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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4 | soliveira | 1 | package org.mentacontainer.impl; |
| 2 | |||
| 3 | import junit.framework.Assert; |
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| 4 | |||
| 5 | import org.junit.Test; |
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| 6 | import org.mentacontainer.Container; |
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| 7 | |||
| 8 | public class MentaContainerTest { |
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| 20 | soliveira | 9 | |
| 10 | @Test |
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| 11 | public void testSimpleGet() { |
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| 12 | |||
| 13 | Container c = new MentaContainer(); |
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| 14 | |||
| 15 | c.ioc("myStr", String.class); |
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| 16 | |||
| 17 | Assert.assertEquals("", c.get("myStr")); |
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| 18 | |||
| 19 | String s1 = (String) c.get("myStr"); |
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| 20 | |||
| 21 | String s2 = (String) c.get("myStr"); |
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| 22 | |||
| 23 | Assert.assertTrue(s1 != s2); |
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| 24 | |||
| 25 | Assert.assertTrue(s1.equals(s2)); |
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| 26 | } |
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| 27 | |||
| 28 | @Test |
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| 29 | public void testConstructorInit() { |
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| 30 | |||
| 31 | Container c = new MentaContainer(); |
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| 32 | |||
| 33 | c.ioc("myStr", String.class).addInitValue("hello"); |
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| 34 | |||
| 35 | Assert.assertEquals("hello", c.get("myStr")); |
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| 36 | |||
| 37 | String s1 = (String) c.get("myStr"); |
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| 38 | |||
| 39 | String s2 = (String) c.get("myStr"); |
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| 40 | |||
| 41 | Assert.assertTrue(s1 != s2); |
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| 42 | |||
| 43 | Assert.assertTrue(s1.equals(s2)); |
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| 44 | |||
| 45 | c.ioc("anotherStr", String.class).addInitValue("hi"); |
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| 46 | |||
| 47 | String s3 = (String) c.get("anotherStr"); |
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| 48 | |||
| 49 | Assert.assertTrue(s1 != s3); |
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| 50 | |||
| 51 | Assert.assertFalse(s1.equals(s3)); |
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| 52 | } |
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| 53 | |||
| 54 | @Test |
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| 55 | public void testSingleton() { |
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| 56 | |||
| 57 | Container c = new MentaContainer(); |
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| 58 | |||
| 59 | c.ioc("myStr", String.class, true).addInitValue("hello"); |
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| 60 | |||
| 61 | Assert.assertEquals("hello", c.get("myStr")); |
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| 62 | |||
| 63 | String s1 = (String) c.get("myStr"); |
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| 64 | |||
| 65 | String s2 = (String) c.get("myStr"); |
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| 66 | |||
| 67 | Assert.assertTrue(s1 == s2); |
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| 68 | |||
| 69 | Assert.assertTrue(s1.equals(s2)); |
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| 70 | } |
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| 71 | |||
| 72 | @Test(expected = RuntimeException.class) |
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| 73 | public void testAddingComponentTwice() { |
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| 74 | |||
| 75 | Container c = new MentaContainer(); |
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| 76 | |||
| 77 | c.ioc("myStr", String.class); |
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| 78 | |||
| 79 | c.ioc("myStr", String.class); |
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| 80 | } |
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| 81 | |||
| 82 | @Test(expected = RuntimeException.class) |
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| 83 | public void testSettingWiringTwice() { |
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| 84 | |||
| 85 | Container c = new MentaContainer(); |
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| 86 | |||
| 87 | c.autowire("myThread", Runnable.class); |
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| 88 | |||
| 89 | c.autowire("myThread", Runnable.class); |
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| 90 | } |
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| 26 | soliveira | 91 | |
| 92 | public static interface MyDAO { |
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| 93 | |||
| 94 | public Object getSomething(); |
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| 95 | |||
| 96 | } |
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| 97 | |||
| 98 | public static class Connection { |
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| 99 | |||
| 100 | private final String name; |
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| 101 | |||
| 102 | public Connection(String name) { |
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| 103 | this.name = name; |
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| 104 | } |
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| 105 | |||
| 106 | public String toString() { |
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| 107 | return getClass().getName() + ": " + name; |
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| 108 | } |
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| 109 | |||
| 110 | public String getName() { return name; } |
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| 111 | } |
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| 112 | |||
| 113 | public static class JdbcMyDAO implements MyDAO { |
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| 114 | |||
| 115 | private Connection conn; |
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| 116 | |||
| 117 | public void setConn(Connection conn) { this.conn = conn; } |
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| 118 | |||
| 119 | public Connection getConn() { return conn; } |
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| 120 | |||
| 121 | public Object getSomething() { |
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| 122 | |||
| 123 | // use the connection to get something... |
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| 124 | |||
| 125 | return conn.toString(); // it cannot be null! |
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| 126 | } |
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| 127 | } |
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| 128 | |||
| 129 | @Test |
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| 130 | public void testAutoWiring() { |
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| 131 | |||
| 132 | Container c = new MentaContainer(); |
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| 133 | |||
| 134 | c.ioc("myDAO", JdbcMyDAO.class); |
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| 135 | |||
| 136 | c.ioc("connection", Connection.class).addInitValue("A super JDBC connection!"); |
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| 137 | |||
| 138 | c.autowire("conn" /* the property name that will receive the dependency */, |
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| 139 | Connection.class /* the type of the property that will receive the dependency */, |
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| 140 | "connection" /* the source inside the container */); |
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| 141 | |||
| 142 | MyDAO myDAO = (MyDAO) c.get("myDAO"); |
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| 143 | |||
| 144 | // check implementation... |
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| 145 | |||
| 146 | Assert.assertEquals(JdbcMyDAO.class, myDAO.getClass()); |
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| 147 | |||
| 148 | // check dependency... |
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| 149 | |||
| 150 | Connection conn = ((JdbcMyDAO) myDAO).getConn(); |
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| 151 | |||
| 152 | Assert.assertNotNull(conn); |
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| 153 | |||
| 154 | Assert.assertEquals("A super JDBC connection!", conn.getName()); |
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| 155 | |||
| 156 | Assert.assertNotNull(myDAO.getSomething()); |
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| 157 | } |
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| 4 | soliveira | 158 | } |