Improve test script to test all js files in sample directory

Author: Jaewoook

test.sh

@@ -1,6 +1,5 @@
 #!/bin/bash
 echo "mini-javascript test script"
-echo
 
 BINARY=./javascript
 if [ ! -f $BINARY ]; then
@@ -9,29 +8,11 @@ if [ ! -f $BINARY ]; then
     exit
 fi
 
-echo "Test variable declaration"
-$BINARY samples/variable.js
-
-echo
-echo "Test condition statements"
-$BINARY samples/condition.js
-
-echo
-echo "Test iteration stastements"
-$BINARY samples/iteration.js
-
-echo
-echo "Test unary expressions"
-$BINARY samples/unary.js
-
-echo
-echo "Test strict mode"
-$BINARY samples/use_strict.js
-
-echo
-echo "Test error file"
-$BINARY samples/err.js
-
-echo
-echo "Test simple javascript source"
-$BINARY samples/simple.js
+SAMPLE_DIR=./samples
+for SRC in "$SAMPLE_DIR"/*.js
+do
+    if [ -f $SRC ]; then
+        echo -e "\nTest $SRC"
+        $BINARY $SRC
+    fi
+done