void grpc_sopb_move_to(grpc_stream_op_buffer *src, grpc_stream_op_buffer *dst) {
if (src->nops == 0) {
return;
}
if (dst->nops == 0) {
grpc_sopb_swap(src, dst);
return;
}
grpc_sopb_append(dst, src->ops, src->nops);
src->nops = 0;
}
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);
unsigned 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_no_op(&buf);
/* verify that the data went in ok */
GPR_ASSERT(buf.nops == 6);
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_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;
}
