X-Git-Url: https://git.martlubbers.net/?a=blobdiff_plain;f=a2%2F1cases.tex;h=7b9035044809fa7deef703eacf729d863dd840da;hb=19ce2bec8e6684693c31620b26ebf1cd6366f7b0;hp=403e4d7286499d6869d26ed1bd9b44dbe7c59833;hpb=705b0f2868d95bb78d02ebec19f97cba51d1875c;p=tt2015.git

diff --git a/a2/1cases.tex b/a2/1cases.tex
index 403e4d7..7b90350 100644
--- a/a2/1cases.tex
+++ b/a2/1cases.tex
@@ -35,7 +35,7 @@ user permissions.
 	\hline\hline
 	Check 3 & \multicolumn{2}{l|}{Initialize the testing environment..}\\
 	\hline
-	\multirow{5}{*}{Course of action}
+	\multirow{6}{*}{Course of action}
 		& 1. & Boot the SUT as in \emph{Check 1}.\\
 		& 2. & Setup iptables by executing
 			\texttt{\# code/iptables.sh}~\footnote{The IPTables script ensures
@@ -43,9 +43,11 @@ user permissions.
 		& 3. & Navigate to the working directory by running
 			\texttt{\$ cd /home/student/tt2015}\\
 		& 4. & Compile the echo server by running 
-			\texttt{\# cd code/server \&\& make \&\& cd -}\\
+			\texttt{\# cd code/server \&\& make}\\
 		& 5. & Start the echo server by running
 			\texttt{\# cd code/server \&\& java Main}\\
+		& 6. & Generate all test cases by running
+			\texttt{\$ python code/client/gen.py}\\
 	\hline
 	Passed & \multicolumn{2}{l|}{\textit{Yes/No}}\\
 	\hline\hline
@@ -95,8 +97,8 @@ these partitions are given.
 		\begin{enumerate}
 			\item 0 payload segments
 			\item 1 payload segments
-			\item n=small payload segments
-			\item n=big payload segments
+			\item n=small payload segments (1 byte)
+			\item n=big payload segments (65495 bytes)
 		\end{enumerate}
 	\item \emph{source port}
 		\begin{enumerate}
@@ -128,7 +130,22 @@ these partitions are given.
 \end{enumerate}
 
 These partitions were chosen since they correspond to key parts of the TCP
-specification. 
+specification. A single request consists of a number of packets that sent a
+to the \emph{echo-server} and back. The TCP specification state that such a
+transaction requires the following messages.
+
+\begin{center}
+	Script $-$ SYN $A$ $\rightarrow$ SUT \\
+	Script $\leftarrow$ SYN-ACK $(A+1)$ $B$ $-$ SUT \\
+	Script $-$ ACK $(A+1)$ $(B+1)$ $\rightarrow$ SUT \\
+	Script $-$ ACK-PUSH $(A+1)$ $(B+2)$ \emph{msg} $\rightarrow$ SUT \\
+	Script $\leftarrow$ ACK $(A+2+msg_{length})$ $(B+3)$ $-$ SUT \\
+	Script $\leftarrow$ ACK-PUSH $(A+2+msg_{length})$ $(B+3)$ \emph{msg} $-$ SUT
+\end{center}
+
+%
+% één na laatste packket, moet dit B+3 of B+2 zijn?
+%
 
 TCP segments are send over a TCP connection from a \emph{source} to a \emph{destination port}. Therefore segments which are received that have a 
 source or destination port set to an incorrect value should not be regarded
@@ -243,7 +260,91 @@ covered and the number of individual tests is still feasible.
 
