zvfs: testcase重写

test/test_read_delete_file.c

@@ -0,0 +1,31 @@
+#include "test_utils.h"
+
+static int test_read_delete_file(const char *path)
+{
+    printf("\n=== test_read_delete_file ===\n");
+
+    int fd = open(path, O_RDONLY);
+    if (fd < 0) { perror("open"); return 1; }
+    printf("open: %s fd=%d\n", path, fd);
+
+    char buf[256] = {0};
+    ssize_t r = read(fd, buf, sizeof(buf));
+    if (r < 0) { perror("read"); close(fd); return 2; }
+    printf("read: %zd bytes: %.*s\n", r, (int)r, buf);
+
+    close(fd);
+    printf("close: ok\n");
+
+    if (unlink(path) != 0) { perror("unlink"); return 3; }
+    printf("unlink: ok\n");
+
+    return 0;
+}
+
+int main(int argc, char **argv)
+{
+    char path[PATH_MAX];
+    make_path(path, sizeof(path), argc >= 2 ? argv[1] : NULL, "file.dat");
+    int rc = test_read_delete_file(path);
+    return report_result("test_read_delete_file", rc);
+}