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Convert transport_tests to GTest

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pull/690/head
Fred Sundvik 8 years ago
parent b3eba797af
commit bcdf9ab76b
5 changed files with 202 additions and 172 deletions
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4
quantum/serial_link/protocol/transport.c
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@ -31,6 +31,10 @@ SOFTWARE.
static remote_object_t* remote_objects[MAX_REMOTE_OBJECTS];
static uint32_t num_remote_objects = 0;
void reinitialize_serial_link_transport(void) {
num_remote_objects = 0;
}
void add_remote_objects(remote_object_t** _remote_objects, uint32_t _num_remote_objects) {
unsigned int i;
for(i=0;i<_num_remote_objects;i++) {

7
quantum/serial_link/protocol/transport.h
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@ -82,7 +82,7 @@ typedef struct { \
remote_object_t* obj = (remote_object_t*)&remote_object_##name; \
uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size);\
triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \
return triple_buffer_read_internal(obj->object_size, tb); \
return (type*)triple_buffer_read_internal(obj->object_size, tb); \
}
#define MASTER_TO_SINGLE_SLAVE_OBJECT(name, type) \
@ -112,7 +112,7 @@ typedef struct { \
remote_object_t* obj = (remote_object_t*)&remote_object_##name; \
uint8_t* start = obj->buffer + NUM_SLAVES * LOCAL_OBJECT_SIZE(obj->object_size);\
triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \
return triple_buffer_read_internal(obj->object_size, tb); \
return (type*)triple_buffer_read_internal(obj->object_size, tb); \
}
#define SLAVE_TO_MASTER_OBJECT(name, type) \
@ -139,12 +139,13 @@ typedef struct { \
uint8_t* start = obj->buffer + LOCAL_OBJECT_SIZE(obj->object_size);\
start+=slave * REMOTE_OBJECT_SIZE(obj->object_size); \
triple_buffer_object_t* tb = (triple_buffer_object_t*)start; \
return triple_buffer_read_internal(obj->object_size, tb); \
return (type*)triple_buffer_read_internal(obj->object_size, tb); \
}
#define REMOTE_OBJECT(name) (remote_object_t*)&remote_object_##name
void add_remote_objects(remote_object_t** remote_objects, uint32_t num_remote_objects);
void reinitialize_serial_link_transport(void);
void transport_recv_frame(uint8_t from, uint8_t* data, uint16_t size);
void update_transport(void);

5
quantum/serial_link/tests/rules.mk
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@ -11,3 +11,8 @@ serial_link_frame_router_SRC := \
serial_link_frame_validator_SRC := \
$(SERIAL_PATH)/tests/frame_validator_tests.cpp \
$(SERIAL_PATH)/protocol/frame_validator.c
serial_link_transport_SRC := \
$(SERIAL_PATH)/tests/transport_tests.cpp \
$(SERIAL_PATH)/protocol/transport.c \
$(SERIAL_PATH)/protocol/triple_buffered_object.c

