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/**
* Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
* SPDX-License-Identifier: Apache-2.0.
*/
#include <aws/common/array_list.h>
#include <aws/event-stream/event_stream.h>
#include <aws/testing/aws_test_harness.h>
struct test_decoder_data {
struct aws_event_stream_message_prelude latest_prelude;
struct aws_array_list headers_list;
uint8_t *latest_payload;
size_t written;
struct aws_allocator *alloc;
int latest_error;
uint32_t message_crc;
};
static void s_decoder_test_on_payload_segment(
struct aws_event_stream_streaming_decoder *decoder,
struct aws_byte_buf *data,
int8_t final_segment,
void *user_data) {
(void)final_segment;
(void)decoder;
struct test_decoder_data *decoder_data = (struct test_decoder_data *)user_data;
memcpy(decoder_data->latest_payload + decoder_data->written, data->buffer, data->len);
decoder_data->written += data->len;
}
static void s_decoder_test_on_prelude_received(
struct aws_event_stream_streaming_decoder *decoder,
struct aws_event_stream_message_prelude *prelude,
void *user_data) {
(void)decoder;
struct test_decoder_data *decoder_data = (struct test_decoder_data *)user_data;
decoder_data->latest_prelude = *prelude;
if (decoder_data->latest_payload) {
aws_mem_release(decoder_data->alloc, decoder_data->latest_payload);
}
const size_t payload_size = decoder_data->latest_prelude.total_len - AWS_EVENT_STREAM_PRELUDE_LENGTH -
AWS_EVENT_STREAM_TRAILER_LENGTH - decoder_data->latest_prelude.headers_len;
if (payload_size) {
decoder_data->latest_payload = aws_mem_acquire(decoder_data->alloc, payload_size);
} else {
decoder_data->latest_payload = NULL;
}
decoder_data->written = 0;
}
static void s_decoder_test_header_received(
struct aws_event_stream_streaming_decoder *decoder,
struct aws_event_stream_message_prelude *prelude,
struct aws_event_stream_header_value_pair *header,
void *user_data) {
(void)decoder;
(void)prelude;
struct test_decoder_data *decoder_data = (struct test_decoder_data *)user_data;
aws_event_stream_add_header(&decoder_data->headers_list, header);
}
static void s_decoder_test_on_complete(
struct aws_event_stream_streaming_decoder *decoder,
uint32_t message_crc,
void *user_data) {
(void)decoder;
struct test_decoder_data *decoder_data = (struct test_decoder_data *)user_data;
decoder_data->message_crc = message_crc;
}
static void s_decoder_test_on_error(
struct aws_event_stream_streaming_decoder *decoder,
struct aws_event_stream_message_prelude *prelude,
int error_code,
const char *message,
void *user_data) {
(void)decoder;
(void)prelude;
(void)message;
struct test_decoder_data *decoder_data = (struct test_decoder_data *)user_data;
decoder_data->latest_error = error_code;
}
static int s_test_streaming_decoder_incoming_no_op_valid_single_message_fn(struct aws_allocator *allocator, void *ctx) {
uint8_t test_data[] = {
0x00,
0x00,
0x00,
0x10,
0x00,
0x00,
0x00,
0x00,
0x05,
0xc2,
0x48,
0xeb,
0x7d,
0x98,
0xc8,
0xff,
};
(void)ctx;
struct test_decoder_data decoder_data = {.latest_payload = 0, .written = 0, .alloc = allocator, .latest_error = 0};
struct aws_event_stream_streaming_decoder_options decoder_options = {
.on_payload_segment = s_decoder_test_on_payload_segment,
.on_prelude = s_decoder_test_on_prelude_received,
.on_header = s_decoder_test_header_received,
.on_complete = s_decoder_test_on_complete,
.on_error = s_decoder_test_on_error,
