src/daemon/utils_subst_test.c: Actually add unit test.

D'oh!

diff --git a/src/daemon/utils_subst_test.c b/src/daemon/utils_subst_test.c
new file mode 100644 (file)
index 0000000..7519766
--- /dev/null
+++ b/src/daemon/utils_subst_test.c
@@ -0,0 +1,129 @@
+/**
+ * collectd - src/daemon/utils_subst_test.c
+ * Copyright (C) 2015       Florian octo Forster
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *   Florian octo Forster <octo at collectd.org>
+ */
+
+#include "testing.h"
+#include "collectd.h"
+#include "common.h" /* for STATIC_ARRAY_SIZE */
+#include "utils_subst.h"
+
+DEF_TEST(subst)
+{
+  struct {
+    char *str;
+    int off1;
+    int off2;
+    char *rplmt;
+    char *want;
+  } cases[] = {
+    {"foo_____bar", 3, 8, " - ", "foo - bar"}, /* documentation example */
+    {"foo bar", 0, 2, "m",     "mo bar"},    /* beginning, shorten */
+    {"foo bar", 0, 1, "m",     "moo bar"},   /* beginning, same length */
+    {"foo bar", 0, 3, "milk",  "milk bar"},  /* beginning, extend */
+    {"foo bar", 3, 6, "de",    "fooder"},    /* center, shorten */
+    {"foo bar", 2, 6, "rste",  "forster"},   /* center, same length */
+    {"foo bar", 1, 3, "ish",   "fish bar"},  /* center, extend */
+    {"foo bar", 2, 7, "ul",    "foul"},      /* end, shorten */
+    {"foo bar", 3, 7, "lish",  "foolish"},   /* end, same length */
+    {"foo bar", 3, 7, "dwear", "foodwear"},  /* end, extend */
+    /* truncation (buffer is 16 chars) */
+    {"01234567890123",        8, 8,    "", "01234567890123"},
+    {"01234567890123",        8, 8,   "*", "01234567*890123"},
+    {"01234567890123",        8, 8,  "**", "01234567**89012"},
+    /* input > buffer */
+    {"012345678901234----",   0,  0,   "", "012345678901234"},
+    {"012345678901234----",  17, 18,   "", "012345678901234"},
+    {"012345678901234----",   0,  3,   "", "345678901234---"},
+    {"012345678901234----",   0,  4,   "", "45678901234----"},
+    {"012345678901234----",   0,  5,   "", "5678901234----"},
+    {"012345678901234----",   8,  8,  "#", "01234567#890123"},
+    {"012345678901234----",  12, 12, "##", "012345678901##2"},
+    {"012345678901234----",  13, 13, "##", "0123456789012##"},
+    {"012345678901234----",  14, 14, "##", "01234567890123#"},
+    {"012345678901234----",  15, 15, "##", "012345678901234"},
+    {"012345678901234----",  16, 16, "##", "012345678901234"},
+    /* error cases */
+    {NULL,       3,  4, "_",  NULL}, /* no input */
+    {"foo bar",  3, 10, "_",  NULL}, /* offset exceeds input */
+    {"foo bar", 10, 13, "_",  NULL}, /* offset exceeds input */
+    {"foo bar",  4,  3, "_",  NULL}, /* off1 > off2 */
+    {"foo bar",  3,  4, NULL, NULL}, /* no replacement */
+  };
+  size_t i;
+
+  for (i = 0; i < STATIC_ARRAY_SIZE (cases); i++) {
+    char buffer[16] = "!!!!!!!!!!!!!!!";
+
+    if (cases[i].want == NULL) {
+      OK(subst (buffer, sizeof (buffer), cases[i].str, cases[i].off1, cases[i].off2, cases[i].rplmt) == NULL);
+      continue;
+    }
+
+    OK(subst (buffer, sizeof (buffer), cases[i].str, cases[i].off1, cases[i].off2, cases[i].rplmt) == &buffer[0]);
+    STREQ(cases[i].want, buffer);
+  }
+
+  return 0;
+}
+
+DEF_TEST(subst_string)
+{
+  struct {
+    char *str;          char *srch; char *rplmt; char *want;
+  } cases[] = {
+    {"Hello %{name}",    "%{name}", "world", "Hello world"},
+    {"abcccccc",         "abc",     "cab",   "ccccccab"},
+    {"(((()(())))())",   "()",      "",      ""},
+    {"food booth",       "oo",      "ee",    "feed beeth"},
+    {"foo bar",          "baz",     "qux",   "foo bar"},
+    {"foo bar",          "oo",      "oo",    "foo bar"},
+    {"sixteen chars",    "chars",   "characters", "sixteen charact"},
+  };
+  size_t i;
+
+  for (i = 0; i < STATIC_ARRAY_SIZE (cases); i++) {
+    char buffer[16];
+
+    if (cases[i].want == NULL) {
+      OK(subst_string (buffer, sizeof (buffer), cases[i].str, cases[i].srch, cases[i].rplmt) == NULL);
+      continue;
+    }
+
+    OK(subst_string (buffer, sizeof (buffer), cases[i].str, cases[i].srch, cases[i].rplmt) == buffer);
+    STREQ(cases[i].want, buffer);
+  }
+
+  return 0;
+}
+
+int main (void)
+{
+  RUN_TEST(subst);
+  RUN_TEST(subst_string);
+
+  END_TEST;
+}
+
+/* vim: set sw=2 sts=2 et : */