test: move all module tests to the test/ directory

test/io/tree.c

@@ -0,0 +1,32 @@
+#include <blue/io/directory.h>
+#include <stdio.h>
+
+#define NRAND_NUMBERS 12
+#define NRAND_BYTES   128
+#define NRAND_DOUBLES 8
+
+int main(int argc, const char **argv)
+{
+	if (argc < 2) {
+		return -1;
+	}
+
+	b_directory *dir = NULL;
+	b_path *path = b_path_create_from_cstr(argv[1]);
+	b_result result = b_directory_open(B_DIRECTORY_ROOT, path, 0, &dir);
+
+	if (b_result_is_error(result)) {
+		b_throw(result);
+		return -1;
+	}
+
+	b_iterator *it = b_directory_begin(dir, B_DIRECTORY_ITERATE_PARENT_FIRST);
+	b_foreach(b_directory_entry *, entry, it)
+	{
+		printf("%s\n", b_path_ptr(entry->filepath));
+	}
+
+	b_iterator_unref(it);
+
+	return 0;
+}