Use test.sh script to run tests, because Ruby processes run really slow when started from a Rake task

test.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+# Run SCM Breeze shUnit2 tests
+
+failed=false
+
+for test in $(find test/lib -name *_test.sh); do
+  for shell in bash zsh; do
+    echo "== Running tests with [$shell]: $test"
+    $shell $test || failed=true
+  done
+done
+
+if [ "$failed" = "true" ]; then
+  echo "Tests failed!"
+  return 1;
+else
+  echo "All tests passed!"
+  return 0;
+fi