.user_data = &decoder_data};
struct aws_event_stream_streaming_decoder decoder;
aws_event_stream_streaming_decoder_init_from_options(&decoder, allocator, &decoder_options);
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data, sizeof(test_data));
ASSERT_SUCCESS(
aws_event_stream_streaming_decoder_pump(&decoder, &test_buf), "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x00000010, decoder_data.latest_prelude.total_len, "Message length should have been 0x10");
ASSERT_INT_EQUALS(0x00000000, decoder_data.latest_prelude.headers_len, "Headers Length should have been 0x00");
ASSERT_INT_EQUALS(0x05c248eb, decoder_data.latest_prelude.prelude_crc, "Prelude CRC should have been 0x8c335472");
ASSERT_INT_EQUALS(0, decoder_data.written, "No payload data should have been written");
if (decoder_data.latest_payload) {
aws_mem_release(allocator, decoder_data.latest_payload);
}
ASSERT_UINT_EQUALS(0x7D98C8FF, decoder_data.message_crc);
aws_event_stream_streaming_decoder_clean_up(&decoder);
return 0;
}
AWS_TEST_CASE(
test_streaming_decoder_incoming_no_op_valid_single_message,
s_test_streaming_decoder_incoming_no_op_valid_single_message_fn)
static int s_test_streaming_decoder_incoming_application_no_headers_fn(struct aws_allocator *allocator, void *ctx) {
uint8_t test_data[] = {
0x00, 0x00, 0x00, 0x1D, 0x00, 0x00, 0x00, 0x00, 0xfd, 0x52, 0x8c, 0x5a, 0x7b, 0x27, 0x66,
0x6f, 0x6f, 0x27, 0x3a, 0x27, 0x62, 0x61, 0x72, 0x27, 0x7d, 0xc3, 0x65, 0x39, 0x36,
};
(void)ctx;
struct test_decoder_data decoder_data = {.latest_payload = 0, .written = 0, .alloc = allocator, .latest_error = 0};
struct aws_event_stream_streaming_decoder_options decoder_options = {
.on_payload_segment = s_decoder_test_on_payload_segment,
.on_prelude = s_decoder_test_on_prelude_received,
.on_header = s_decoder_test_header_received,
.on_complete = s_decoder_test_on_complete,
.on_error = s_decoder_test_on_error,
.user_data = &decoder_data};
struct aws_event_stream_streaming_decoder decoder;
aws_event_stream_streaming_decoder_init_from_options(&decoder, allocator, &decoder_options);
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data, sizeof(test_data));
ASSERT_SUCCESS(
aws_event_stream_streaming_decoder_pump(&decoder, &test_buf), "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x0000001D, decoder_data.latest_prelude.total_len, "Message length should have been 0x1D");
ASSERT_INT_EQUALS(0x00000000, decoder_data.latest_prelude.headers_len, "Headers Length should have been 0x00");
ASSERT_INT_EQUALS(0xfd528c5a, decoder_data.latest_prelude.prelude_crc, "Prelude CRC should have been 0xfd528c5a");
const char *expected_str = "{'foo':'bar'}";
size_t payload_len = decoder_data.latest_prelude.total_len - AWS_EVENT_STREAM_PRELUDE_LENGTH -
AWS_EVENT_STREAM_TRAILER_LENGTH - decoder_data.latest_prelude.headers_len;
ASSERT_INT_EQUALS(
strlen(expected_str), payload_len, "payload length should have been %d", (int)(strlen(expected_str)));
ASSERT_BIN_ARRAYS_EQUALS(
expected_str,
strlen(expected_str),
decoder_data.latest_payload,
payload_len,
"payload should have been %s",
expected_str);
if (decoder_data.latest_payload) {
aws_mem_release(allocator, decoder_data.latest_payload);
}
ASSERT_UINT_EQUALS(0xC3653936, decoder_data.message_crc);
aws_event_stream_streaming_decoder_clean_up(&decoder);
return 0;
}
AWS_TEST_CASE(
test_streaming_decoder_incoming_application_no_headers,
