xtest 6007: close and re-open object

Update regression test 6007 to close and re-open the persistent object
after truncation and extension.
Reproducer for issue OP-TEE/optee_os#2094.

From: Kevin Peng <kevinp@marvell.com>
Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Reviewed-by: Etienne Carriere <etienne.carriere@linaro.org>

host/xtest/regression_6000.c

@@ -482,6 +482,29 @@ static void test_truncate_file_length(ADBG_Case_t *c, uint32_t storage_id)
 	/* check buffer */
 	(void)ADBG_EXPECT_BUFFER(c, &data_00[5], 5, out, count);
 
+	/* close */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_close(&sess, obj)))
+		goto exit;
+
+	/* open */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_open(&sess,  file_01, sizeof(file_01),
+			TEE_DATA_FLAG_ACCESS_WRITE |
+			TEE_DATA_FLAG_ACCESS_READ |
+			TEE_DATA_FLAG_ACCESS_WRITE_META, &obj, storage_id)))
+		goto exit;
+
+	/* seek */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(
+		    c, fs_seek(&sess, obj, 5, TEE_DATA_SEEK_SET)))
+		goto exit;
+
+	/* verify */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_read(&sess, obj, out, 10, &count)))
+		goto exit;
+
+	/* check buffer */
+	(void)ADBG_EXPECT_BUFFER(c, &data_00[5], 5, out, count);
+
 	/* clean */
 	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_unlink(&sess, obj)))
 		goto exit;
@@ -531,6 +554,31 @@ static void test_extend_file_length(ADBG_Case_t *c, uint32_t storage_id)
 	expect[1] = data_00[31];
 	(void)ADBG_EXPECT_BUFFER(c, &expect[0], 10, out, count);
 
+	/* close */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_close(&sess, obj)))
+		goto exit;
+
+	/* open */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_open(&sess,  file_01, sizeof(file_01),
+			TEE_DATA_FLAG_ACCESS_WRITE |
+			TEE_DATA_FLAG_ACCESS_READ |
+			TEE_DATA_FLAG_ACCESS_WRITE_META, &obj, storage_id)))
+		goto exit;
+
+	/* seek */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(
+		    c, fs_seek(&sess, obj, 30, TEE_DATA_SEEK_SET)))
+		goto exit;
+
+	/* verify */
+	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_read(&sess, obj, out, 10, &count)))
+		goto exit;
+
+	/* check buffer */
+	expect[0] = data_00[30];
+	expect[1] = data_00[31];
+	(void)ADBG_EXPECT_BUFFER(c, &expect[0], 10, out, count);
+
 	/* clean */
 	if (!ADBG_EXPECT_TEEC_SUCCESS(c, fs_unlink(&sess, obj)))
 		goto exit;