adding test prog for basic log.c functionality

src/test/log-test.c

+
+#include <src/common/log.h>
+
+int main(int ac, char **av)
+{
+	/* test elements */
+	char string[]  = "test string";
+	double f       = 9876543210.0123456;
+	int   i        = 67890;
+	int   negi     = -i;
+	unsigned int u = 1234;
+	char *p        = NULL;
+
+	log_options_t log_opts = LOG_OPTS_INITIALIZER;
+
+	log_opts.stderr_level = LOG_LEVEL_DEBUG2;
+
+	/* test log to stderr when log not initialized */
+	error("test: log not initialized.");
+
+	/* now initialize log: */
+	log_init("log-test", log_opts, 0, NULL);
+
+	error  ("error message");
+	info   ("informational");
+	verbose("verbose");
+	debug  ("debug level 1");
+	debug2 ("debug level 2");
+	debug3 ("ERROR: Should not see this.");
+
+	info   ("testing print of null pointer: %p = %s",  p, p);
+
+	info   ("double: %18.7f int: %05i string `%s'", f, i, string);
+
+	info   ("unsigned: %u   int: % 08d", u, negi);
+
+	/* for now, this test passes if we make it through without 
+	 * dumping core
+	 */
+	return 0;
+}
+	
+
+