s_test_streaming_decoder_incoming_application_no_headers_fn)
static int s_test_streaming_decoder_incoming_application_one_compressed_header_pair_valid_fn(
struct aws_allocator *allocator,
void *ctx) {
(void)ctx;
uint8_t test_data[] = {
0x00, 0x00, 0x00, 0x3D, 0x00, 0x00, 0x00, 0x20, 0x07, 0xFD, 0x83, 0x96, 0x0C, 'c', 'o', 'n',
't', 'e', 'n', 't', '-', 't', 'y', 'p', 'e', 0x07, 0x00, 0x10, 'a', 'p', 'p', 'l',
'i', 'c', 'a', 't', 'i', 'o', 'n', '/', 'j', 's', 'o', 'n', 0x7b, 0x27, 0x66, 0x6f,
0x6f, 0x27, 0x3a, 0x27, 0x62, 0x61, 0x72, 0x27, 0x7d, 0x8D, 0x9C, 0x08, 0xB1,
};
struct test_decoder_data decoder_data = {
.latest_payload = 0,
.written = 0,
.alloc = allocator,
.latest_error = 0,
};
aws_event_stream_headers_list_init(&decoder_data.headers_list, allocator);
struct aws_event_stream_streaming_decoder_options decoder_options = {
.on_payload_segment = s_decoder_test_on_payload_segment,
.on_prelude = s_decoder_test_on_prelude_received,
.on_header = s_decoder_test_header_received,
.on_complete = s_decoder_test_on_complete,
.on_error = s_decoder_test_on_error,
.user_data = &decoder_data};
struct aws_event_stream_streaming_decoder decoder;
aws_event_stream_streaming_decoder_init_from_options(&decoder, allocator, &decoder_options);
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data, sizeof(test_data));
ASSERT_SUCCESS(
aws_event_stream_streaming_decoder_pump(&decoder, &test_buf), "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x0000003D, decoder_data.latest_prelude.total_len, "Message length should have been 0x3D");
ASSERT_INT_EQUALS(0x00000020, decoder_data.latest_prelude.headers_len, "Headers Length should have been 0x20");
ASSERT_INT_EQUALS(0x07FD8396, decoder_data.latest_prelude.prelude_crc, "Prelude CRC should have been 0x07FD8396");
const char *content_type = "content-type";
const char *content_type_value = "application/json";
struct aws_event_stream_header_value_pair latest_header;
aws_array_list_get_at(&decoder_data.headers_list, &latest_header, 0);
struct aws_byte_buf latest_header_value = aws_event_stream_header_value_as_string(&latest_header);
ASSERT_BIN_ARRAYS_EQUALS(
content_type,
strlen(content_type),
latest_header.header_name,
latest_header.header_name_len,
"header name should have been %s",
content_type);
ASSERT_BIN_ARRAYS_EQUALS(
content_type_value,
strlen(content_type_value),
latest_header_value.buffer,
latest_header_value.len,
"header value should have been %s",
content_type_value);
const char *expected_str = "{'foo':'bar'}";
size_t payload_len = decoder_data.latest_prelude.total_len - AWS_EVENT_STREAM_PRELUDE_LENGTH -
AWS_EVENT_STREAM_TRAILER_LENGTH - decoder_data.latest_prelude.headers_len;
ASSERT_INT_EQUALS(
strlen(expected_str), payload_len, "payload length should have been %d", (int)(strlen(expected_str)));
ASSERT_BIN_ARRAYS_EQUALS(
expected_str,
strlen(expected_str),
decoder_data.latest_payload,
payload_len,
"payload should have been %s",
expected_str);
if (decoder_data.latest_payload) {
aws_mem_release(allocator, decoder_data.latest_payload);
}
ASSERT_UINT_EQUALS(0x8D9C08B1, decoder_data.message_crc);
aws_event_stream_headers_list_cleanup(&decoder_data.headers_list);
return 0;
}
AWS_TEST_CASE(
test_streaming_decoder_incoming_application_one_compressed_header_pair_valid,
s_test_streaming_decoder_incoming_application_one_compressed_header_pair_valid_fn)
