Add test for the BIO_s_mem rdwr->rdonly->rdwr use-case
@@ -145,6 +145,43 @@ finish:
return ok;
}
+static int test_bio_rdwr_rdonly(void)
+{
+ int ok = 0;
+ BIO *bio = NULL;
+ char data[16];
+
+ bio = BIO_new(BIO_s_mem());
+ if (!TEST_ptr(bio))
+ goto finish;
+ if (!TEST_int_eq(BIO_puts(bio, "Hello World\n"), 12))
+ goto finish;
+
+ BIO_set_flags(bio, BIO_FLAGS_MEM_RDONLY);
+ if (!TEST_int_eq(BIO_read(bio, data, 16), 12))
+ goto finish;
+ if (!TEST_mem_eq(data, 12, "Hello World\n", 12))
+ goto finish;
+ if (!TEST_int_gt(BIO_reset(bio), 0))
+ goto finish;
+
+ BIO_clear_flags(bio, BIO_FLAGS_MEM_RDONLY);
+ if (!TEST_int_eq(BIO_puts(bio, "Hi!\n"), 4))
+ goto finish;
+ if (!TEST_int_eq(BIO_read(bio, data, 16), 16))
+ goto finish;
+
+ if (!TEST_mem_eq(data, 16, "Hello World\nHi!\n", 16))
+ goto finish;
+
+ ok = 1;
+
+finish:
+ BIO_free(bio);
+ return ok;
+}
+
+
int global_init(void)
{
CRYPTO_set_mem_debug(1);
@@ -158,5 +195,6 @@ int setup_tests(void)
ADD_TEST(test_bio_get_mem);
ADD_TEST(test_bio_new_mem_buf);
ADD_TEST(test_bio_rdonly_mem_buf);
+ ADD_TEST(test_bio_rdwr_rdonly);
return 1;
}
