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-rw-r--r--tests/ngtcp2_strm_test.c575
1 files changed, 575 insertions, 0 deletions
diff --git a/tests/ngtcp2_strm_test.c b/tests/ngtcp2_strm_test.c
new file mode 100644
index 0000000..b2a71c0
--- /dev/null
+++ b/tests/ngtcp2_strm_test.c
@@ -0,0 +1,575 @@
+/*
+ * ngtcp2
+ *
+ * Copyright (c) 2018 ngtcp2 contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#include "ngtcp2_strm_test.h"
+
+#include <CUnit/CUnit.h>
+
+#include "ngtcp2_strm.h"
+#include "ngtcp2_test_helper.h"
+#include "ngtcp2_vec.h"
+
+static uint8_t nulldata[1024];
+
+static void setup_strm_streamfrq_fixture(ngtcp2_strm *strm,
+ ngtcp2_objalloc *frc_objalloc,
+ const ngtcp2_mem *mem) {
+ ngtcp2_frame_chain *frc;
+ ngtcp2_vec *data;
+
+ ngtcp2_strm_init(strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 2, frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 0;
+ frc->fr.stream.datacnt = 2;
+ data = frc->fr.stream.data;
+ data[0].len = 11;
+ data[0].base = nulldata;
+ data[1].len = 19;
+ data[1].base = nulldata + 11;
+
+ ngtcp2_strm_streamfrq_push(strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 2, frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 30;
+ frc->fr.stream.datacnt = 2;
+ data = frc->fr.stream.data;
+ data[0].len = 17;
+ data[0].base = nulldata + 30;
+ data[1].len = 29;
+ data[1].base = nulldata + 30 + 17;
+
+ ngtcp2_strm_streamfrq_push(strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 2, frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 76;
+ frc->fr.stream.datacnt = 2;
+ data = frc->fr.stream.data;
+ data[0].len = 31;
+ data[0].base = nulldata + 256;
+ data[1].len = 1;
+ data[1].base = nulldata + 512;
+
+ ngtcp2_strm_streamfrq_push(strm, frc);
+}
+
+void test_ngtcp2_strm_streamfrq_pop(void) {
+ ngtcp2_strm strm;
+ ngtcp2_frame_chain *frc;
+ const ngtcp2_mem *mem = ngtcp2_mem_default();
+ int rv;
+ ngtcp2_vec *data;
+ ngtcp2_objalloc frc_objalloc;
+
+ ngtcp2_objalloc_init(&frc_objalloc, 1024, mem);
+
+ /* Get first chain */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 30);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(2 == frc->fr.stream.datacnt);
+
+ data = frc->fr.stream.data;
+
+ CU_ASSERT(11 == data[0].len);
+ CU_ASSERT(19 == data[1].len);
+ CU_ASSERT(2 == ngtcp2_ksl_len(strm.tx.streamfrq));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* Get merged chain */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 76);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(2 == frc->fr.stream.datacnt);
+
+ data = frc->fr.stream.data;
+
+ CU_ASSERT(11 == data[0].len);
+ CU_ASSERT(19 + 46 == data[1].len);
+ CU_ASSERT(1 == ngtcp2_ksl_len(strm.tx.streamfrq));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* Get merged chain partially */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 75);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(2 == frc->fr.stream.datacnt);
+
+ data = frc->fr.stream.data;
+
+ CU_ASSERT(11 == data[0].len);
+ CU_ASSERT(19 + 45 == data[1].len);
+ CU_ASSERT(2 == ngtcp2_ksl_len(strm.tx.streamfrq));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 1);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(75 == frc->fr.stream.offset);
+ CU_ASSERT(1 == frc->fr.stream.datacnt);
+ CU_ASSERT(1 == frc->fr.stream.data[0].len);
+ CU_ASSERT(nulldata + 30 + 17 + 28 == frc->fr.stream.data[0].base);
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* Not continuous merge */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 77);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(3 == frc->fr.stream.datacnt);
+
+ data = frc->fr.stream.data;
+
+ CU_ASSERT(11 == data[0].len);
+ CU_ASSERT(19 + 46 == data[1].len);
+ CU_ASSERT(1 == data[2].len);
+ CU_ASSERT(nulldata + 256 == data[2].base);
+ CU_ASSERT(1 == ngtcp2_ksl_len(strm.tx.streamfrq));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 1024);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(77 == frc->fr.stream.offset);
+ CU_ASSERT(2 == frc->fr.stream.datacnt);
+
+ data = frc->fr.stream.data;
+
+ CU_ASSERT(30 == data[0].len);
+ CU_ASSERT(nulldata + 256 + 1 == data[0].base);