static int s_test_streaming_decoder_incoming_application_one_int32_header_pair_valid_fn(
struct aws_allocator *allocator,
void *ctx) {
(void)ctx;
/* clang-format off */
uint8_t test_data[] = {
0x00, 0x00, 0x00, 0x1b, /* total length */
0x00, 0x00, 0x00, 0x0b, /* headers length */
0xe5, 0xc0, 0xa0, 0x72, /* prelude crc */
0x05, /* header name length */
'e', 'v', 'e', 'n', 't', /* header name */
0x04, /* header value type */
0x00, 0x00, /* header value length */
0x00, 0x20, /* header value */
0x04, 0xa1, 0xd4, 0x7c /* message crc */
};
/* clang-format on */
struct test_decoder_data decoder_data = {
.latest_payload = 0,
.written = 0,
.alloc = allocator,
.latest_error = 0,
};
aws_event_stream_headers_list_init(&decoder_data.headers_list, allocator);
struct aws_event_stream_streaming_decoder_options decoder_options = {
.on_payload_segment = s_decoder_test_on_payload_segment,
.on_prelude = s_decoder_test_on_prelude_received,
.on_header = s_decoder_test_header_received,
.on_complete = s_decoder_test_on_complete,
.on_error = s_decoder_test_on_error,
.user_data = &decoder_data};
struct aws_event_stream_streaming_decoder decoder;
aws_event_stream_streaming_decoder_init_from_options(&decoder, allocator, &decoder_options);
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data, sizeof(test_data));
ASSERT_SUCCESS(
aws_event_stream_streaming_decoder_pump(&decoder, &test_buf), "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x0000001B, decoder_data.latest_prelude.total_len, "Message length should have been 0x1B");
ASSERT_INT_EQUALS(0x0000000B, decoder_data.latest_prelude.headers_len, "Headers Length should have been 0xB");
ASSERT_INT_EQUALS(0xE5C0A072, decoder_data.latest_prelude.prelude_crc, "Prelude CRC should have been 0xE5C0A072");
const char *expected_header_name = "event";
struct aws_event_stream_header_value_pair latest_header;
aws_array_list_get_at(&decoder_data.headers_list, &latest_header, 0);
ASSERT_BIN_ARRAYS_EQUALS(
expected_header_name,
strlen(expected_header_name),
latest_header.header_name,
latest_header.header_name_len,
"header name should have been %s",
expected_header_name);
int32_t latest_header_value = aws_event_stream_header_value_as_int32(&latest_header);
ASSERT_INT_EQUALS(0x00000020, latest_header_value, "Header value should have been 0x00000020");
ASSERT_UINT_EQUALS(0x04A1D47C, decoder_data.message_crc);
aws_event_stream_headers_list_cleanup(&decoder_data.headers_list);
return 0;
}
AWS_TEST_CASE(
test_streaming_decoder_incoming_application_one_int32_header_pair_valid,
s_test_streaming_decoder_incoming_application_one_int32_header_pair_valid_fn)
static int s_test_streaming_decoder_incoming_application_variable_headers_with_empty_length_pair_valid_fn(
struct aws_allocator *allocator,
void *ctx) {
(void)ctx;
/* clang-format off */
uint8_t test_data[] = {
0x00, 0x00, 0x00, 0x22, /* total length */
0x00, 0x00, 0x00, 0x12, /* headers length */
0x2D, 0x9A, 0xD2, 0x45, /* prelude crc */
0x04, /* header name length */
'b', 'u', 'f', 'f', /* header name */
0x06, /* header value type (BYTE ARRAY)*/
0x00, 0x00, /* header value length */
0x06, /* header name length */
's', 't', 'r', 'i','n','g', /* header name */
0x07, /* header value type (String)*/
0x00, 0x00, /* header value length */
0xC8, 0x4C, 0xF8, 0x53 /* message crc */
};
/* clang-format on */
struct test_decoder_data decoder_data = {
.latest_payload = 0,
.written = 0,
.alloc = allocator,
