Output a "." for each test connection retry

test/tests/docker-dind/run.sh

@@ -29,6 +29,7 @@ while ! docker_ version &> /dev/null; do
 		docker_ version # to hopefully get a useful error message
 		false
 	fi
+	echo >&2 -n .
 	sleep 2
 done
 

test/tests/jetty-hello-web/run.sh

@@ -36,6 +36,8 @@ while [ "$tried" -ge 0 -a "$(_request GET / --output /dev/null || echo $?)" = 7
 		exit 1
 	fi
 
+	echo >&2 -n .
+
 	sleep "$duration"
 done
 

test/tests/mongo-basics/run.sh

@@ -23,6 +23,7 @@ while ! mongo_eval 'quit(db.stats().ok ? 0 : 1);' &> /dev/null; do
 		mongo --eval 'db.stats();' # to hopefully get a useful error message
 		false
 	fi
+	echo >&2 -n .
 	sleep 2
 done
 

test/tests/mysql-basics/run.sh

@@ -42,6 +42,7 @@ while ! echo 'SELECT 1' | mysql &> /dev/null; do
 		echo 'SELECT 1' | mysql # to hopefully get a useful error message
 		false
 	fi
+	echo >&2 -n .
 	sleep 2
 done
 

test/tests/mysql-initdb/run.sh

@@ -44,6 +44,7 @@ while ! echo 'SELECT 1' | mysql &> /dev/null; do
 		echo 'SELECT 1' | mysql # to hopefully get a useful error message
 		false
 	fi
+	echo >&2 -n .
 	sleep 2
 done