1 | function test_del_att ( ncfile ) |
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2 | % TEST_DEL_ATT |
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3 | % |
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4 | % Test 1: Delete an attribute. |
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5 | % Test 2: Bad ncid. |
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6 | % Test 3: Bad varid. |
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7 | % Test 4: Empty name. |
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8 | % Test 5: Bad name. |
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9 | % Test 6: ncid = [] |
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10 | % Test 7: varid == [] |
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11 | % Test 8: attname == [] |
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12 | % Test 9: ncid is wrong datatype |
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13 | % Test 10: varid is wrong datatype |
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14 | % Test 11: attname is wrong datatype |
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15 | |
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16 | if nargin == 0 |
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17 | ncfile = 'foo.nc'; |
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18 | end |
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19 | |
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20 | error_condition = 0; |
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21 | |
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22 | [ncid, status] = mexnc ( 'create', ncfile, nc_clobber_mode ); |
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23 | if ( status ~= 0 ) |
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24 | ncerr = mexnc ( 'strerror', status ); |
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25 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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26 | error ( err_msg ); |
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27 | end |
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28 | |
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29 | |
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30 | [xdimid, status] = mexnc ( 'def_dim', ncid, 'x', 20 ); |
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31 | if ( status ~= 0 ) |
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32 | ncerr = mexnc ( 'strerror', status ); |
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33 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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34 | error ( err_msg ); |
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35 | end |
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36 | |
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37 | [varid, status] = mexnc ( 'def_var', ncid, 'x', nc_double, 1, xdimid ); |
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38 | if ( status ~= 0 ) |
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39 | ncerr = mexnc ( 'strerror', status ); |
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40 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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41 | error ( err_msg ); |
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42 | end |
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43 | |
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44 | input_data = 3.14159; |
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45 | status = mexnc ( 'put_att_double', ncid, varid, 'test_double', nc_double, 1, input_data ); |
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46 | if ( status ~= 0 ) |
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47 | ncerr = mexnc ( 'strerror', status ); |
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48 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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49 | error ( err_msg ); |
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50 | end |
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51 | |
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52 | |
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53 | status = mexnc ( 'enddef', ncid ); |
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54 | if ( status ~= 0 ) |
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55 | ncerr = mexnc ( 'strerror', status ); |
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56 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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57 | error ( err_msg ); |
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58 | end |
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59 | |
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60 | |
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61 | status = mexnc ( 'sync', ncid ); |
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62 | if ( status ~= 0 ) |
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63 | ncerr = mexnc ( 'strerror', status ); |
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64 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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65 | error ( err_msg ); |
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66 | end |
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67 | |
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68 | status = mexnc ( 'redef', ncid ); |
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69 | if ( status ~= 0 ) |
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70 | ncerr = mexnc ( 'strerror', status ); |
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71 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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72 | error ( err_msg ); |
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73 | end |
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74 | |
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75 | |
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76 | |
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77 | % |
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78 | % Test 1 |
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79 | testid = 'Test 1'; |
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80 | status = mexnc ( 'del_att', ncid, varid, 'test_double' ); |
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81 | if ( status < 0 ) |
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82 | ncerr = mexnc ( 'strerror', status ); |
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83 | err_msg = sprintf ( '%s: %s: ''%s''\n', mfilename, testid, ncerr ); |
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84 | error ( err_msg ); |
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85 | end |
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86 | |
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87 | [attnum, status] = mexnc ( 'inq_attid', ncid, varid, 'test_double' ); |
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88 | if ( status >= 0 ) |
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89 | err_msg = sprintf ( '%s: attribute was not deleted', mfilename, ncerr ); |
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90 | error ( err_msg ); |
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91 | end |
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92 | |
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93 | |
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94 | |
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95 | |
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96 | status = mexnc ( 'put_att_double', ncid, varid, 'to_be_deleted', nc_double, 1, input_data ); |
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97 | if ( status < 0 ) |
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98 | ncerr = mexnc ( 'strerror', status ); |
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99 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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100 | error ( err_msg ); |
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101 | end |
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102 | |
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103 | |
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104 | |
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105 | |
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106 | % Test 2: Bad ncid. |
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107 | testid = 'Test 2'; |
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108 | status = mexnc ( 'del_att', -2000, varid, 'to_be_deleted' ); |
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109 | if ( status == 0 ) |
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110 | ncerr = mexnc ( 'strerror', status ); |
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111 | err_msg = sprintf ( '%s: %s: ''%s''\n', mfilename, testid, ncerr ); |
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112 | error ( err_msg ); |
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113 | end |
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114 | |
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115 | |
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116 | |
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117 | |
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118 | |
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119 | |
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120 | |
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121 | % Test 3: Bad varid. |
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122 | testid = 'Test 3'; |
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123 | status = mexnc ( 'del_att', ncid, -2000, 'to_be_deleted' ); |
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124 | if ( status == 0 ) |
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125 | ncerr = mexnc ( 'strerror', status ); |
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126 | err_msg = sprintf ( '%s: %s: ''%s''\n', mfilename, testid, ncerr ); |