.latest_error = 0,
};
aws_event_stream_headers_list_init(&decoder_data.headers_list, allocator);
struct aws_event_stream_streaming_decoder_options decoder_options = {
.on_payload_segment = s_decoder_test_on_payload_segment,
.on_prelude = s_decoder_test_on_prelude_received,
.on_header = s_decoder_test_header_received,
.on_complete = s_decoder_test_on_complete,
.on_error = s_decoder_test_on_error,
.user_data = &decoder_data};
struct aws_event_stream_streaming_decoder decoder;
aws_event_stream_streaming_decoder_init_from_options(&decoder, allocator, &decoder_options);
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data, sizeof(test_data));
ASSERT_SUCCESS(
aws_event_stream_streaming_decoder_pump(&decoder, &test_buf), "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x00000022, decoder_data.latest_prelude.total_len);
ASSERT_INT_EQUALS(0x00000012, decoder_data.latest_prelude.headers_len);
ASSERT_INT_EQUALS(0x2D9AD245, decoder_data.latest_prelude.prelude_crc);
ASSERT_UINT_EQUALS(0xC84CF853, decoder_data.message_crc);
const char *expected_header_name = "buff";
struct aws_event_stream_header_value_pair latest_header;
aws_array_list_get_at(&decoder_data.headers_list, &latest_header, 0);
ASSERT_BIN_ARRAYS_EQUALS(
expected_header_name,
strlen(expected_header_name),
latest_header.header_name,
latest_header.header_name_len,
"header name should have been %s",
expected_header_name);
struct aws_byte_buf latest_header_value = aws_event_stream_header_value_as_bytebuf(&latest_header);
ASSERT_INT_EQUALS(0, latest_header_value.len);
ASSERT_NULL(latest_header_value.buffer);
const char *expected_string_header_name = "string";
aws_array_list_get_at(&decoder_data.headers_list, &latest_header, 1);
ASSERT_BIN_ARRAYS_EQUALS(
expected_string_header_name,
strlen(expected_string_header_name),
latest_header.header_name,
latest_header.header_name_len,
"header name should have been %s",
expected_header_name);
latest_header_value = aws_event_stream_header_value_as_bytebuf(&latest_header);
ASSERT_INT_EQUALS(0, latest_header_value.len);
ASSERT_NULL(latest_header_value.buffer);
aws_event_stream_headers_list_cleanup(&decoder_data.headers_list);
return 0;
}
AWS_TEST_CASE(
test_streaming_decoder_incoming_application_variable_headers_with_empty_length_pair_valid,
s_test_streaming_decoder_incoming_application_variable_headers_with_empty_length_pair_valid_fn)
static int s_test_streaming_decoder_incoming_application_one_bool_header_pair_valid_fn(
struct aws_allocator *allocator,
void *ctx) {
(void)ctx;
/* clang-format off */
uint8_t test_data[] = {
0x00, 0x00, 0x00, 0x17, /* total length */
0x00, 0x00, 0x00, 0x07, /* headers length */
0x29, 0x86, 0x01, 0x58, /* prelude crc */
0x05, /* header name length */
'e', 'v', 'e', 'n', 't', /* header name */
0x00, /* header value type */
0x4b, 0x4d, 0x2b, 0xe7 /* message crc */
};
/* clang-format on */
struct test_decoder_data decoder_data = {
.latest_payload = 0,
.written = 0,
.alloc = allocator,
.latest_error = 0,
};
aws_event_stream_headers_list_init(&decoder_data.headers_list, allocator);
struct aws_event_stream_streaming_decoder_options decoder_options = {
.on_payload_segment = s_decoder_test_on_payload_segment,
.on_prelude = s_decoder_test_on_prelude_received,
.on_header = s_decoder_test_header_received,
.on_complete = s_decoder_test_on_complete,
.on_error = s_decoder_test_on_error,
.user_data = &decoder_data};
