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1
16
17 package org.springframework.web.bind;
18
19 import javax.servlet.ServletContext  ;
20 import javax.servlet.ServletException ;
21 import javax.servlet.ServletRequest ;
22
23 import junit.framework.TestCase;
24
25 import org.springframework.beans.TestBean;
26 import org.springframework.beans.propertyeditors.StringTrimmerEditor;
27 import org.springframework.mock.web.MockHttpServletRequest;
28 import org.springframework.mock.web.MockServletContext;
29 import org.springframework.validation.Errors;
30 import org.springframework.validation.Validator;
31
32
36 public class BindUtilsTests extends TestCase {
37
38 public void testBind() throws ServletException {
39 ServletContext sc = new MockServletContext();
40 MockHttpServletRequest request = new MockHttpServletRequest(sc);
41 request.addParameter("name", " myname ");
42 request.addParameter("age", "myage");
43 request.addParameter("spouse.name", " spousename ");
44 request.addParameter("spouse.age", "spouseage");
45
46 TestBean tb = new TestBean();
47 tb.setSpouse(new TestBean());
48 assertTrue("Name not set", tb.getName() == null);
49 assertTrue("Age not set", tb.getAge() == 0);
50 assertTrue("Spouse name not set", tb.getSpouse().getName() == null);
51 assertTrue("Spouse age not set", tb.getSpouse().getAge() == 0);
52 Errors errors = BindUtils.bind(request, tb, "tb");
53
54 assertTrue("Name set", " myname ".equals(tb.getName()));
55 assertTrue("No name error", !errors.hasFieldErrors("name"));
56 assertTrue("Age not set", tb.getAge() == 0);
57 assertTrue("Has age error", errors.hasFieldErrors("age"));
58 assertTrue("Correct age error", "typeMismatch".equals(errors.getFieldError("age").getCode()));
59 assertTrue("Spouse name set", " spousename ".equals(tb.getSpouse().getName()));
60 assertTrue("No spouse name error", !errors.hasFieldErrors("spouse.name"));
61 assertTrue("Spouse age not set", tb.getSpouse().getAge() == 0);
62 assertTrue("Has spouse age error", errors.hasFieldErrors("spouse.age"));
63 assertTrue("Correct spouse age error", "typeMismatch".equals(errors.getFieldError("spouse.age").getCode()));
64 }
65
66 public void testBindAndValidate() throws ServletException {
67 ServletContext sc = new MockServletContext();
68 MockHttpServletRequest request = new MockHttpServletRequest(sc);
69 request.addParameter("name", " myname ");
70 request.addParameter("age", "myage");
71
72 TestBean tb = new TestBean();
73 assertTrue("Name not set", tb.getName() == null);
74 Errors errors = BindUtils.bindAndValidate(request, tb, "tb", new Validator() {
75 public boolean supports(Class clazz) {
76 return TestBean.class.isAssignableFrom(clazz);
77 }
78 public void validate(Object obj, Errors errors) {
79 TestBean vtb = (TestBean) obj;
80 if (" myname ".equals(vtb.getName())) {
81 errors.rejectValue("name", "notMyname", null, "Name may not be myname");
82 }
83 }
84 });
85
86 assertTrue("Name set", " myname ".equals(tb.getName()));
87 assertTrue("Has name error", errors.hasFieldErrors("name"));
88 assertTrue("Correct name error", "notMyname".equals(errors.getFieldError("name").getCode()));
89 assertTrue("Age not set", tb.getAge() == 0);
90 assertTrue("Has age error", errors.hasFieldErrors("age"));
91 assertTrue("Correct age error", "typeMismatch".equals(errors.getFieldError("age").getCode()));
92 }
93
94 public void testBindWithInitializer() throws ServletException {
95 ServletContext sc = new MockServletContext();
96 MockHttpServletRequest request = new MockHttpServletRequest(sc);
97 request.addParameter("name", " myname ");
98 request.addParameter("age", "myage");
99
100 TestBean tb = new TestBean();
101 assertTrue("Name not set", tb.getName() == null);
102 assertTrue("Age not set", tb.getAge() == 0);
103 Errors errors = BindUtils.bind(request, tb, "tb", new BindInitializer() {
104 public void initBinder(ServletRequest request, ServletRequestDataBinder binder) {
105 binder.registerCustomEditor(String .class, "name", new StringTrimmerEditor(true));
106 }
107 });
108
109 assertTrue("Name set", "myname".equals(tb.getName()));
110 assertTrue("No name error", !errors.hasFieldErrors("name"));
111 assertTrue("Age not set", tb.getAge() == 0);
112 assertTrue("Has age error", errors.hasFieldErrors("age"));
113 assertTrue("Correct age error", "typeMismatch".equals(errors.getFieldError("age").getCode()));
114 }
115
116 public void testBindAndValidateWithInitializer() throws ServletException {
117 ServletContext sc = new MockServletContext();
118 MockHttpServletRequest request = new MockHttpServletRequest(sc);
119 request.addParameter("name", " myname ");
120 request.addParameter("age", "myage");
121
122 TestBean tb = new TestBean();
123 assertTrue("Name not set", tb.getName() == null);
124 Errors errors = BindUtils.bindAndValidate(request, tb, "tb",
125 new Validator() {
126 public boolean supports(Class clazz) {
127 return TestBean.class.isAssignableFrom(clazz);
128 }
129 public void validate(Object obj, Errors errors) {
130 TestBean vtb = (TestBean) obj;
131 if ("myname".equals(vtb.getName())) {
132 errors.rejectValue("name", "notMyname", null, "Name may not be myname");
133 }
134 }
135 },
136 new BindInitializer() {
137 public void initBinder(ServletRequest request, ServletRequestDataBinder binder) {
138 binder.registerCustomEditor(String .class, "name", new StringTrimmerEditor(true));
139 }
140 }
141 );
142
143 assertTrue("Name set", "myname".equals(tb.getName()));
144 assertTrue("Has name error", errors.hasFieldErrors("name"));
145 assertTrue("Correct name error", "notMyname".equals(errors.getFieldError("name").getCode()));
146 assertTrue("Age not set", tb.getAge() == 0);
147 assertTrue("Has age error", errors.hasFieldErrors("age"));
148 assertTrue("Correct age error", "typeMismatch".equals(errors.getFieldError("age").getCode()));
149 }
150
151 public void testBindWithRequiredArrayField() throws ServletException {
152 ServletContext sc = new MockServletContext();
153 MockHttpServletRequest request = new MockHttpServletRequest(sc);
154 request.addParameter("stringArray", "alias_1,alias_2");
155
156 TestBean tb = new TestBean();
157 BindUtils.bind(request, tb, "tb", new BindInitializer() {
158 public void initBinder(ServletRequest request, ServletRequestDataBinder binder) {
159 binder.setRequiredFields(new String [] {"stringArray[0]"});
160 }
161 });
162
163 assertTrue("stringArray length", tb.getStringArray().length == 2);
164 }
165
166 }
167 |
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