Rename tests/ -> test/ and update internal refs.

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>

test/which.c

@@ -0,0 +1,49 @@
+#include "check.h"
+
+struct tc {
+	char *cmd;
+	int   exp;
+	int   res;
+};
+
+int main(void)
+{
+	int result = 0;
+	size_t i;
+	struct tc test[] = {
+		{ "executable",      1 },
+		{ "executable -h",   1 },
+		{ "executable-link", 1 },
+		{ "regular",         0 },
+		{ "ls",              1 },
+		{ "/usr/bin/which",  1 },
+		{ NULL, 0 }
+	};
+
+	setenv("PATH", "data/which:/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin", 1);
+	for (i = 0; test[i].cmd; i++) {
+		char *path;
+
+		path = which(test[i].cmd);
+		if (!path) {
+			test[i].res = 0;
+			fprintf(stderr, "%20s : Not hot dog\n", test[i].cmd);
+		} else {
+			test[i].res = 1;
+			fprintf(stderr, "%20s : hot dog --> %s\n", test[i].cmd, path);
+			free(path);
+		}
+	}
+
+	for (i = 0; test[i].cmd; i++)
+		result += test[i].exp != test[i].res;
+
+	return result;
+}
+
+/**
+ * Local Variables:
+ *  indent-tabs-mode: t
+ *  c-file-style: "linux"
+ * End:
+ */