tracks/purescript/bin/test.sh in trackler-2.0.8.24 vs tracks/purescript/bin/test.sh in trackler-2.0.8.26

@@ -1,36 +1,61 @@
 #!/usr/bin/env bash
 
 # TEST
 
+xpurescript=$(dirname "$BASH_SOURCE")
+xpurescript=$(readlink -f "$xpurescript/..")
+cd "$xpurescript"
+echo "xpurescript: $xpurescript"
+
+cache_dir="$HOME"
+if [ -z "$TRAVIS" ]; then
+  cache_dir="$xpurescript"
+fi
+cache_dir="$cache_dir/.exercise_cache"
+echo "cache_dir: $cache_dir"
+
 declare -i TEST_RESULT=0
 FAILED_EXERCISES=''
 
-for exercise_dir in exercises/**
-do
-  exercise_src="$exercise_dir/src"
-  exercise_examples_src="$exercise_dir/examples/src"
+cd exercises
 
-  mv "$exercise_src" "$exercise_src.impl"
-  mv "$exercise_examples_src" "$exercise_src"
-
+for exercise_dir in *
+do
   echo "-------------------------------------------------------"
   echo "Testing $exercise_dir"
 
   cd "$exercise_dir"
+
+  exercise_src=src
+  exercise_examples_src=examples/src
+
+  # Setup Travis cache
+  for dir in bower_components output; do
+    cache="$cache_dir/$exercise_dir/$dir"
+
+    mkdir -p "$cache"
+    ln -f -s "$cache"
+    echo "cache: $(ls -l "$dir")"
+  done
+
+  mv "$exercise_src" "$exercise_src.impl"
+  mv "$exercise_examples_src" "$exercise_src"
+
   bower install
   pulp test
 
   # capture result from last command (pulp test)
   if [ $? -ne 0 ]; then
       TEST_RESULT=1
       FAILED_EXERCISES+="$exercise_dir\n"
   fi
 
   # be kind, rewind
-  cd -
   mv "$exercise_src" "$exercise_examples_src"
   mv "$exercise_src.impl" "$exercise_src"
+
+  cd -
 done
 
 if [ $TEST_RESULT -ne 0 ]; then
   echo "The following exercises failed"
   printf $FAILED_EXERCISES