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more projection tests - verifying the typedescriptor changes made by Keith 

git-svn-id: https://src.springframework.org/svn/spring-framework/trunk@3891 50f2f4bb-b051-0410-bef5-90022cba6387
This commit is contained in:
Andy Clement 2011-01-07 19:14:42 +00:00
parent da069e5972
commit fb2e3af50c
1 changed files with 59 additions and 1 deletions
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60
org.springframework.expression/src/test/java/org/springframework/expression/spel/SpringEL300Tests.java
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@ -16,15 +16,18 @@
package org.springframework.expression.spel;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import junit.framework.Assert;
import org.junit.Ignore;
import org.junit.Test;
import org.springframework.core.convert.TypeDescriptor;
import org.springframework.expression.AccessException;
import org.springframework.expression.BeanResolver;
import org.springframework.expression.EvaluationContext;
@ -34,6 +37,7 @@ import org.springframework.expression.ExpressionParser;
import org.springframework.expression.ParserContext;
import org.springframework.expression.PropertyAccessor;
import org.springframework.expression.TypedValue;
import org.springframework.expression.spel.standard.SpelExpression;
import org.springframework.expression.spel.standard.SpelExpressionParser;
import org.springframework.expression.spel.support.ReflectivePropertyAccessor;
import org.springframework.expression.spel.support.StandardEvaluationContext;
@ -708,6 +712,60 @@ public class SpringEL300Tests extends ExpressionTestCase {
evaluated = exp.getValue(ctx);
Assert.assertEquals("Arthur",evaluated);
}
@Test
public void testProjectionTypeDescriptors_1() throws Exception {
StandardEvaluationContext ctx = new StandardEvaluationContext(new C());
SpelExpressionParser parser = new SpelExpressionParser();
String el1 = "ls.![#this.equals('abc')]";
SpelExpression exp = parser.parseRaw(el1);
List value = (List)exp.getValue(ctx);
// value is list containing [true,false]
Assert.assertEquals(Boolean.class,value.get(0).getClass());
TypeDescriptor evaluated = exp.getValueTypeDescriptor(ctx);
Assert.assertEquals(Boolean.class,evaluated.getElementType());
}
@Test
public void testProjectionTypeDescriptors_2() throws Exception {
StandardEvaluationContext ctx = new StandardEvaluationContext(new C());
SpelExpressionParser parser = new SpelExpressionParser();
String el1 = "as.![#this.equals('abc')]";
SpelExpression exp = parser.parseRaw(el1);
Object[] value = (Object[])exp.getValue(ctx);
// value is array containing [true,false]
Assert.assertEquals(Boolean.class,value[0].getClass());
TypeDescriptor evaluated = exp.getValueTypeDescriptor(ctx);
Assert.assertEquals(Boolean.class,evaluated.getElementType());
}
@Test
public void testProjectionTypeDescriptors_3() throws Exception {
StandardEvaluationContext ctx = new StandardEvaluationContext(new C());
SpelExpressionParser parser = new SpelExpressionParser();
String el1 = "ms.![key.equals('abc')]";
SpelExpression exp = parser.parseRaw(el1);
List value = (List)exp.getValue(ctx);
// value is list containing [true,false]
Assert.assertEquals(Boolean.class,value.get(0).getClass());
TypeDescriptor evaluated = exp.getValueTypeDescriptor(ctx);
Assert.assertEquals(Boolean.class,evaluated.getElementType());
}
static class C {
public List<String> ls;
public String[] as;
public Map<String,String> ms;
C() {
ls = new ArrayList<String>();
ls.add("abc");
ls.add("def");
as = new String[]{"abc","def"};
ms = new HashMap<String,String>();
ms.put("abc","xyz");
ms.put("def","pqr");
}
}
}