Merge pull request #4316 from sreecha/support_coverage

Improve test coverage for slice_buffer
pull/4326/head
Craig Tiller 9 years ago
commit 6adc1730a9
  1. 58
      test/core/support/slice_buffer_test.c

@ -35,13 +35,12 @@
#include <grpc/support/slice_buffer.h>
#include "test/core/util/test_config.h"
int main(int argc, char **argv) {
void test_slice_buffer_add() {
gpr_slice_buffer buf;
gpr_slice aaa = gpr_slice_from_copied_string("aaa");
gpr_slice bb = gpr_slice_from_copied_string("bb");
size_t i;
grpc_test_init(argc, argv);
gpr_slice_buffer_init(&buf);
for (i = 0; i < 10; i++) {
gpr_slice_ref(aaa);
@ -70,6 +69,61 @@ int main(int argc, char **argv) {
GPR_ASSERT(buf.count == 0);
GPR_ASSERT(buf.length == 0);
gpr_slice_buffer_destroy(&buf);
}
void test_slice_buffer_move_first() {
gpr_slice slices[3];
gpr_slice_buffer src;
gpr_slice_buffer dst;
int idx = 0;
size_t src_len = 0;
size_t dst_len = 0;
slices[0] = gpr_slice_from_copied_string("aaa");
slices[1] = gpr_slice_from_copied_string("bbbb");
slices[2] = gpr_slice_from_copied_string("ccc");
gpr_slice_buffer_init(&src);
gpr_slice_buffer_init(&dst);
for (idx = 0; idx < 3; idx++) {
gpr_slice_ref(slices[idx]);
/* For this test, it is important that we add each slice at a new
slice index */
gpr_slice_buffer_add_indexed(&src, slices[idx]);
gpr_slice_buffer_add_indexed(&dst, slices[idx]);
}
/* Case 1: Move more than the first slice's length from src to dst */
src_len = src.length;
dst_len = dst.length;
gpr_slice_buffer_move_first(&src, 4, &dst);
src_len -= 4;
dst_len += 4;
GPR_ASSERT(src.length == src_len);
GPR_ASSERT(dst.length == dst_len);
/* src now has two slices ["bbb"] and ["ccc"] */
/* Case 2: Move the first slice from src to dst */
gpr_slice_buffer_move_first(&src, 3, &dst);
src_len -= 3;
dst_len += 3;
GPR_ASSERT(src.length == src_len);
GPR_ASSERT(dst.length == dst_len);
/* src now has one slice ["ccc"] */
/* Case 3: Move less than the first slice's length from src to dst*/
gpr_slice_buffer_move_first(&src, 2, &dst);
src_len -= 2;
dst_len += 2;
GPR_ASSERT(src.length == src.length);
GPR_ASSERT(dst.length == dst.length);
}
int main(int argc, char **argv) {
grpc_test_init(argc, argv);
test_slice_buffer_add();
test_slice_buffer_move_first();
return 0;
}

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