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1   /*
2    *    Copyright 2009-2022 the original author or authors.
3    *
4    *    Licensed under the Apache License, Version 2.0 (the "License");
5    *    you may not use this file except in compliance with the License.
6    *    You may obtain a copy of the License at
7    *
8    *       https://www.apache.org/licenses/LICENSE-2.0
9    *
10   *    Unless required by applicable law or agreed to in writing, software
11   *    distributed under the License is distributed on an "AS IS" BASIS,
12   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *    See the License for the specific language governing permissions and
14   *    limitations under the License.
15   */
16  package org.apache.ibatis.builder;
17  
18  import java.util.Map;
19  
20  import org.junit.jupiter.api.Assertions;
21  import org.junit.jupiter.api.Test;
22  
23  class ParameterExpressionTest {
24  
25    @Test
26    void simpleProperty() {
27      Map<String, String> result = new ParameterExpression("id");
28      Assertions.assertEquals(1, result.size());
29      Assertions.assertEquals("id", result.get("property"));
30    }
31  
32    @Test
33    void propertyWithSpacesInside() {
34      Map<String, String> result = new ParameterExpression(" with spaces ");
35      Assertions.assertEquals(1, result.size());
36      Assertions.assertEquals("with spaces", result.get("property"));
37    }
38  
39    @Test
40    void simplePropertyWithOldStyleJdbcType() {
41      Map<String, String> result = new ParameterExpression("id:VARCHAR");
42      Assertions.assertEquals(2, result.size());
43      Assertions.assertEquals("id", result.get("property"));
44      Assertions.assertEquals("VARCHAR", result.get("jdbcType"));
45    }
46  
47    @Test
48    void oldStyleJdbcTypeWithExtraWhitespaces() {
49      Map<String, String> result = new ParameterExpression(" id :  VARCHAR ");
50      Assertions.assertEquals(2, result.size());
51      Assertions.assertEquals("id", result.get("property"));
52      Assertions.assertEquals("VARCHAR", result.get("jdbcType"));
53    }
54  
55    @Test
56    void expressionWithOldStyleJdbcType() {
57      Map<String, String> result = new ParameterExpression("(id.toString()):VARCHAR");
58      Assertions.assertEquals(2, result.size());
59      Assertions.assertEquals("id.toString()", result.get("expression"));
60      Assertions.assertEquals("VARCHAR", result.get("jdbcType"));
61    }
62  
63    @Test
64    void simplePropertyWithOneAttribute() {
65      Map<String, String> result = new ParameterExpression("id,name=value");
66      Assertions.assertEquals(2, result.size());
67      Assertions.assertEquals("id", result.get("property"));
68      Assertions.assertEquals("value", result.get("name"));
69    }
70  
71    @Test
72    void expressionWithOneAttribute() {
73      Map<String, String> result = new ParameterExpression("(id.toString()),name=value");
74      Assertions.assertEquals(2, result.size());
75      Assertions.assertEquals("id.toString()", result.get("expression"));
76      Assertions.assertEquals("value", result.get("name"));
77    }
78  
79    @Test
80    void simplePropertyWithManyAttributes() {
81      Map<String, String> result = new ParameterExpression("id, attr1=val1, attr2=val2, attr3=val3");
82      Assertions.assertEquals(4, result.size());
83      Assertions.assertEquals("id", result.get("property"));
84      Assertions.assertEquals("val1", result.get("attr1"));
85      Assertions.assertEquals("val2", result.get("attr2"));
86      Assertions.assertEquals("val3", result.get("attr3"));
87    }
88  
89    @Test
90    void expressionWithManyAttributes() {
91      Map<String, String> result = new ParameterExpression("(id.toString()), attr1=val1, attr2=val2, attr3=val3");
92      Assertions.assertEquals(4, result.size());
93      Assertions.assertEquals("id.toString()", result.get("expression"));
94      Assertions.assertEquals("val1", result.get("attr1"));
95      Assertions.assertEquals("val2", result.get("attr2"));
96      Assertions.assertEquals("val3", result.get("attr3"));
97    }
98  
99    @Test
100   void simplePropertyWithOldStyleJdbcTypeAndAttributes() {
101     Map<String, String> result = new ParameterExpression("id:VARCHAR, attr1=val1, attr2=val2");
102     Assertions.assertEquals(4, result.size());
103     Assertions.assertEquals("id", result.get("property"));
104     Assertions.assertEquals("VARCHAR", result.get("jdbcType"));
105     Assertions.assertEquals("val1", result.get("attr1"));
106     Assertions.assertEquals("val2", result.get("attr2"));
107   }
108 
109   @Test
110   void simplePropertyWithSpaceAndManyAttributes() {
111     Map<String, String> result = new ParameterExpression("user name, attr1=val1, attr2=val2, attr3=val3");
112     Assertions.assertEquals(4, result.size());
113     Assertions.assertEquals("user name", result.get("property"));
114     Assertions.assertEquals("val1", result.get("attr1"));
115     Assertions.assertEquals("val2", result.get("attr2"));
116     Assertions.assertEquals("val3", result.get("attr3"));
117   }
118 
119   @Test
120   void shouldIgnoreLeadingAndTrailingSpaces() {
121     Map<String, String> result = new ParameterExpression(" id , jdbcType =  VARCHAR,  attr1 = val1 ,  attr2 = val2 ");
122     Assertions.assertEquals(4, result.size());
123     Assertions.assertEquals("id", result.get("property"));
124     Assertions.assertEquals("VARCHAR", result.get("jdbcType"));
125     Assertions.assertEquals("val1", result.get("attr1"));
126     Assertions.assertEquals("val2", result.get("attr2"));
127   }
128 
129   @Test
130   void invalidOldJdbcTypeFormat() {
131     try {
132       new ParameterExpression("id:");
133       Assertions.fail();
134     } catch (BuilderException e) {
135       Assertions.assertTrue(e.getMessage().contains("Parsing error in {id:} in position 3"));
136     }
137   }
138 
139   @Test
140   void invalidJdbcTypeOptUsingExpression() {
141     try {
142       new ParameterExpression("(expression)+");
143       Assertions.fail();
144     } catch (BuilderException e) {
145       Assertions.assertTrue(e.getMessage().contains("Parsing error in {(expression)+} in position 12"));
146     }
147   }
148 
149 }