Add basic test coverage for ToTitleCase and (commented out) support for 2nd parameter

git-svn-id: http://google-refine.googlecode.com/svn/trunk@2250 7d457c2a-affb-35e4-300a-418c747d4874

main/src/com/google/refine/expr/functions/strings/ToTitlecase.java

@@ -51,10 +51,16 @@ public class ToTitlecase implements Function {
         if (args.length == 1 && args[0] != null) {
             Object o = args[0];
             String s = o instanceof String ? (String) o : o.toString();            
-            
             return WordUtils.capitalizeFully(s, delimiters);
+//        } else if (args.length == 2 && args[0] != null && args[1] != null) {
+//            Object o = args[0];
+//            String s = o instanceof String ? (String) o : o.toString();
+//            o = args[1];
+//            String delims = o instanceof String ? (String) o: o.toString(); 
+//            return WordUtils.capitalizeFully(s,delims.toCharArray());
+        } else { 
+            return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " expects a one or two strings");
         }
-        return new EvalError(ControlFunctionRegistry.getFunctionName(this) + " expects a string");
     }
     
     @Override

main/tests/server/src/com/google/refine/tests/expr/functions/strings/StringCaseTests.java

@@ -0,0 +1,90 @@
+/*
+
+Copyright 2011, Thomas F. Morris
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are
+met:
+
+ * Redistributions of source code must retain the above copyright
+notice, this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above
+copyright notice, this list of conditions and the following disclaimer
+in the documentation and/or other materials provided with the
+distribution.
+ * Neither the name of Google Inc. nor the names of its
+contributors may be used to endorse or promote products derived from
+this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,           
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY           
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ */
+
+package com.google.refine.tests.expr.functions.strings;
+
+import java.util.Properties;
+
+import org.slf4j.LoggerFactory;
+import org.testng.Assert;
+import org.testng.annotations.AfterMethod;
+import org.testng.annotations.BeforeMethod;
+import org.testng.annotations.BeforeTest;
+import org.testng.annotations.Test;
+
+import com.google.refine.expr.EvalError;
+import com.google.refine.expr.functions.strings.ToTitlecase;
+import com.google.refine.grel.Function;
+import com.google.refine.tests.RefineTest;
+
+
+public class StringCaseTests extends RefineTest {
+
+    static Properties bindings;
+
+    @Override
+    @BeforeTest
+    public void init() {
+        logger = LoggerFactory.getLogger(this.getClass());
+    }
+    
+    @BeforeMethod
+    public void SetUp() {
+        bindings = new Properties();
+    }
+
+    @AfterMethod
+    public void TearDown() {
+        bindings = null;
+    }
+    
+    @Test
+    public void testToTitlecaseInvalidParams() {        
+        Function fut = new ToTitlecase();
+        Assert.assertTrue(fut.call(bindings, new Object[]{}) instanceof EvalError);
+        Assert.assertTrue(fut.call(bindings, new Object[]{"one","two"}) instanceof EvalError);
+        Assert.assertTrue(fut.call(bindings, new Object[]{"one","two","three"}) instanceof EvalError);
+    }
+    
+    @Test
+    public void testToTitlecase() {        
+        Function fut = new ToTitlecase();
+        Assert.assertEquals((String)(fut.call(bindings, new Object[]{"one"})),"One");
+        Assert.assertEquals((String)(fut.call(bindings, new Object[]{"ONE"})),"One");
+        Assert.assertEquals((String)(fut.call(bindings, new Object[]{"one two three"})),"One Two Three");
+        Assert.assertEquals((String)(fut.call(bindings, new Object[]{"C.R. SANDIDGE WINES, INC."})),"C.R. Sandidge Wines, Inc.");
+//        Assert.assertEquals((String)(fut.call(bindings, new Object[]{"C.R. SANDIDGE WINES, INC.",",. "})),"C.R. Sandidge Wines, Inc.");
+//        Assert.assertEquals((String)(fut.call(bindings, new Object[]{"one-two-three","-"})),"One-Two-Three");
+    }
+    
+}