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* split; continuous */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 12);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(0 == frc->fr.stream.offset);
+ CU_ASSERT(2 == frc->fr.stream.datacnt);
+
+ data = frc->fr.stream.data;
+
+ CU_ASSERT(11 == data[0].len);
+ CU_ASSERT(nulldata == data[0].base);
+ CU_ASSERT(1 == data[1].len);
+ CU_ASSERT(nulldata + 11 == data[1].base);
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 1024);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(12 == frc->fr.stream.offset);
+ CU_ASSERT(3 == frc->fr.stream.datacnt);
+
+ data = frc->fr.stream.data;
+
+ CU_ASSERT(64 == data[0].len);
+ CU_ASSERT(nulldata + 12 == data[0].base);
+ CU_ASSERT(31 == data[1].len);
+ CU_ASSERT(nulldata + 256 == data[1].base);
+ CU_ASSERT(1 == data[2].len);
+ CU_ASSERT(nulldata + 512 == data[2].base);
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* offset gap */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, &frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 0;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 11;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 30;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 17;
+ data[0].base = nulldata + 30;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 1024);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(1 == frc->fr.stream.datacnt);
+ CU_ASSERT(11 == frc->fr.stream.data[0].len);
+ CU_ASSERT(1 == ngtcp2_ksl_len(strm.tx.streamfrq));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* fin */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, &frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 0;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 11;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 0, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 1;
+ frc->fr.stream.offset = 11;
+ frc->fr.stream.datacnt = 0;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 1024);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(1 == frc->fr.stream.fin);
+ CU_ASSERT(1 == frc->fr.stream.datacnt);
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* left == 0 and there is outstanding data */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 0);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(NULL == frc);
+
+ ngtcp2_strm_free(&strm);
+
+ ngtcp2_objalloc_free(&frc_objalloc);
+}
+
+void test_ngtcp2_strm_streamfrq_unacked_offset(void) {
+ ngtcp2_strm strm;
+ ngtcp2_frame_chain *frc;
+ const ngtcp2_mem *mem = ngtcp2_mem_default();
+ ngtcp2_vec *data;
+ ngtcp2_objalloc frc_objalloc;
+
+ ngtcp2_objalloc_init(&frc_objalloc, 1024, mem);
+
+ /* Everything acknowledged including fin */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_FIN_ACKED, 0, 0, NULL,
+ &frc_objalloc, mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 0;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 17;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 1;
+ frc->fr.stream.offset = 443;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 971;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_strm_ack_data(&strm, 0, 443 + 971);
+
+ CU_ASSERT((uint64_t)-1 == ngtcp2_strm_streamfrq_unacked_offset(&strm));
+
+ ngtcp2_strm_free(&strm);
+
+ /* Everything acknowledged but fin */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, &frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 0;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 17;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 1;
+ frc->fr.stream.offset = 443;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 971;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_strm_ack_data(&strm, 0, 443 + 971);
+
+ CU_ASSERT(443 + 971 == ngtcp2_strm_streamfrq_unacked_offset(&strm));
+
+ ngtcp2_strm_free(&strm);
+
+ /* Unacked gap starts in the middle of stream to resend */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, &frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 0;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 971;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_strm_ack_data(&strm, 0, 443);