168
quantum/serial_link/tests/transport_tests.c
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@ -1,168 +0,0 @@
/*
The MIT License (MIT)
Copyright (c) 2016 Fred Sundvik
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 <cgreen/cgreen.h>
#include <cgreen/mocks.h>
#include "serial_link/protocol/transport.c"
#include "serial_link/protocol/triple_buffered_object.c"
void signal_data_written(void) {
mock();
}
static uint8_t sent_data[2048];
static uint16_t sent_data_size;
void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) {
mock(destination);
memcpy(sent_data + sent_data_size, data, size);
sent_data_size += size;
}
typedef struct {
uint32_t test;
} test_object1_t;
typedef struct {
uint32_t test1;
uint32_t test2;
} test_object2_t;
MASTER_TO_ALL_SLAVES_OBJECT(master_to_slave, test_object1_t);
MASTER_TO_SINGLE_SLAVE_OBJECT(master_to_single_slave, test_object1_t);
SLAVE_TO_MASTER_OBJECT(slave_to_master, test_object1_t);
static remote_object_t* test_remote_objects[] = {
REMOTE_OBJECT(master_to_slave),
REMOTE_OBJECT(master_to_single_slave),
REMOTE_OBJECT(slave_to_master),
};
Describe(Transport);
BeforeEach(Transport) {
add_remote_objects(test_remote_objects, sizeof(test_remote_objects) / sizeof(remote_object_t*));
sent_data_size = 0;
}
AfterEach(Transport) {}
Ensure(Transport, write_to_local_signals_an_event) {
begin_write_master_to_slave();
expect(signal_data_written);
end_write_master_to_slave();
begin_write_slave_to_master();
expect(signal_data_written);
end_write_slave_to_master();
begin_write_master_to_single_slave(1);
expect(signal_data_written);
end_write_master_to_single_slave(1);
}
Ensure(Transport, writes_from_master_to_all_slaves) {
update_transport();
test_object1_t* obj = begin_write_master_to_slave();
obj->test = 5;
expect(signal_data_written);
end_write_master_to_slave();
expect(router_send_frame,
when(destination, is_equal_to(0xFF)));
update_transport();
transport_recv_frame(0, sent_data, sent_data_size);
test_object1_t* obj2 = read_master_to_slave();
assert_that(obj2, is_not_equal_to(NULL));
assert_that(obj2->test, is_equal_to(5));
}
Ensure(Transport, writes_from_slave_to_master) {
update_transport();
test_object1_t* obj = begin_write_slave_to_master();
obj->test = 7;
expect(signal_data_written);
end_write_slave_to_master();
expect(router_send_frame,
when(destination, is_equal_to(0)));
update_transport();
transport_recv_frame(3, sent_data, sent_data_size);
test_object1_t* obj2 = read_slave_to_master(2);
assert_that(read_slave_to_master(0), is_equal_to(NULL));
assert_that(obj2, is_not_equal_to(NULL));
assert_that(obj2->test, is_equal_to(7));
}
Ensure(Transport, writes_from_master_to_single_slave) {
update_transport();
test_object1_t* obj = begin_write_master_to_single_slave(3);
obj->test = 7;
expect(signal_data_written);
end_write_master_to_single_slave(3);
expect(router_send_frame,
when(destination, is_equal_to(4)));
update_transport();
transport_recv_frame(0, sent_data, sent_data_size);
test_object1_t* obj2 = read_master_to_single_slave();
assert_that(obj2, is_not_equal_to(NULL));
assert_that(obj2->test, is_equal_to(7));
}
Ensure(Transport, ignores_object_with_invalid_id) {
update_transport();
test_object1_t* obj = begin_write_master_to_single_slave(3);
obj->test = 7;
expect(signal_data_written);
end_write_master_to_single_slave(3);
expect(router_send_frame,
when(destination, is_equal_to(4)));
update_transport();
sent_data[sent_data_size - 1] = 44;
transport_recv_frame(0, sent_data, sent_data_size);
test_object1_t* obj2 = read_master_to_single_slave();
assert_that(obj2, is_equal_to(NULL));
}
Ensure(Transport, ignores_object_with_size_too_small) {
update_transport();
test_object1_t* obj = begin_write_master_to_slave();
obj->test = 7;
expect(signal_data_written);
end_write_master_to_slave();
expect(router_send_frame);
update_transport();
sent_data[sent_data_size - 2] = 0;
transport_recv_frame(0, sent_data, sent_data_size - 1);
test_object1_t* obj2 = read_master_to_slave();
assert_that(obj2, is_equal_to(NULL));
}
Ensure(Transport, ignores_object_with_size_too_big) {
update_transport();
test_object1_t* obj = begin_write_master_to_slave();
obj->test = 7;
expect(signal_data_written);
end_write_master_to_slave();
expect(router_send_frame);
update_transport();
sent_data[sent_data_size + 21] = 0;
transport_recv_frame(0, sent_data, sent_data_size + 22);
test_object1_t* obj2 = read_master_to_slave();
assert_that(obj2, is_equal_to(NULL));
}

