gcc/testsuite/gcc.dg/plugin/diagnostic-test-show-locus-color.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdiagnostics-show-caret -fplugin-arg-diagnostic_plugin_test_show_locus-color" } */
   3
   4 /* This is a collection of unittests for diagnostic_show_locus;
   5    see the overview in diagnostic_plugin_test_show_locus.c.
   6
   7    In particular, note the discussion of why we need a very long line here:
   8 01234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789
   9    and that we can't use macros in this file.  */
  10
  11 void test_simple (void)
  12 {
  13 #if 0
  14   myvar = myvar.x; /* { dg-warning "test" } */
  15
  16 /* { dg-begin-multiline-output "" }
  17    myvar = \e[32m\e[Kmyvar\e[m\e[K\e[01;35m\e[K.\e[m\e[K\e[34m\e[Kx\e[m\e[K;
  18            \e[32m\e[K~~~~~\e[m\e[K\e[01;35m\e[K^\e[m\e[K\e[34m\e[K~\e[m\e[K
  19    { dg-end-multiline-output "" } */
  20 #endif
  21 }
  22
  23 void test_simple_2 (void)
  24 {
  25 #if 0
  26   x = first_function () + second_function ();  /* { dg-warning "test" } */
  27
  28 /* { dg-begin-multiline-output "" }
  29    x = \e[32m\e[Kfirst_function ()\e[m\e[K \e[01;35m\e[K+\e[m\e[K \e[34m\e[Ksecond_function ()\e[m\e[K;
  30        \e[32m\e[K~~~~~~~~~~~~~~~~~\e[m\e[K \e[01;35m\e[K^\e[m\e[K \e[34m\e[K~~~~~~~~~~~~~~~~~~\e[m\e[K
  31    { dg-end-multiline-output "" } */
  32 #endif
  33 }
  34
  35
  36 void test_multiline (void)
  37 {
  38 #if 0
  39   x = (first_function ()
  40        + second_function ()); /* { dg-warning "test" } */
  41
  42 /* { dg-begin-multiline-output "" }
  43    x = (\e[32m\e[Kfirst_function ()\e[m\e[K
  44         \e[32m\e[K~~~~~~~~~~~~~~~~~\e[m\e[K
  45         \e[01;35m\e[K+\e[m\e[K \e[34m\e[Ksecond_function ()\e[m\e[K);
  46         \e[01;35m\e[K^\e[m\e[K \e[34m\e[K~~~~~~~~~~~~~~~~~~\e[m\e[K
  47         \e[01;35m\e[K|\e[m\e[K
  48         \e[01;35m\e[Klabel\e[m\e[K
  49    { dg-end-multiline-output "" } */
  50 #endif
  51 }
  52
  53 void test_many_lines (void)
  54 {
  55 #if 0
  56   x = (first_function_with_a_very_long_name (lorem, ipsum, dolor, sit, amet,
  57                                             consectetur, adipiscing, elit,
  58                                             sed, eiusmod, tempor,
  59                                             incididunt, ut, labore, et,
  60                                             dolore, magna, aliqua)
  61        + second_function_with_a_very_long_name (lorem, ipsum, dolor, sit, /* { dg-warning "test" } */
  62                                                 amet, consectetur,
  63                                                 adipiscing, elit, sed,
  64                                                 eiusmod, tempor, incididunt,
  65                                                 ut, labore, et, dolore,
  66                                                 magna, aliqua));
  67
  68 /* { dg-begin-multiline-output "" }
  69    x = (\e[32m\e[Kfirst_function_with_a_very_long_name (lorem, ipsum, dolor, sit, amet,\e[m\e[K
  70         \e[32m\e[K~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  71         \e[32m\e[K|\e[m\e[K
  72         \e[32m\e[Klabel 1\e[m\e[K
  73  \e[32m\e[K                                            consectetur, adipiscing, elit,\e[m\e[K
  74                                              \e[32m\e[K~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  75  \e[32m\e[K                                            sed, eiusmod, tempor,\e[m\e[K
  76                                              \e[32m\e[K~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  77  \e[32m\e[K                                            incididunt, ut, labore, et,\e[m\e[K
  78                                              \e[32m\e[K~~~~~~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  79  \e[32m\e[K                                            dolore, magna, aliqua)\e[m\e[K
  80                                              \e[32m\e[K~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  81         \e[01;35m\e[K+\e[m\e[K \e[34m\e[Ksecond_function_with_a_very_long_name (lorem, ipsum, dolor, sit,
  82         \e[01;35m\e[K^\e[m\e[K \e[34m\e[K~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  83         \e[01;35m\e[K|\e[m\e[K \e[34m\e[K|\e[m\e[K
  84         \e[01;35m\e[K|\e[m\e[K \e[34m\e[Klabel 2\e[m\e[K
  85         \e[01;35m\e[Klabel 0\e[m\e[K
  86  \e[34m\e[K                                                amet, consectetur,\e[m\e[K
  87                                                  \e[34m\e[K~~~~~~~~~~~~~~~~~~\e[m\e[K
  88  \e[34m\e[K                                                adipiscing, elit, sed,\e[m\e[K
  89                                                  \e[34m\e[K~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  90  \e[34m\e[K                                                eiusmod, tempor, incididunt,\e[m\e[K