+
+ CU_ASSERT(443 == ngtcp2_strm_streamfrq_unacked_offset(&strm));
+
+ ngtcp2_strm_free(&strm);
+
+ /* Unacked gap starts after stream to resend */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, &frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 0;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 971;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_strm_ack_data(&strm, 0, 971);
+
+ CU_ASSERT((uint64_t)-1 == ngtcp2_strm_streamfrq_unacked_offset(&strm));
+
+ ngtcp2_strm_free(&strm);
+
+ /* Unacked gap and stream overlap and gap starts before stream */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, &frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 977;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 971;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_strm_ack_data(&strm, 0, 971);
+
+ CU_ASSERT(977 == ngtcp2_strm_streamfrq_unacked_offset(&strm));
+
+ ngtcp2_strm_free(&strm);
+
+ ngtcp2_objalloc_free(&frc_objalloc);
+}
+
+void test_ngtcp2_strm_streamfrq_unacked_pop(void) {
+ ngtcp2_strm strm;
+ ngtcp2_frame_chain *frc;
+ const ngtcp2_mem *mem = ngtcp2_mem_default();
+ ngtcp2_vec *data;
+ int rv;
+ ngtcp2_objalloc frc_objalloc;
+
+ ngtcp2_objalloc_init(&frc_objalloc, 1024, mem);
+
+ /* Everything acknowledged including fin */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_FIN_ACKED, 0, 0, NULL,
+ &frc_objalloc, mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 307;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 149;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 1;
+ frc->fr.stream.offset = 457;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 307;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_strm_ack_data(&strm, 0, 764);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 1024);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(NULL == frc);
+
+ ngtcp2_strm_free(&strm);
+
+ /* Everything acknowledged but fin */
+ ngtcp2_strm_init(&strm, 0, NGTCP2_STRM_FLAG_NONE, 0, 0, NULL, &frc_objalloc,
+ mem);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 0;
+ frc->fr.stream.offset = 307;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 149;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_frame_chain_stream_datacnt_objalloc_new(&frc, 1, &frc_objalloc, mem);
+ frc->fr.stream.type = NGTCP2_FRAME_STREAM;
+ frc->fr.stream.fin = 1;
+ frc->fr.stream.offset = 457;
+ frc->fr.stream.datacnt = 1;
+ data = frc->fr.stream.data;
+ data[0].len = 307;
+ data[0].base = nulldata;
+
+ ngtcp2_strm_streamfrq_push(&strm, frc);
+
+ ngtcp2_strm_ack_data(&strm, 0, 764);
+
+ frc = NULL;
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 1024);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(NGTCP2_FRAME_STREAM == frc->fr.type);
+ CU_ASSERT(1 == frc->fr.stream.fin);
+ CU_ASSERT(764 == frc->fr.stream.offset);
+ CU_ASSERT(0 == ngtcp2_vec_len(frc->fr.stream.data, frc->fr.stream.datacnt));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* Remove leading acknowledged data */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ ngtcp2_strm_ack_data(&strm, 0, 12);
+
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 43);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(NGTCP2_FRAME_STREAM == frc->fr.type);
+ CU_ASSERT(0 == frc->fr.stream.fin);
+ CU_ASSERT(12 == frc->fr.stream.offset);
+ CU_ASSERT(1 == frc->fr.stream.datacnt);
+ CU_ASSERT(43 == ngtcp2_vec_len(frc->fr.stream.data, frc->fr.stream.datacnt));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ /* Creating a gap of acknowledged data */
+ setup_strm_streamfrq_fixture(&strm, &frc_objalloc, mem);
+
+ ngtcp2_strm_ack_data(&strm, 32, 1);
+
+ rv = ngtcp2_strm_streamfrq_pop(&strm, &frc, 43);
+
+ CU_ASSERT(0 == rv);
+ CU_ASSERT(NGTCP2_FRAME_STREAM == frc->fr.type);
+ CU_ASSERT(0 == frc->fr.stream.fin);
+ CU_ASSERT(0 == frc->fr.stream.offset);
+ CU_ASSERT(2 == frc->fr.stream.datacnt);
+ CU_ASSERT(32 == ngtcp2_vec_len(frc->fr.stream.data, frc->fr.stream.datacnt));
+
+ ngtcp2_frame_chain_objalloc_del(frc, &frc_objalloc, mem);
+ ngtcp2_strm_free(&strm);
+
+ ngtcp2_objalloc_free(&frc_objalloc);
+}