struct aws_event_stream_streaming_decoder decoder;
aws_event_stream_streaming_decoder_init_from_options(&decoder, allocator, &decoder_options);
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data, sizeof(test_data));
ASSERT_SUCCESS(
aws_event_stream_streaming_decoder_pump(&decoder, &test_buf), "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x00000017, decoder_data.latest_prelude.total_len, "Message length should have been 0x17");
ASSERT_INT_EQUALS(0x00000007, decoder_data.latest_prelude.headers_len, "Headers Length should have been 0x7");
ASSERT_INT_EQUALS(0x29860158, decoder_data.latest_prelude.prelude_crc, "Prelude CRC should have been 0x29860158");
const char *expected_header_name = "event";
struct aws_event_stream_header_value_pair latest_header;
aws_array_list_get_at(&decoder_data.headers_list, &latest_header, 0);
ASSERT_BIN_ARRAYS_EQUALS(
expected_header_name,
strlen(expected_header_name),
latest_header.header_name,
latest_header.header_name_len,
"header name should have been %s",
expected_header_name);
int8_t latest_header_value = aws_event_stream_header_value_as_bool(&latest_header);
ASSERT_INT_EQUALS(1, latest_header_value, "Header value should have been true");
ASSERT_UINT_EQUALS(0x4B4D2BE7, decoder_data.message_crc);
aws_event_stream_headers_list_cleanup(&decoder_data.headers_list);
return 0;
}
AWS_TEST_CASE(
test_streaming_decoder_incoming_application_one_bool_header_pair_valid,
s_test_streaming_decoder_incoming_application_one_bool_header_pair_valid_fn)
static int s_test_streaming_decoder_incoming_multiple_messages_fn(struct aws_allocator *allocator, void *ctx) {
(void)ctx;
uint8_t test_data[] = {
/* message 1 */
0x00,
0x00,
0x00,
0x10,
0x00,
0x00,
0x00,
0x00,
0x05,
0xc2,
0x48,
0xeb,
0x7d,
0x98,
0xc8,
0xff,
/* message 2 */
0x00,
0x00,
0x00,
0x3D,
0x00,
0x00,
0x00,
0x20,
0x07,
0xFD,
0x83,
0x96,
0x0C,
'c',
'o',
'n',
't',
'e',
'n',
't',
'-',
't',
'y',
'p',
'e',
0x07,
0x00,
0x10,
'a',
'p',
'p',
'l',
'i',
'c',
'a',
't',
'i',
'o',
'n',
'/',
'j',
's',
'o',
'n',
0x7b,
0x27,
0x66,
0x6f,
0x6f,
0x27,
0x3a,
0x27,
0x62,
0x61,
0x72,
0x27,
0x7d,
0x8D,
0x9C,
0x08,
0xB1,
};
size_t first_message_size = 0x10;
size_t read_size = 7; /* make this a weird number to force edge case coverage in the parser.
This will fall into the middle of message boundaries and preludes. */
struct test_decoder_data decoder_data = {.latest_payload = 0, .written = 0, .alloc = allocator, .latest_error = 0};
aws_event_stream_headers_list_init(&decoder_data.headers_list, allocator);
struct aws_event_stream_streaming_decoder_options decoder_options = {
.on_payload_segment = s_decoder_test_on_payload_segment,
.on_prelude = s_decoder_test_on_prelude_received,
.on_header = s_decoder_test_header_received,
.on_complete = s_decoder_test_on_complete,
.on_error = s_decoder_test_on_error,
.user_data = &decoder_data};
struct aws_event_stream_streaming_decoder decoder;
aws_event_stream_streaming_decoder_init_from_options(&decoder, allocator, &decoder_options);
size_t current_written = 0;
int err_code = 0;
while (current_written < first_message_size && !err_code) {
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data + current_written, read_size);
err_code = aws_event_stream_streaming_decoder_pump(&decoder, &test_buf);
current_written += read_size;
}
/* we should have written into the second message, but prior to the new prelude being found.