 \subsection{Test cases}
 
-%\begin{table}
+Before every test case use the following steps to initialize the testing environment.
+
+\begin{enumerate}
+	\item Boot the vm using VirtualBox.
+	\item Setup iptables by executing \texttt{\# code/iptables.sh}
+	\item Navigate to the working directory by running \texttt{\$ cd /home/student/tt2015}
+	\item Start the echo server by running \texttt{\# cd code/server \&\& java Main}
+\end{enumerate}
+
+\begin{longtable}{|p{.2\linewidth}|p{.8\linewidth}|}
+	\hline
+	Nr & 1 \\\hline
+	Title & Single valid request with 1byte payload. \\\hline
+	Input & Generated packets. \\\hline
+	Expected output & Packets echoed back by Echo-Server. \\\hline
+	\multirow{2}{*}{Course of action}
+ & 1. Use the steps listed above in order to start the SUT. \\
+ & 2. Execute the script by running \texttt{\# code/client/tests/1.py} \\\hline
+	Valid trace & Verify that the script prints 'Success'. \\\hline
+	\hline
+	
+	Nr & 2 \\\hline
+	Title & Single valid request with 65495bytes payload. \\\hline
+	Input & Generated packets. \\\hline
+	Expected output & Packets echoed back by Echo-Server. \\\hline
+	\multirow{2}{*}{Course of action}
+	& 1. Use the steps listed above in order to start the SUT. \\
+	& 2. Execute the script by running \texttt{\# code/client/tests/2.py} \\\hline
+	Valid trace & Verify that the script prints 'Success'. \\\hline
+	\hline
+	
+	Nr & 3 \\\hline
+	Title & 5 valid requests with 1byte payload. \\\hline
+	Input & Generated packets. \\\hline
+	Expected output & Packets echoed back by Echo-Server, in the same order as the client sent them. \\\hline
+	\multirow{2}{*}{Course of action}
+	& 1. Use the steps listed above in order to start the SUT. \\
+	& 2. Execute the script by running \texttt{\# code/client/tests/3.py} \\\hline
+	Valid trace & Verify that the script prints 'Success'. \\\hline
+	\hline
+	
+	Nr & 4 \\\hline
+	Title & 5 valid requests with 65495bytes payload. \\\hline
+	Input & Generated packets with 65495bytes payload. \\\hline
+	Expected output & Packets echoed back by Echo-Server, in the same order as the client sent them. \\\hline
+	\multirow{2}{*}{Course of action}
+	& 1. Use the steps listed above in order to start the SUT. \\
+	& 2. Execute the script by running \texttt{\# code/client/tests/4.py} \\\hline
+	Valid trace & Verify that the script prints 'Success'. \\\hline
+	\hline
+	
+	Nr & 5 \\\hline
+	Title & 5 valid requests with 1byte payload sent out of order. \\\hline
+	Input & Generated packets with 1byte payload, two packets are swapped in position. \\\hline
+	Expected output & All requests sent up to and including
+	 the swapped packet with the lowest sequence number, the remaining packets are dropped. \\\hline
+	\multirow{2}{*}{Course of action}
+	& 1. Use the steps listed above in order to start the SUT. \\
+	& 2. Execute the script by running \texttt{\# code/client/tests/5.py} \\\hline
+	Valid trace & Verify that the script prints 'Success'. \\\hline
+	\hline
+	
+	Nr & 6 \\\hline
+	Title & Request with corrupted source port. \\\hline
+	Input & Generated packets with 1byte payload, in these packets the source port number is increased by one. \\\hline
+	Expected output & - \\\hline
+	\multirow{2}{*}{Course of action}
+	& 1. Use the steps listed above in order to start the SUT. \\
+	& 2. Execute the script by running \texttt{\# code/client/tests/6.py} \\\hline
+	Valid trace & Verify that the script prints 'Success'. \\\hline
+	\hline
+	
+	
+	Nr & 6 \\\hline
+	Title & Request with corrupted destination port. \\\hline
+	Input & Generated packets with 1byte payload, in these packets the destination port number is increased by one. \\\hline
+	Expected output & - \\\hline
+	\multirow{2}{*}{Course of action}
+	& 1. Use the steps listed above in order to start the SUT. \\
+	& 2. Execute the script by running \texttt{\# code/client/tests/6.py} \\\hline
+	Valid trace & Verify that the script prints 'Success'. \\\hline
+	\hline
+	
+\end{longtable}
+
 %\begin{tabularx}{\linewidth}{| l | X|}
 %\hline
 %Nr & 1 \\\hline