test/commons/org/codehaus/groovy/grails/validation/BlankConstraintTests.java

   1 package org.codehaus.groovy.grails.validation;
   2
   3 /**
   4  * Tests for 'blank' constraint.
   5  *
   6  * @author Sergey Nebolsin (<a href="mailto:nebolsin@gmail.com"/>)
   7  */
   8 public class BlankConstraintTests extends AbstractConstraintTests {
   9     protected Class getConstraintClass() {
  10         return BlankConstraint.class;
  11     }
  12
  13     public void testValidate() {
  14         testConstraintMessageCodes(
  15                 getConstraint( "testString", Boolean.FALSE ),
  16                 "",
  17                 new String[] {"testClass.testString.blank.error","testClass.testString.blank"},
  18                 new Object[] {"testString", TestClass.class }
  19         );
  20
  21         testConstraintPassed(
  22                 getConstraint( "testString", Boolean.FALSE ),
  23                 "someData"
  24         );
  25
  26         testConstraintPassed(
  27                 getConstraint( "testString", Boolean.TRUE ),
  28                 "someData"
  29         );
  30
  31         testConstraintFailedAndVetoed(
  32                 getConstraint( "testString", Boolean.FALSE ),
  33                 ""
  34         );
  35
  36         testConstraintFailed(
  37                 getConstraint( "testString", Boolean.FALSE ),
  38                 "    "
  39         );
  40
  41         testConstraintDefaultMessage(
  42                 getConstraint( "testString", Boolean.FALSE ),
  43                 "",
  44                 "Property [{0}] of class [{1}] cannot be blank"
  45         );
  46     }
  47
  48     public void testConstraintCreation() {
  49         BlankConstraint constraint = new BlankConstraint();
  50         assertEquals( ConstrainedProperty.BLANK_CONSTRAINT, constraint.getName());
  51         assertTrue( constraint.supports( String.class ));
  52         assertFalse( constraint.supports( null ));
  53         assertFalse( constraint.supports( Long.class ));
  54         constraint = (BlankConstraint) getConstraint( "testString", Boolean.TRUE );
  55         assertEquals( Boolean.TRUE, constraint.getParameter() );
  56
  57         try {
  58             getConstraint( "testString", "wrong");
  59             fail("BlankConstraint must throw an exception for non-boolean parameters.");
  60         } catch( IllegalArgumentException iae ) {
  61             // Great
  62         }
  63     }
  64 }