check first message was parsed correctly */
ASSERT_SUCCESS(err_code, "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x00000010, decoder_data.latest_prelude.total_len, "Message length should have been 0x10");
ASSERT_INT_EQUALS(0x00000000, decoder_data.latest_prelude.headers_len, "Headers Length should have been 0x00");
ASSERT_INT_EQUALS(0x05c248eb, decoder_data.latest_prelude.prelude_crc, "Prelude CRC should have been 0x8c335472");
ASSERT_INT_EQUALS(0, decoder_data.written, "No payload data should have been written");
ASSERT_UINT_EQUALS(0x7D98C8FF, decoder_data.message_crc);
while (current_written < sizeof(test_data) && !err_code) {
size_t to_write =
current_written + read_size < sizeof(test_data) ? read_size : sizeof(test_data) - current_written;
struct aws_byte_buf test_buf = aws_byte_buf_from_array(test_data + current_written, to_write);
err_code = aws_event_stream_streaming_decoder_pump(&decoder, &test_buf);
current_written += to_write;
}
/* Second message should have been found and fully parsed at this point. */
ASSERT_SUCCESS(err_code, "Message validation should have succeeded");
ASSERT_SUCCESS(decoder_data.latest_error, "No Error callback shouldn't have been called");
ASSERT_INT_EQUALS(0x0000003D, decoder_data.latest_prelude.total_len, "Message length should have been 0x3D");
ASSERT_INT_EQUALS(0x00000020, decoder_data.latest_prelude.headers_len, "Headers Length should have been 0x20");
ASSERT_INT_EQUALS(0x07FD8396, decoder_data.latest_prelude.prelude_crc, "Prelude CRC should have been 0x07FD8396");
const char *content_type = "content-type";
const char *content_type_value = "application/json";
struct aws_event_stream_header_value_pair latest_header;
aws_array_list_get_at(&decoder_data.headers_list, &latest_header, 0);
struct aws_byte_buf latest_header_value = aws_event_stream_header_value_as_string(&latest_header);
ASSERT_BIN_ARRAYS_EQUALS(
content_type,
strlen(content_type),
latest_header.header_name,
latest_header.header_name_len,
"header name should have been %s",
content_type);
ASSERT_BIN_ARRAYS_EQUALS(
content_type_value,
strlen(content_type_value),
latest_header_value.buffer,
latest_header_value.len,
"header value should have been %s",
content_type_value);
const char *expected_str = "{'foo':'bar'}";
size_t payload_len = decoder_data.latest_prelude.total_len - AWS_EVENT_STREAM_PRELUDE_LENGTH -
AWS_EVENT_STREAM_TRAILER_LENGTH - decoder_data.latest_prelude.headers_len;
ASSERT_INT_EQUALS(
strlen(expected_str), payload_len, "payload length should have been %d", (int)(strlen(expected_str)));
ASSERT_BIN_ARRAYS_EQUALS(
expected_str,
strlen(expected_str),
decoder_data.latest_payload,
payload_len,
"payload should have been %s",
expected_str);
if (decoder_data.latest_payload) {
aws_mem_release(allocator, decoder_data.latest_payload);
}
ASSERT_UINT_EQUALS(0x8D9C08B1, decoder_data.message_crc);
aws_event_stream_streaming_decoder_clean_up(&decoder);
aws_event_stream_headers_list_cleanup(&decoder_data.headers_list);
return 0;
}
AWS_TEST_CASE(test_streaming_decoder_incoming_multiple_messages, s_test_streaming_decoder_incoming_multiple_messages_fn)
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