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127 | error ( err_msg ); |
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128 | end |
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129 | |
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130 | |
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131 | |
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132 | |
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133 | |
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134 | % Test 4: Empty name. |
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135 | testid = 'Test 4'; |
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136 | try |
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137 | status = mexnc ( 'del_att', ncid, varid, '' ); |
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138 | ncerr = mexnc ( 'strerror', status ); |
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139 | err_msg = sprintf ( '%s: %s: ''%s''\n', mfilename, testid, ncerr ); |
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140 | error ( err_msg ); |
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141 | end |
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142 | |
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143 | |
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144 | |
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145 | |
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146 | |
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147 | % Test 5: Bad name. |
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148 | testid = 'Test 5'; |
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149 | status = mexnc ( 'del_att', ncid, varid, 'I know nothing' ); |
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150 | if ( status == 0 ) |
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151 | ncerr = mexnc ( 'strerror', status ); |
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152 | err_msg = sprintf ( '%s: %s: ''%s''\n', mfilename, testid, ncerr ); |
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153 | error ( err_msg ); |
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154 | end |
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155 | |
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156 | |
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157 | |
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158 | |
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159 | % Test 6: ncid == [] |
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160 | testid = 'Test 6'; |
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161 | try |
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162 | status = mexnc ( 'del_att', [], varid, 'I know less than nothing' ); |
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163 | err_msg = sprintf ( '%s: %s: succeeded where it should have failed\n', mfilename, testid, ncerr ); |
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164 | error ( err_msg ); |
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165 | catch |
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166 | ; |
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167 | end |
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168 | |
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169 | |
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170 | |
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171 | |
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172 | |
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173 | |
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174 | % Test 7: varid == [] |
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175 | testid = 'Test 7'; |
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176 | try |
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177 | status = mexnc ( 'del_att', ncid, [], 'I know less than nothing' ); |
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178 | err_msg = sprintf ( '%s: %s: succeeded where it should have failed\n', mfilename, testid, ncerr ); |
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179 | error ( err_msg ); |
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180 | catch |
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181 | ; |
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182 | end |
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183 | |
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184 | |
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185 | |
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186 | |
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187 | |
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188 | |
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189 | % Test 8: Attribute name == [] |
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190 | testid = 'Test 7'; |
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191 | try |
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192 | status = mexnc ( 'del_att', ncid, varid, [] ); |
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193 | err_msg = sprintf ( '%s: %s: succeeded where it should have failed\n', mfilename, testid, ncerr ); |
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194 | error ( err_msg ); |
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195 | catch |
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196 | ; |
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197 | end |
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198 | |
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199 | |
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200 | |
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201 | % Test 9: ncid is wrong datatype |
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202 | testid = 'Test 9'; |
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203 | try |
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204 | status = mexnc ( 'del_att', 'ncid', varid, 'to_be_deleted' ); |
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205 | error_condition = 1; |
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206 | end |
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207 | if ( error_condition == 1 ) |
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208 | err_msg = sprintf ( '%s: %s: succeeded when it should have failed\n', mfilename, testid, ncerr ); |
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209 | error ( err_msg ); |
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210 | end |
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211 | |
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212 | |
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213 | % Test 10: varid is wrong datatype |
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214 | testid = 'Test 10'; |
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215 | try |
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216 | status = mexnc ( 'del_att', ncid, 'varid', 'to_be_deleted' ); |
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217 | error_condition = 1; |
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218 | end |
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219 | if ( error_condition == 1 ) |
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220 | err_msg = sprintf ( '%s: %s: succeeded when it should have failed\n', mfilename, testid, ncerr ); |
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221 | error ( err_msg ); |
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222 | end |
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223 | |
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224 | |
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225 | % Test 11: varid is wrong datatype |
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226 | testid = 'Test 11'; |
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227 | try |
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228 | status = mexnc ( 'del_att', ncid, varid, 5 ); |
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229 | error_condition = 1; |
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230 | end |
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231 | if ( error_condition == 1 ) |
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232 | err_msg = sprintf ( '%s: %s: succeeded when it should have failed\n', mfilename, testid, ncerr ); |
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233 | error ( err_msg ); |
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234 | end |
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235 | |
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236 | |
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237 | |
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238 | |
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239 | |
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240 | |
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241 | |
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242 | |
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243 | |
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244 | |
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245 | |
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246 | fprintf ( 1, 'DEL_ATT succeeded.\n' ); |
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247 | |
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248 | |
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249 | status = mexnc ( 'close', ncid ); |
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250 | if ( status < 0 ) |
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251 | ncerr = mexnc ( 'strerror', status ); |
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252 | err_msg = sprintf ( '%s: ''%s''\n', mfilename, ncerr ); |
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253 | error ( err_msg ); |
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254 | end |
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255 | |
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256 | |
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257 | return |
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258 | |
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