adding abort example to demo for discussion ref #755

Author: ptrthomas

karate-demo/src/test/java/demo/abort/AbortRunner.java

@@ -0,0 +1,20 @@
+package demo.abort;
+
+import com.intuit.karate.junit4.Karate;
+import org.junit.BeforeClass;
+import org.junit.runner.RunWith;
+
+/**
+ *
+ * @author pthomas3
+ */
+@RunWith(Karate.class)
+public class AbortRunner {
+    
+    @BeforeClass
+    public static void beforeClass() {
+        // skip 'callSingle' in karate-config.js
+        System.setProperty("karate.env", "mock");
+    }    
+    
+}

karate-demo/src/test/java/demo/abort/abort.feature

@@ -0,0 +1,9 @@
+Feature: abort should skip (but not fail) a test
+
+Scenario: you can conditionally exit a test
+    but please use sparingly
+
+  * print 'before'
+  * eval if (true) karate.abort()
+  * print 'after'
+    

karate-junit4/src/test/java/com/intuit/karate/junit4/demos/examples.feature

@@ -16,6 +16,7 @@ Given def cat =
 Then match cat.kittens[*].id == [23, 42]
 Then match cat.kittens[*].id contains 23
 Then match cat.kittens[*].id contains [42, 23]
+Then match cat..name == ['Billie', 'Bob', 'Wild']
 Then match each cat.kittens contains { id: '#number' }
 Then match each cat.kittens == { id: '#notnull', name: '#regex [A-Z][a-z]+' }