Mercurial > vim
annotate src/testdir/test_blob.vim @ 15456:f01eb1aed348 v8.1.0736
patch 8.1.0736: code for Blob not sufficiently tested
commit https://github.com/vim/vim/commit/c0f5a78c15b194f23bedb82e6825e34f481e6532
Author: Bram Moolenaar <Bram@vim.org>
Date: Sun Jan 13 15:16:13 2019 +0100
patch 8.1.0736: code for Blob not sufficiently tested
Problem: Code for Blob not sufficiently tested.
Solution: Add more tests. Fix uncovered crash. Add test_null_blob().
author | Bram Moolenaar <Bram@vim.org> |
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date | Sun, 13 Jan 2019 15:30:08 +0100 |
parents | 1d2b5c016f17 |
children | 1550cc188ff6 |
rev | line source |
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1 " Tests for the Blob types |
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2 |
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3 func TearDown() |
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4 " Run garbage collection after every test |
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5 call test_garbagecollect_now() |
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6 endfunc |
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7 |
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8 " Tests for Blob type |
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9 |
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10 " Blob creation from constant |
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11 func Test_blob_create() |
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12 let b = 0zDEADBEEF |
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13 call assert_equal(v:t_blob, type(b)) |
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14 call assert_equal(4, len(b)) |
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15 call assert_equal(0xDE, b[0]) |
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16 call assert_equal(0xAD, b[1]) |
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17 call assert_equal(0xBE, b[2]) |
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18 call assert_equal(0xEF, b[3]) |
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19 call assert_fails('let x = b[4]') |
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20 |
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21 call assert_equal(0xDE, get(b, 0)) |
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22 call assert_equal(0xEF, get(b, 3)) |
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23 call assert_fails('let x = get(b, 4)') |
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24 |
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25 call assert_fails('let b = 0z1', 'E973:') |
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26 call assert_fails('let b = 0z1x', 'E973:') |
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27 call assert_fails('let b = 0z12345', 'E973:') |
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28 |
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29 call assert_equal(0z, test_null_blob()) |
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30 endfunc |
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31 |
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32 " assignment to a blob |
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33 func Test_blob_assign() |
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34 let b = 0zDEADBEEF |
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35 let b2 = b[1:2] |
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36 call assert_equal(0zADBE, b2) |
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37 |
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38 let bcopy = b[:] |
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39 call assert_equal(b, bcopy) |
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40 call assert_false(b is bcopy) |
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41 |
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42 let b = 0zDEADBEEF |
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43 let b2 = b |
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44 call assert_true(b is b2) |
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45 let b[:] = 0z11223344 |
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46 call assert_equal(0z11223344, b) |
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47 call assert_equal(0z11223344, b2) |
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48 call assert_true(b is b2) |
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49 |
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50 let b = 0zDEADBEEF |
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51 let b[3:] = 0z66 |
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52 call assert_equal(0zDEADBE66, b) |
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53 let b[:1] = 0z8899 |
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54 call assert_equal(0z8899BE66, b) |
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55 |
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56 call assert_fails('let b[2:3] = 0z112233', 'E972:') |
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57 call assert_fails('let b[2:3] = 0z11', 'E972:') |
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58 call assert_fails('let b[3:2] = 0z', 'E979:') |
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59 |
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60 let b = 0zDEADBEEF |
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61 let b += 0z99 |
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62 call assert_equal(0zDEADBEEF99, b) |
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63 |
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64 call assert_fails('let b .= 0z33', 'E734:') |
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65 call assert_fails('let b .= "xx"', 'E734:') |
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66 call assert_fails('let b += "xx"', 'E734:') |
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67 call assert_fails('let b[1:1] .= 0z55', 'E734:') |
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68 endfunc |
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69 |
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70 func Test_blob_get_range() |
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71 let b = 0z0011223344 |
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72 call assert_equal(0z2233, b[2:3]) |
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73 call assert_equal(0z223344, b[2:-1]) |
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74 call assert_equal(0z00, b[0:-5]) |
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75 call assert_equal(0z, b[0:-11]) |
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76 call assert_equal(0z44, b[-1:]) |
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77 call assert_equal(0z0011223344, b[:]) |
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78 call assert_equal(0z0011223344, b[:-1]) |
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79 call assert_equal(0z, b[5:6]) |
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80 endfunc |
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81 |
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82 func Test_blob_to_string() |
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83 let b = 0zDEADBEEF |
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84 call assert_equal('[0xDE,0xAD,0xBE,0xEF]', string(b)) |
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85 call remove(b, 0, 3) |
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86 call assert_equal('[]', string(b)) |
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87 endfunc |
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88 |
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89 func Test_blob_compare() |
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90 let b1 = 0z0011 |
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91 let b2 = 0z1100 |
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92 let b3 = 0z001122 |
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93 call assert_true(b1 == b1) |
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94 call assert_false(b1 == b2) |
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95 call assert_false(b1 == b3) |
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96 call assert_true(b1 != b2) |
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97 call assert_true(b1 != b3) |
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98 call assert_true(b1 == 0z0011) |
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99 |
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100 call assert_false(b1 is b2) |
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101 let b2 = b1 |
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102 call assert_true(b1 is b2) |
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103 |
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104 call assert_fails('let x = b1 > b2') |
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105 call assert_fails('let x = b1 < b2') |
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106 call assert_fails('let x = b1 - b2') |
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107 call assert_fails('let x = b1 / b2') |
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108 call assert_fails('let x = b1 * b2') |
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109 endfunc |
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110 |
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111 " test for range assign |
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112 func Test_blob_range_assign() |
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113 let b = 0z00 |
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114 let b[1] = 0x11 |
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115 let b[2] = 0x22 |
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116 call assert_equal(0z001122, b) |
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117 call assert_fails('let b[4] = 0x33', 'E979:') |
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118 endfunc |
