails('call map([1], "42 +")', 'E15:')
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95 call assert_fails('call filter([1], "42 +")', 'E15:')
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96 call assert_fails("let l = map('abc', '\"> \" . v:val')", 'E896:')
09143ab0fbbd patch 8.2.0829: filter() may give misleading error message
Bram Moolenaar <Bram@vim.org>
parents: 20158
diff changeset
97 call assert_fails("let l = filter('abc', '\"> \" . v:val')", 'E896:')
20109
e82996ad131f patch 8.2.0610: some tests are still old style
Bram Moolenaar <Bram@vim.org>
parents: 19233
diff changeset
98 call assert_fails("let l = filter([1, 2, 3], '{}')", 'E728:')
e82996ad131f patch 8.2.0610: some tests are still old style
Bram Moolenaar <Bram@vim.org>
parents: 19233
diff changeset
99 call assert_fails("let l = filter({'k' : 10}, '{}')", 'E728:')
20128
0b35a7ffceb2 patch 8.2.0619: null dict is not handled like an empty dict
Bram Moolenaar <Bram@vim.org>
parents: 20109
diff changeset
100 call assert_fails("let l = filter([1, 2], {})", 'E731:')
22608
f140b9036aa5 patch 8.2.1852: map() returing zero for NULL list is unexpected
Bram Moolenaar <Bram@vim.org>
parents: 21620
diff changeset
101 call assert_equal(test_null_list(), filter(test_null_list(), 0))
f140b9036aa5 patch 8.2.1852: map() returing zero for NULL list is unexpected
Bram Moolenaar <Bram@vim.org>
parents: 21620
diff changeset
102 call assert_equal(test_null_dict(), filter(test_null_dict(), 0))
f140b9036aa5 patch 8.2.1852: map() returing zero for NULL list is unexpected
Bram Moolenaar <Bram@vim.org>
parents: 21620
diff changeset
103 call assert_equal(test_null_list(), map(test_null_list(), '"> " .. v:val'))
f140b9036aa5 patch 8.2.1852: map() returing zero for NULL list is unexpected
Bram Moolenaar <Bram@vim.org>
parents: 21620
diff changeset
104 call assert_equal(test_null_dict(), map(test_null_dict(), '"> " .. v:val'))
20156
49694eceaa55 patch 8.2.0633: crash when using null partial in filter()
Bram Moolenaar <Bram@vim.org>
parents: 20128
diff changeset
105 call assert_equal([1, 2, 3], filter([1, 2, 3], test_null_function()))
49694eceaa55 patch 8.2.0633: crash when using null partial in filter()
Bram Moolenaar <Bram@vim.org>
parents: 20128
diff changeset
106 call assert_fails("let l = filter([1, 2], function('min'))", 'E118:')
49694eceaa55 patch 8.2.0633: crash when using null partial in filter()
Bram Moolenaar <Bram@vim.org>
parents: 20128
diff changeset
107 call assert_equal([1, 2, 3], filter([1, 2, 3], test_null_partial()))
49694eceaa55 patch 8.2.0633: crash when using null partial in filter()
Bram Moolenaar <Bram@vim.org>
parents: 20128
diff changeset
108 call assert_fails("let l = filter([1, 2], {a, b, c -> 1})", 'E119:')
15478
051937ebaf22 patch 8.1.0747: map() with a bad expression doesn't give an error
Bram Moolenaar <Bram@vim.org>
parents: 9442
diff changeset
109 endfunc
19233
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
110
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
111 func Test_map_and_modify()
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
112 let l = ["abc"]
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
113 " cannot change the list halfway a map()
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
114 call assert_fails('call map(l, "remove(l, 0)[0]")', 'E741:')
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
115
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
116 let d = #{a: 1, b: 2, c: 3}
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
117 call assert_fails('call map(d, "remove(d, v:key)[0]")', 'E741:')
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
118 call assert_fails('echo map(d, {k,v -> remove(d, k)})', 'E741:')
04c164c971a3 patch 8.2.0175: crash when removing list element in map()
Bram Moolenaar <Bram@vim.org>
parents: 17944
diff changeset
119 endfunc
20109
e82996ad131f patch 8.2.0610: some tests are still old style
Bram Moolenaar <Bram@vim.org>
parents: 19233
diff changeset
120
e82996ad131f patch 8.2.0610: some tests are still old style
Bram Moolenaar <Bram@vim.org>
parents: 19233
diff changeset
121 " vim: shiftwidth=2 sts=2 expandtab