Add a bunch more edge cases to ConditionTreeTest

Issue 1106

git-svn-id: http://svn.dmdirc.com/trunk@3884 00569f92-eb28-0410-84fd-f71c24880f

test/com/dmdirc/actions/ConditionTreeTest.java

@@ -152,6 +152,13 @@ public class ConditionTreeTest extends junit.framework.TestCase {
         assertNull(tree);
     }
     
+    @Test
+    public void testMismatchedBrackets2() {
+        final ConditionTree tree = ConditionTree.parseString("0)");
+        
+        assertNull(tree);
+    }    
+    
     @Test
     public void testMissingUnaryArg() {
         final ConditionTree tree = ConditionTree.parseString("!");
@@ -171,12 +178,33 @@ public class ConditionTreeTest extends junit.framework.TestCase {
         final ConditionTree tree = ConditionTree.parseString("0|");
         
         assertNull(tree);
-    }    
+    }
+    
+    @Test
+    public void testMissingBinaryArg2() {
+        final ConditionTree tree = ConditionTree.parseString("0|!");
+        
+        assertNull(tree);
+    }        
     
     @Test
     public void testNonExistantOp() {
         final ConditionTree tree = ConditionTree.parseString("0/1");
         
+        assertNull(tree);
+    }
+    
+    @Test
+    public void testNoopEvaluation() {
+        final ConditionTree tree = ConditionTree.parseString("");
+        
+        assertTrue(tree.evaluate(new boolean[]{true, false, true}));
+    }   
+    
+    @Test
+    public void testBracketedUnary() {
+        final ConditionTree tree = ConditionTree.parseString("(+)");
+        
         assertNull(tree);
     }