  91                                                  \e[34m\e[K~~~~~~~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  92  \e[34m\e[K                                                ut, labore, et, dolore,\e[m\e[K
  93                                                  \e[34m\e[K~~~~~~~~~~~~~~~~~~~~~~~\e[m\e[K
  94  \e[34m\e[K                                                magna, aliqua)\e[m\e[K);
  95                                                  \e[34m\e[K~~~~~~~~~~~~~~\e[m\e[K
  96    { dg-end-multiline-output "" } */
  97 #endif
  98 }
  99
 100 void test_richloc_from_proper_range (void)
 101 {
 102 #if 0
 103   float f = 98.6f; /* { dg-warning "test" } */
 104 /* { dg-begin-multiline-output "" }
 105    float f = \e[01;35m\e[K98.6f\e[m\e[K;
 106              \e[01;35m\e[K^~~~~\e[m\e[K
 107    { dg-end-multiline-output "" } */
 108 #endif
 109 }
 110
 111 void test_caret_within_proper_range (void)
 112 {
 113 #if 0
 114   float f = foo * bar; /* { dg-warning "17: test" } */
 115 /* { dg-begin-multiline-output "" }
 116    float f = \e[01;35m\e[Kfoo * bar\e[m\e[K;
 117              \e[01;35m\e[K~~~~^~~~~\e[m\e[K
 118    { dg-end-multiline-output "" } */
 119 #endif
 120 }
 121
 122 void test_very_wide_line (void)
 123 {
 124 #if 0
 125                              float x                                                    = foo * bar; /* { dg-warning "95: test" } */
 126 /* { dg-begin-multiline-output "" }
 127      0         0         0         0         0         0         1
 128      4         5         6         7         8         9         0
 129  6789012345678901234567890123456789012345678901234567890123456789012345
 130  \e[32m\e[Kx\e[m\e[K                                                    = \e[01;35m\e[Kfoo * bar\e[m\e[K;
 131  \e[32m\e[K~\e[m\e[K                                                      \e[01;35m\e[K~~~~^~~~~\e[m\e[K
 132  \e[32m\e[K|\e[m\e[K                                                          \e[01;35m\e[K|\e[m\e[K
 133  \e[32m\e[Klabel 1\e[m\e[K                                                    \e[01;35m\e[Klabel 0\e[m\e[K
 134                                                         \e[32m\e[Kbar * foo\e[m\e[K
 135    { dg-end-multiline-output "" } */
 136 #endif
 137 }
 138
 139 void test_multiple_carets (void)
 140 {
 141 #if 0
 142    x = x + y /* { dg-warning "8: test" } */
 143 /* { dg-begin-multiline-output "" }
 144     x = \e[01;35m\e[Kx\e[m\e[K + \e[32m\e[Ky\e[m\e[K
 145         \e[01;35m\e[KA\e[m\e[K   \e[32m\e[KB\e[m\e[K
 146    { dg-end-multiline-output "" } */
 147 #endif
 148 }
 149
 150 void test_caret_on_leading_whitespace (void)
 151 {
 152 #if 0
 153     ASSOCIATE (y => x)
 154       y = 5 /* { dg-warning "6: test" } */
 155 /* { dg-begin-multiline-output "" }
 156      ASSOCIATE (y =>\e[32m\e[K \e[m\e[Kx)
 157                     \e[32m\e[K2\e[m\e[K
 158       \e[01;35m\e[K \e[m\e[Ky = 5
 159       \e[01;35m\e[K1\e[m\e[K
 160    { dg-end-multiline-output "" } */
 161 #endif
 162 }
 163
 164 /* Unit test for rendering of insertion fixit hints
 165    (example taken from PR 62316).  */
 166
 167 void test_fixit_insert (void)
 168 {
 169 #if 0
 170    int a[2][2] = { 0, 1 , 2, 3 }; /* { dg-warning "insertion hints" } */
 171 /* { dg-begin-multiline-output "" }
 172     int a[2][2] = { \e[01;35m\e[K0, 1\e[m\e[K , 2, 3 };
 173                     \e[01;35m\e[K^~~~\e[m\e[K
 174                     \e[32m\e[K{\e[m\e[K   \e[32m\e[K}\e[m\e[K
 175    { dg-end-multiline-output "" } */
 176 #endif
 177 }
 178
 179 /* Unit test for rendering of "remove" fixit hints.  */
 180
 181 void test_fixit_remove (void)
 182 {
 183 #if 0
 184   int a;; /* { dg-warning "example of a removal hint" } */
 185 /* { dg-begin-multiline-output "" }
 186    int a;\e[01;35m\e[K;\e[m\e[K
 187          \e[01;35m\e[K^\e[m\e[K
 188          \e[31m\e[K-\e[m\e[K
 189    { dg-end-multiline-output "" } */
 190 #endif
 191 }
 192
 193 /* Unit test for rendering of "replace" fixit hints.  */
 194
 195 void test_fixit_replace (void)
 196 {
 197 #if 0
 198   gtk_widget_showall (dlg); /* { dg-warning "example of a replacement hint" } */
 199 /* { dg-begin-multiline-output "" }
 200    \e[01;35m\e[Kgtk_widget_showall\e[m\e[K (dlg);
 201    \e[01;35m\e[K^~~~~~~~~~~~~~~~~~\e[m\e[K
 202    \e[32m\e[Kgtk_widget_show_all\e[m\e[K
 203    { dg-end-multiline-output "" } */
 204 #endif
 205 }
 206
 207 /* Unit test for rendering of fix-it hints that add new lines.  */
 208
 209 void test_fixit_insert_newline (void)
 210 {
 211 #if 0
 212   switch (op)
 213     {
 214     case 'a':
 215       x = a;
 216     case 'b':  /* { dg-warning "newline insertion" } */
 217       x = b;
 218     }
 219 /* { dg-begin-multiline-output "" }
 220 +\e[32m\e[K      break;\e[m\e[K
 221      \e[01;35m\e[Kcase 'b'\e[m\e[K:
 222      \e[01;35m\e[K^~~~~~~~\e[m\e[K
 223    { dg-end-multiline-output "" } */
 224 #endif
 225 }