Unit Testing for BIRD

- Unit Testing Framework (BirdTest)
 - Integration of BirdTest into the BIRD build system
 - Tests for several BIRD modules

 Based on squashed Pavel Tvrdik's int-test branch, updated for
 current int-new branch.

lib/patmatch_test.c

@@ -0,0 +1,149 @@
+/*
+ *	BIRD Library -- Pattern Matching Tests
+ *
+ *	(c) 2015 CZ.NIC z.s.p.o.
+ *
+ *	Can be freely distributed and used under the terms of the GNU GPL.
+ */
+
+#include "test/birdtest.h"
+
+#include "nest/bird.h"
+#include "lib/string.h"
+
+#define MATCH		(int) { 1 }
+#define NOMATCH		(int) { 0 }
+
+struct match_pair {
+  byte *pattern;
+  byte *data;
+};
+
+static int
+test_matching(void *out_, const void *in_, const void *expected_out_)
+{
+  int *out = out_;
+  const struct match_pair *in = in_;
+  const int *expected_out = expected_out_;
+
+  *out = patmatch(in->pattern, in->data);
+
+  return (*out == *expected_out) ? BT_SUCCESS : BT_FAILURE;
+}
+
+static void
+fmt_match_pair(char *buf, size_t size, const void *data)
+{
+  const struct match_pair *mp = data;
+  snprintf(buf, size, "pattern: '%s', subject: '%s'", mp->pattern, mp->data);
+}
+
+static void
+fmt_match_result(char *buf, size_t size, const void *data)
+{
+  const int *result = data;
+  snprintf(buf, size, *result ? "match" : "no-match");
+}
+
+static int
+t_matching(void)
+{
+  struct bt_pair test_vectors[] = {
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "",
+	.data    = "",
+      },
+      .out = & MATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "*",
+	.data    = "",
+      },
+      .out = & MATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "\\*",
+	.data    = "*",
+      },
+      .out = & MATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "\\*",
+	.data    = "a",
+      },
+      .out = & NOMATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "?",
+	.data    = "",
+      },
+      .out = & NOMATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "abcdefghijklmnopqrstuvwxyz",
+	.data    = "abcdefghijklmnopqrstuvwxyz",
+      },
+      .out = & MATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "??????????????????????????",
+	.data    = "abcdefghijklmnopqrstuvwxyz",
+      },
+      .out = & MATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "*abcdefghijklmnopqrstuvwxyz*",
+	.data    =  "abcdefghijklmnopqrstuvwxyz",
+      },
+      .out = & MATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "ab?defg*jklmnop*stu*wxy*z",
+	.data    = "abcdefghijklmnopqrstuvwxyz",
+      },
+      .out = & MATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "abcdefghijklmnopqrstuvwxyz",
+	.data    = "abcdefghijklmnopqrtuvwxyz",
+      },
+      .out = & NOMATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "abcdefghijklmnopqr?uvwxyz",
+	.data    = "abcdefghijklmnopqrstuvwxyz",
+      },
+      .out = & NOMATCH,
+    },
+    {
+      .in  = & (struct match_pair) {
+	.pattern = "aa*aaaaa?aaaaaaaaaaaaaaaaaaa",
+	.data    = "aaaaaaaaaaaaaaaaaaaaaaaaaa",
+      },
+      .out = & NOMATCH,
+    },
+  };
+
+  return bt_assert_batch(test_vectors, test_matching, fmt_match_pair, fmt_match_result);
+}
+
+int
+main(int argc, char *argv[])
+{
+  bt_init(argc, argv);
+
+  bt_test_suite(t_matching, "Pattern matching");
+
+  return bt_exit_value();
+}