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0b0a52d898
shellmatta/test/integrationtest/test_integration_history.cpp
prozessorkern 0b0a52d898 fixed the history buffer when there is an overflow 
added test cases
2021-01-23 23:35:32 +01:00

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/*
* Copyright (c) 2021 Stefan Strobel <stefan.strobel@shimatta.net>
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at https://mozilla.org/MPL/2.0/.
*/
/**
* @file test_integration_optLong.cpp
* @brief integration test implementation for the history buffer of the shellmatta
* @author Stefan Strobel <stefan.strobel@shimatta.net>
*/
#include "test/framework/catch.hpp"
extern "C" {
#include "test/framework/fff.h"
#include "shellmatta.h"
}
#include <string.h>
FAKE_VALUE_FUNC(shellmatta_retCode_t, writeFct, const char *, uint32_t)
FAKE_VALUE_FUNC(shellmatta_retCode_t, cmdFct1, shellmatta_handle_t, const char *, uint32_t)
FAKE_VALUE_FUNC(shellmatta_retCode_t, cmdFct2, shellmatta_handle_t, const char *, uint32_t)
FAKE_VALUE_FUNC(shellmatta_retCode_t, cmdFct3, shellmatta_handle_t, const char *, uint32_t)
FAKE_VALUE_FUNC(shellmatta_retCode_t, cmdFct4, shellmatta_handle_t, const char *, uint32_t)
/* List of fakes */
#define FFF_FAKES_LIST(FAKE) \
FAKE(writeFct) \
FAKE(cmdFct1) \
FAKE(cmdFct2) \
FAKE(cmdFct3) \
FAKE(cmdFct4)
#define CHECK_FOR_COMMAND(hist, idx) \
CHECK(writeFct_fake.call_count == ((hist) + 1u)); \
CHECK(0 == memcmp(writeFct_fake.arg0_history[(hist)], commandSequence[(idx)], strlen(commandSequence[(idx)]) - 1)); \
CHECK((strlen(commandSequence[(idx)]) - 1) == writeFct_fake.arg1_history[(hist)]);
#define BUTTON_UP "\x1b" "[A"
#define BUTTON_DOWN "\x1b" "[B"
#define PROCESS_INPUT(input) \
CHECK(SHELLMATTA_OK == shellmatta_processData(handle, (char*)(input), sizeof((input)) - 1u));
shellmatta_cmd_t cmd1 = {(char*)"cmd1", (char*)"1", NULL, NULL, cmdFct1, NULL};
shellmatta_cmd_t cmd2 = {(char*)"cmd2", (char*)"2", NULL, NULL, cmdFct2, NULL};
shellmatta_cmd_t cmd3 = {(char*)"cmd3", (char*)"3", NULL, NULL, cmdFct3, NULL};
shellmatta_cmd_t cmd4 = {(char*)"cmd4", (char*)"4", NULL, NULL, cmdFct4, NULL};
char *commandSequence[] =
{
(char*)"foo\r",
(char*)"bar\r",
(char*)"cmd1\r",
(char*)"2\r",
(char*)"4\r",
(char*)"cmd3\r"
};
#define CMD_SEQ_LEN (sizeof(commandSequence) / sizeof(commandSequence[0]))
SCENARIO("Test the history buffer with a fixed sequence of commands in there")
{
GIVEN("An initialized Shellmatte instance with some commands already in the history buffer")
{
shellmatta_instance_t inst;
shellmatta_handle_t handle;
char buffer[1024u];
char historyBuffer[1024u];
CHECK(SHELLMATTA_OK == shellmatta_doInit( &inst,
&handle,
buffer,
sizeof(buffer),
historyBuffer,
sizeof(historyBuffer),
"shellmatta->",
NULL,
writeFct));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd1));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd2));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd3));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd4));
for(uint32_t i = 0u; i < CMD_SEQ_LEN; i++)
{
CHECK(SHELLMATTA_OK == shellmatta_processData(handle, commandSequence[i], strlen(commandSequence[i])));
}
WHEN("The up button is pressed")
{
THEN("The shellmatta prints the most recent command")
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[0], "\x1b" "[K", 3));
CHECK(3 == writeFct_fake.arg1_history[0]);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], commandSequence[CMD_SEQ_LEN - 1], strlen(commandSequence[CMD_SEQ_LEN - 1]) - 1));
CHECK((strlen(commandSequence[CMD_SEQ_LEN - 1]) - 1) == writeFct_fake.arg1_history[1]);
for(uint32_t i = CMD_SEQ_LEN - 1; i > 0; i--)
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 3);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "\x1b" "[K", 3));
CHECK(3 == writeFct_fake.arg1_history[1]);
CHECK(0 == memcmp(writeFct_fake.arg0_history[2], commandSequence[i - 1u], strlen(commandSequence[i - 1u]) - 1));
CHECK((strlen(commandSequence[i - 1u]) - 1) == writeFct_fake.arg1_history[2]);
}
}
}
WHEN("The history buffer it at the oldest command yet")
{
for(uint32_t i = CMD_SEQ_LEN; i > 0; i--)
{
PROCESS_INPUT(BUTTON_UP)
}
AND_WHEN("The up button is pressed again")
{
THEN("The output is deleted and the oldest command is printed again")
{
for(uint32_t i = 0u; i < 64; i++)
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, 0u)
}
}
}
AND_WHEN("The down button is pressed")
{
THEN("On each button press one newer command is printed")
{
for(uint32_t i = 1; i < CMD_SEQ_LEN; i++)
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "\x1b" "[K", 3));
CHECK(3 == writeFct_fake.arg1_history[1]);
CHECK_FOR_COMMAND(2u, i)
}
}
}
}
WHEN("The user pushes the up and down button alternately")
{
THEN("The output shall be updated with the correct command or not updated at all when at the end")
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(1u, CMD_SEQ_LEN - 1u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 1u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK(writeFct_fake.call_count == 0u);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK(writeFct_fake.call_count == 0u);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 3u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 4u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 5u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 6u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 6u)
/* back down again */
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 5u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 4u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 3u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 1u)
/* end of the buffer - shellmatta shall not update */