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119 |
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120 func Test_blob_for_loop() |
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121 let blob = 0z00010203 |
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122 let i = 0 |
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123 for byte in blob |
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124 call assert_equal(i, byte) |
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125 let i += 1 |
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126 endfor |
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127 |
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128 let blob = 0z00 |
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129 call remove(blob, 0) |
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130 call assert_equal(0, len(blob)) |
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131 for byte in blob |
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132 call assert_error('loop over empty blob') |
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133 endfor |
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134 endfunc |
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135 |
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136 func Test_blob_concatenate() |
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137 let b = 0z0011 |
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138 let b += 0z2233 |
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139 call assert_equal(0z00112233, b) |
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140 |
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141 call assert_fails('let b += "a"') |
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142 call assert_fails('let b += 88') |
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143 |
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144 let b = 0zDEAD + 0zBEEF |
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145 call assert_equal(0zDEADBEEF, b) |
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146 endfunc |
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147 |
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148 " Test removing items in blob |
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149 func Test_blob_func_remove() |
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150 " Test removing 1 element |
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151 let b = 0zDEADBEEF |
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152 call assert_equal(0xDE, remove(b, 0)) |
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153 call assert_equal(0zADBEEF, b) |
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154 |
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155 let b = 0zDEADBEEF |
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156 call assert_equal(0xEF, remove(b, -1)) |
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157 call assert_equal(0zDEADBE, b) |
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158 |
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159 let b = 0zDEADBEEF |
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160 call assert_equal(0xAD, remove(b, 1)) |
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161 call assert_equal(0zDEBEEF, b) |
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162 |
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163 " Test removing range of element(s) |
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164 let b = 0zDEADBEEF |
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165 call assert_equal(0zBE, remove(b, 2, 2)) |
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166 call assert_equal(0zDEADEF, b) |
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167 |
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168 let b = 0zDEADBEEF |
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169 call assert_equal(0zADBE, remove(b, 1, 2)) |
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170 call assert_equal(0zDEEF, b) |
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171 |
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172 " Test invalid cases |
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173 let b = 0zDEADBEEF |
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174 call assert_fails("call remove(b, 5)", 'E979:') |
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175 call assert_fails("call remove(b, 1, 5)", 'E979:') |
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176 call assert_fails("call remove(b, 3, 2)", 'E979:') |
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177 call assert_fails("call remove(1, 0)", 'E712:') |
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178 call assert_fails("call remove(b, b)", 'E974:') |
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179 endfunc |
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180 |
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181 func Test_blob_read_write() |
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182 let b = 0zDEADBEEF |
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183 call writefile(b, 'Xblob') |
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184 let br = readfile('Xblob', 'B') |
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185 call assert_equal(b, br) |
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186 call delete('Xblob') |
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187 endfunc |
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188 |
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189 " filter() item in blob |
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190 func Test_blob_filter() |
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191 let b = 0zDEADBEEF |
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192 call filter(b, 'v:val != 0xEF') |
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193 call assert_equal(0zDEADBE, b) |
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194 endfunc |
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195 |
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196 " map() item in blob |
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197 func Test_blob_map() |
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198 let b = 0zDEADBEEF |
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199 call map(b, 'v:val + 1') |
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200 call assert_equal(0zDFAEBFF0, b) |
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201 endfunc |
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202 |
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203 func Test_blob_index() |
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204 call assert_equal(2, index(0zDEADBEEF, 0xBE)) |
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205 call assert_equal(-1, index(0zDEADBEEF, 0)) |
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206 endfunc |
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207 |
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208 func Test_blob_insert() |
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209 let b = 0zDEADBEEF |
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210 call insert(b, 0x33) |
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211 call assert_equal(0z33DEADBEEF, b) |
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212 |
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213 let b = 0zDEADBEEF |
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214 call insert(b, 0x33, 2) |
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215 call assert_equal(0zDEAD33BEEF, b) |
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216 endfunc |
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217 |
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218 func Test_blob_reverse() |
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219 call assert_equal(0zEFBEADDE, reverse(0zDEADBEEF)) |
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220 call assert_equal(0zBEADDE, reverse(0zDEADBE)) |
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221 call assert_equal(0zADDE, reverse(0zDEAD)) |
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222 call assert_equal(0zDE, reverse(0zDE)) |
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223 endfunc |
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224 |
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225 func Test_blob_json_encode() |
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226 call assert_equal('[222,173,190,239]', json_encode(0zDEADBEEF)) |
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227 call assert_equal('[]', json_encode(0z)) |
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228 endfunc |
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229 |
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230 func Test_blob_lock() |
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231 let b = 0z112233 |
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232 lockvar b |
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233 call assert_fails('let b = 0z44', 'E741:') |
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234 unlockvar b |
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Bram Moolenaar <Bram@vim.org>
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235 let b = 0z44 |
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Bram Moolenaar <Bram@vim.org>
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236 endfunc |
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Bram Moolenaar <Bram@vim.org>
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237 |
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238 func Test_blob_sort() |
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Bram Moolenaar <Bram@vim.org>
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239 call assert_fails('call sort([1.0, 0z11], "f")', 'E975:') |
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Bram Moolenaar <Bram@vim.org>
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240 endfunc |