modify test scripts to use relative paths

tests/test_cli/test.sh

@@ -1,6 +1,12 @@
 #! /bin/bash
 
-cd $GOPATH/src/github.com/tendermint/abci
+# Get the root directory.
+SOURCE="${BASH_SOURCE[0]}"
+while [ -h "$SOURCE" ] ; do SOURCE="$(readlink "$SOURCE")"; done
+DIR="$( cd -P "$( dirname "$SOURCE" )/../.." && pwd )"
+
+# Change into that dir because we expect that.
+cd "$DIR" || exit
 
 function testExample() {
 	N=$1
@@ -10,17 +16,17 @@ function testExample() {
 	echo "Example $N"
 	$APP &> /dev/null &
 	sleep 2
-	abci-cli --verbose batch < $INPUT > "${INPUT}.out.new"
-	killall "$APP" 
+	abci-cli --verbose batch < "$INPUT" > "${INPUT}.out.new"
+	killall "$APP"
 
-	pre=`shasum < "${INPUT}.out"`
-	post=`shasum < "${INPUT}.out.new"`
+	pre=$(shasum < "${INPUT}.out")
+	post=$(shasum < "${INPUT}.out.new")
 
 	if [[ "$pre" != "$post" ]]; then
 		echo "You broke the tutorial"
-		echo "Got:" 
+		echo "Got:"
 		cat "${INPUT}.out.new"
-		echo "Expected:" 
+		echo "Expected:"
 		cat "${INPUT}.out"
 		exit 1
 	fi