188
quantum/serial_link/tests/transport_tests.cpp
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@ -0,0 +1,188 @@
/*
The MIT License (MIT)
Copyright (c) 2016 Fred Sundvik
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 "gtest/gtest.h"
#include "gmock/gmock.h"
using testing::_;
using testing::ElementsAreArray;
using testing::Args;
extern "C" {
#include "serial_link/protocol/transport.h"
}
struct test_object1 {
uint32_t test;
};
struct test_object2 {
uint32_t test1;
uint32_t test2;
};
MASTER_TO_ALL_SLAVES_OBJECT(master_to_slave, test_object1);
MASTER_TO_SINGLE_SLAVE_OBJECT(master_to_single_slave, test_object1);
SLAVE_TO_MASTER_OBJECT(slave_to_master, test_object1);
static remote_object_t* test_remote_objects[] = {
REMOTE_OBJECT(master_to_slave),
REMOTE_OBJECT(master_to_single_slave),
REMOTE_OBJECT(slave_to_master),
};
class Transport : public testing::Test {
public:
Transport() {
Instance = this;
add_remote_objects(test_remote_objects, sizeof(test_remote_objects) / sizeof(remote_object_t*));
}
~Transport() {
Instance = nullptr;
reinitialize_serial_link_transport();
}
MOCK_METHOD0(signal_data_written, void ());
MOCK_METHOD1(router_send_frame, void (uint8_t destination));
void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) {
router_send_frame(destination);
std::copy(data, data + size, std::back_inserter(sent_data));
}
static Transport* Instance;
std::vector<uint8_t> sent_data;
};
Transport* Transport::Instance = nullptr;
extern "C" {
void signal_data_written(void) {
Transport::Instance->signal_data_written();
}
void router_send_frame(uint8_t destination, uint8_t* data, uint16_t size) {
Transport::Instance->router_send_frame(destination, data, size);
}
}
TEST_F(Transport, write_to_local_signals_an_event) {
begin_write_master_to_slave();
EXPECT_CALL(*this, signal_data_written());
end_write_master_to_slave();
begin_write_slave_to_master();
EXPECT_CALL(*this, signal_data_written());
end_write_slave_to_master();
begin_write_master_to_single_slave(1);
EXPECT_CALL(*this, signal_data_written());
end_write_master_to_single_slave(1);
}
TEST_F(Transport, writes_from_master_to_all_slaves) {
update_transport();
test_object1* obj = begin_write_master_to_slave();
obj->test = 5;
EXPECT_CALL(*this, signal_data_written());
end_write_master_to_slave();
EXPECT_CALL(*this, router_send_frame(0xFF));
update_transport();
transport_recv_frame(0, sent_data.data(), sent_data.size());
test_object1* obj2 = read_master_to_slave();
EXPECT_NE(obj2, nullptr);
EXPECT_EQ(obj2->test, 5);
}
TEST_F(Transport, writes_from_slave_to_master) {
update_transport();
test_object1* obj = begin_write_slave_to_master();
obj->test = 7;
EXPECT_CALL(*this, signal_data_written());
end_write_slave_to_master();
EXPECT_CALL(*this, router_send_frame(0));
update_transport();
transport_recv_frame(3, sent_data.data(), sent_data.size());
test_object1* obj2 = read_slave_to_master(2);
EXPECT_EQ(read_slave_to_master(0), nullptr);
EXPECT_NE(obj2, nullptr);
EXPECT_EQ(obj2->test, 7);
}
TEST_F(Transport, writes_from_master_to_single_slave) {
update_transport();
test_object1* obj = begin_write_master_to_single_slave(3);
obj->test = 7;
EXPECT_CALL(*this, signal_data_written());
end_write_master_to_single_slave(3);
EXPECT_CALL(*this, router_send_frame(4));
update_transport();
transport_recv_frame(0, sent_data.data(), sent_data.size());
test_object1* obj2 = read_master_to_single_slave();
EXPECT_NE(obj2, nullptr);
EXPECT_EQ(obj2->test, 7);
}
TEST_F(Transport, ignores_object_with_invalid_id) {
update_transport();
test_object1* obj = begin_write_master_to_single_slave(3);
obj->test = 7;
EXPECT_CALL(*this, signal_data_written());
end_write_master_to_single_slave(3);
EXPECT_CALL(*this, router_send_frame(4));
update_transport();
sent_data[sent_data.size() - 1] = 44;
transport_recv_frame(0, sent_data.data(), sent_data.size());
test_object1* obj2 = read_master_to_single_slave();
EXPECT_EQ(obj2, nullptr);
}
TEST_F(Transport, ignores_object_with_size_too_small) {
update_transport();
test_object1* obj = begin_write_master_to_slave();
obj->test = 7;
EXPECT_CALL(*this, signal_data_written());
end_write_master_to_slave();
EXPECT_CALL(*this, router_send_frame(_));
update_transport();
sent_data[sent_data.size() - 2] = 0;
transport_recv_frame(0, sent_data.data(), sent_data.size() - 1);
test_object1* obj2 = read_master_to_slave();
EXPECT_EQ(obj2, nullptr);
}
TEST_F(Transport, ignores_object_with_size_too_big) {
update_transport();
test_object1* obj = begin_write_master_to_slave();
obj->test = 7;
EXPECT_CALL(*this, signal_data_written());
end_write_master_to_slave();
EXPECT_CALL(*this, router_send_frame(_));
update_transport();
sent_data.resize(sent_data.size() + 22);
sent_data[sent_data.size() - 1] = 0;
transport_recv_frame(0, sent_data.data(), sent_data.size());
test_object1* obj2 = read_master_to_slave();
EXPECT_EQ(obj2, nullptr);
}
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