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK(writeFct_fake.call_count == 0u);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK(writeFct_fake.call_count == 0u);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
}
}
}
}
SCENARIO("Test how the history buffer handles more commands than fits inside the buffer")
{
GIVEN("An initialized Shellmatte instance with some commands already in the history buffer")
{
shellmatta_instance_t inst;
shellmatta_handle_t handle;
char buffer[1024u];
char historyBuffer[16u] = {0};
CHECK(SHELLMATTA_OK == shellmatta_doInit( &inst,
&handle,
buffer,
sizeof(buffer),
historyBuffer,
sizeof(historyBuffer),
"shellmatta->",
NULL,
writeFct));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd1));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd2));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd3));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd4));
for(uint32_t i = 0u; i < CMD_SEQ_LEN; i++)
{
CHECK(SHELLMATTA_OK == shellmatta_processData(handle, commandSequence[i], strlen(commandSequence[i])));
}
WHEN("The user pushes the up and down button alternately")
{
THEN("The output shall be updated with the correct commands that did fit into the buffer")
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(1u, CMD_SEQ_LEN - 1u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 3u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 4u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 4u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 3u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 3u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 1u)
}
}
WHEN("A command dowes not fit into the history buffer")
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT("This is a very long command input\r")
THEN("The input is not stored")
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(1u, CMD_SEQ_LEN - 1u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 3u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 4u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 4u)
}
}
}
}
SCENARIO("Test if the history buffer stores changes done during navigating")
{
GIVEN("An initialized Shellmatte instance with some commands already in the history buffer")
{
shellmatta_instance_t inst;
shellmatta_handle_t handle;
char buffer[1024u];
char historyBuffer[16u] = {0};
CHECK(SHELLMATTA_OK == shellmatta_doInit( &inst,
&handle,
buffer,
sizeof(buffer),
historyBuffer,
sizeof(historyBuffer),
"shellmatta->",
NULL,
writeFct));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd1));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd2));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd3));
CHECK(SHELLMATTA_OK == shellmatta_addCmd(handle, &cmd4));
for(uint32_t i = 0u; i < CMD_SEQ_LEN; i++)
{
CHECK(SHELLMATTA_OK == shellmatta_processData(handle, commandSequence[i], strlen(commandSequence[i])));
}
WHEN("The user pushes the up and down button alternately and inputs data in between")
{
THEN("The output shall be updated with the correct commands and the input shall be stored")
{
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(1u, CMD_SEQ_LEN - 1u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
PROCESS_INPUT("\b123456")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 3u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 2u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 1u)
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_DOWN)
CHECK(writeFct_fake.call_count == 3);
CHECK(0 == memcmp(writeFct_fake.arg0_history[2], "123456", 6));
CHECK(6 == writeFct_fake.arg1_history[2]);
PROCESS_INPUT("\r")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "123456", 6));
CHECK(6 == writeFct_fake.arg1_history[1]);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK_FOR_COMMAND(2u, CMD_SEQ_LEN - 1u)
PROCESS_INPUT("\x03" "12345678\r")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "12345678", 8));
CHECK(8 == writeFct_fake.arg1_history[1]);
PROCESS_INPUT("\r")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "12345678", 8));
CHECK(8 == writeFct_fake.arg1_history[1]);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 3);
CHECK(0 == memcmp(writeFct_fake.arg0_history[2], "123456", 6));
CHECK(6 == writeFct_fake.arg1_history[2]);
/* check if the compare gets it when the new command is exactly one character longer than the stored */
PROCESS_INPUT("\x03" "123456789\r")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "123456789", 9));
CHECK(9 == writeFct_fake.arg1_history[1]);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 3);
CHECK(0 == memcmp(writeFct_fake.arg0_history[2], "123456789", 9));
CHECK(9 == writeFct_fake.arg1_history[2]);
/* check if the compare gets it when the last command ist longer than the new one */
PROCESS_INPUT("\x03" "12345678\r")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "12345678", 8));
CHECK(8 == writeFct_fake.arg1_history[1]);
/* check what happens when there is a \0 in the buffer */
PROCESS_INPUT("\x03" "1234" "\0" "678\r")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "1234", 4));
CHECK(4 == writeFct_fake.arg1_history[1]);
/* check what happens when there is a \0 in the buffer */
PROCESS_INPUT("\x03" "1234" "\0" "888\r")
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 2);
CHECK(0 == memcmp(writeFct_fake.arg0_history[1], "1234", 4));
CHECK(4 == writeFct_fake.arg1_history[1]);
FFF_FAKES_LIST(RESET_FAKE)
PROCESS_INPUT(BUTTON_UP)
CHECK(writeFct_fake.call_count == 3);
CHECK(0 == memcmp(writeFct_fake.arg0_history[2], "888", 3));
CHECK(3 == writeFct_fake.arg1_history[2]);
}
}
}
}
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