1 files changed, 125 insertions, 0 deletions
diff --git a/test/core/transport/stream_op_test.c b/test/core/transport/stream_op_test.c
new file mode 100644
index 0000000000..0d1122c0ad
--- /dev/null
+++ b/test/core/transport/stream_op_test.c
@@ -0,0 +1,125 @@
+/*
+ *
+ * Copyright 2014, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "src/core/transport/stream_op.h"
+
+#include <string.h>
+
+#include <grpc/support/log.h>
+#include "test/core/util/test_config.h"
+
+static void flow_ctl_cb_fails(void *ignored, grpc_op_error error) {
+  GPR_ASSERT(error == GRPC_OP_ERROR);
+}
+
+static void assert_slices_equal(gpr_slice a, gpr_slice b) {
+  GPR_ASSERT(a.refcount == b.refcount);
+  if (a.refcount) {
+    GPR_ASSERT(a.data.refcounted.bytes == b.data.refcounted.bytes);
+    GPR_ASSERT(a.data.refcounted.length == b.data.refcounted.length);
+  } else {
+    GPR_ASSERT(a.data.inlined.length == b.data.inlined.length);
+    GPR_ASSERT(0 == memcmp(a.data.inlined.bytes, b.data.inlined.bytes,
+                           a.data.inlined.length));
+  }
+}
+
+int main(int argc, char **argv) {
+  /* some basic test data */
+  gpr_slice test_slice_1 = gpr_slice_malloc(1);
+  gpr_slice test_slice_2 = gpr_slice_malloc(2);
+  gpr_slice test_slice_3 = gpr_slice_malloc(3);
+  gpr_slice test_slice_4 = gpr_slice_malloc(4);
+  char x;
+  int i;
+
+  grpc_stream_op_buffer buf;
+  grpc_stream_op_buffer buf2;
+
+  grpc_test_init(argc, argv);
+  /* initialize one of our buffers */
+  grpc_sopb_init(&buf);
+  /* it should start out empty */
+  GPR_ASSERT(buf.nops == 0);
+
+  /* add some data to the buffer */
+  grpc_sopb_add_begin_message(&buf, 1, 2);
+  grpc_sopb_add_slice(&buf, test_slice_1);
+  grpc_sopb_add_slice(&buf, test_slice_2);
+  grpc_sopb_add_slice(&buf, test_slice_3);
+  grpc_sopb_add_slice(&buf, test_slice_4);
+  grpc_sopb_add_flow_ctl_cb(&buf, flow_ctl_cb_fails, &x);
+  grpc_sopb_add_no_op(&buf);
+
+  /* verify that the data went in ok */
+  GPR_ASSERT(buf.nops == 7);
+  GPR_ASSERT(buf.ops[0].type == GRPC_OP_BEGIN_MESSAGE);
+  GPR_ASSERT(buf.ops[0].data.begin_message.length == 1);
+  GPR_ASSERT(buf.ops[0].data.begin_message.flags == 2);
+  GPR_ASSERT(buf.ops[1].type == GRPC_OP_SLICE);
+  assert_slices_equal(buf.ops[1].data.slice, test_slice_1);
+  GPR_ASSERT(buf.ops[2].type == GRPC_OP_SLICE);
+  assert_slices_equal(buf.ops[2].data.slice, test_slice_2);
+  GPR_ASSERT(buf.ops[3].type == GRPC_OP_SLICE);
+  assert_slices_equal(buf.ops[3].data.slice, test_slice_3);
+  GPR_ASSERT(buf.ops[4].type == GRPC_OP_SLICE);
+  assert_slices_equal(buf.ops[4].data.slice, test_slice_4);
+  GPR_ASSERT(buf.ops[5].type == GRPC_OP_FLOW_CTL_CB);
+  GPR_ASSERT(buf.ops[5].data.flow_ctl_cb.cb == flow_ctl_cb_fails);
+  GPR_ASSERT(buf.ops[5].data.flow_ctl_cb.arg == &x);
+  GPR_ASSERT(buf.ops[6].type == GRPC_NO_OP);
+
+  /* initialize the second buffer */
+  grpc_sopb_init(&buf2);
+  /* add a no-op, and then the original buffer */
+  grpc_sopb_add_no_op(&buf2);
+  grpc_sopb_append(&buf2, buf.ops, buf.nops);
+  /* should be one element bigger than the original */
+  GPR_ASSERT(buf2.nops == buf.nops + 1);
+  GPR_ASSERT(buf2.ops[0].type == GRPC_NO_OP);
+  /* and the tail should be the same */
+  for (i = 0; i < buf.nops; i++) {
+    GPR_ASSERT(buf2.ops[i + 1].type == buf.ops[i].type);
+  }
+
+  /* destroy the buffers */
+  grpc_sopb_destroy(&buf);
+  grpc_sopb_destroy(&buf2);
+
+  gpr_slice_unref(test_slice_1);
+  gpr_slice_unref(test_slice_2);
+  gpr_slice_unref(test_slice_3);
+  gpr_slice_unref(test_slice_4);
+
+  return 0;
+}