From 912a969bdf6f452b741ed7ab743b9c1a598a071c Mon Sep 17 00:00:00 2001
From: eleonore12345 <chopin.haydn@laposte.net>
Date: Wed, 3 Jul 2024 18:14:18 +0200
Subject: [PATCH] premier test fetching avec historique

---
 performance_tests.sh | 49 +++++++++++++++++++++++++++++++++++++-------
 1 file changed, 42 insertions(+), 7 deletions(-)

diff --git a/performance_tests.sh b/performance_tests.sh
index fa2b256..e2cb584 100755
--- a/performance_tests.sh
+++ b/performance_tests.sh
@@ -73,7 +73,7 @@ test3(){
 test4(){
     section TEST4
     run mkdir $REPO_NAME
-    run echo 'TEST 4 : case of sparse-checking only some files with depth=1'
+    run echo "TEST 4 : case of sparse-checking only $FILES_TO_KEEP with depth=1"
     run cd $REPO_NAME
     run git init -q
     run git config core.sparsecheckout true 
@@ -81,7 +81,7 @@ test4(){
     run git remote add -f origin file://$1 #&> /dev/null
     run git pull origin main #&> /dev/null
     mem4=$(du . | tail -n1 | tr -cd [:digit:])
-    echo "memory usage with sparse checking only $FILES_TO_KEEP : $mem4"
+    echo "memory usage: $mem4"
     echo "The bandwidth usage is not available through the Git commands."
     run rm cloning_text
     run rm -rf $REPO_NAME
@@ -108,8 +108,8 @@ test5(){
     mem5after=$(du . | tail -n1 | tr -cd [:digit:]) 
     mem5=$(($mem5after-$mem5before))
     bw5=$(grep -e  "\->" merging_text| grep -o "[[:digit:].]* -> [[:digit:].]* [[:alpha:]]*")
-    echo "memory usage in a classic fetching and merging : $mem5"
-    echo "bandwidth usage : $bw5"
+    echo "memory usage: $mem5"
+    echo "bandwidth usage: $bw5"
     cd ../$REMOTE
     git reset --hard -q a99be63309fc4f4600210000583546d966d12d4f
     cd ../..
@@ -117,7 +117,7 @@ test5(){
 }
 
 test6(){
-        section TEST5
+        section TEST6
     run echo 'TEST 6 : case of classic fetching and merging, after removal of a 1M file'
     run git clone $1 &> /dev/null
     cd $REPO_NAME
@@ -135,18 +135,50 @@ test6(){
     mem6after=$(du . | tail -n1 | tr -cd [:digit:]) 
     mem6=$(($mem6after-$mem6before))
     bw6=$(grep -e  "\->" merging_text| grep -o "[[:digit:].]* -> [[:digit:].]* [[:alpha:]]*")
-    echo "memory usage in a classic fetching and merging : $mem6"
-    echo "bandwidth usage : $bw6"
+    echo "memory usage: $mem6"
+    echo "bandwidth usage: $bw6"
     cd ../$REMOTE
     git reset --hard -q a99be63309fc4f4600210000583546d966d12d4f
     cd ../..
     rm -rf performance_testing
 }
 
+test7(){
+        section TEST7
+    run echo 'TEST 7 : case of classic fetching and merging, after addition then removal of a 1M file'
+    run git clone $1 &> /dev/null
+    cd $REPO_NAME
+    run git fetch --progress origin &> /dev/null
+    run git merge --progress origin &> /dev/null
+    mem7before=$(du . | tail -n1 | tr -cd [:digit:]) 
+    #modification of the remote repo  
+    cd ../$REMOTE
+    run dd if=/dev/urandom of=sample5 bs=1M count=1 &> /dev/null #adding a 1M file
+    run git add sample5 
+    run git commit --quiet -m"fourth 1M sample created"
+    run rm sample5
+    run git add sample5
+    run git commit --quiet -m"1M "sample5" deleted"
+    cd ../../$REPO_NAME
+    run git fetch --progress origin &> fetching_text
+    run git merge --progress &> merging_text
+    mem7after=$(du . | tail -n1 | tr -cd [:digit:]) 
+    mem7=$(($mem7after-$mem7before))
+    bw7=$(grep -e  "\->" merging_text| grep -o "[[:digit:].]* -> [[:digit:].]* [[:alpha:]]*")
+    echo "memory usage: $mem7"
+    echo "bandwidth usage unknown"
+    cd ../$REMOTE
+    git reset --hard -q a99be63309fc4f4600210000583546d966d12d4f
+    cd ../..
+    rm -rf performance_testing
+}
 #modify to have a history of changes 
 #test 7 : --depth=1
 #normalement supprime aussi l'historique
 
+
+
+
 while getopts ":hn:a" option; do
    case $option in
       h) # display Help
@@ -170,6 +202,7 @@ if [ "$ALL_TESTS" = true ]; then
     test4 $REMOTE
     test5 $REMOTE
     test6 $REMOTE
+    test7 $REMOTE
 
 elif [ -n "$TEST_NUM" ]; then
     case $TEST_NUM in
@@ -187,6 +220,8 @@ elif [ -n "$TEST_NUM" ]; then
             test5 $REMOTE;;
         6)
             test6 $REMOTE;;
+        7) 
+            test7 $REMOTE;;
         *)
             echo "Error: Invalid test number"
             die;;