More unit tests for jdk17

src/test/java/net/locusworks/test/UtilsTest.java

@@ -1,15 +1,14 @@
 package net.locusworks.test;
 
+import net.locusworks.common.annotations.MapValue;
 import net.locusworks.common.utils.Utils;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
 import org.junit.jupiter.params.ParameterizedTest;
 
-import java.util.Collections;
-import java.util.List;
-import java.util.Map;
-import java.util.TreeMap;
+import java.lang.reflect.InvocationTargetException;
+import java.util.*;
 import java.util.stream.Stream;
 
 import static org.junit.jupiter.api.Assertions.*;
@@ -110,9 +109,136 @@ public class UtilsTest {
     assertEquals("World", mymap.get("Hello"));
   }
 
+  @Test
+  public void testCloneList() {
+    String[] values = new String[]{
+      "Hello",
+      "world"
+    };
+    List<String> cloned = Utils.cloneList(new ArrayList<>(Arrays.stream(values).toList()));
+    assertEquals(2, cloned.size());
+    assertThrows(UnsupportedOperationException.class, () -> cloned.add("asdf"));
+  }
+
+  @Test
+  public void testCloneObject()
+    throws InvocationTargetException, InstantiationException, IllegalAccessException,
+    NoSuchMethodException {
+    TestClass clazz = new TestClass();
+    clazz.field1 = "hi";
+    clazz.field2 = "low";
+    clazz.field3 = "world";
+
+    TestClass clazz3 = new TestClass();
+    clazz3.field1 = "hi";
+    clazz3.field2 = "smash";
+    clazz3.field3 = "world";
+
+    clazz.testClass = clazz3;
+
+    TestClass clazz2 = Utils.cloneObject(clazz);
+    assertNotNull(clazz2);
+    assertEquals(clazz.field1, clazz2.field1);
+    assertEquals(clazz.field2, clazz2.field2);
+    assertEquals(clazz.field3, clazz2.field3);
+    assertEquals(clazz.field5, clazz2.field5);
+    assertEquals(clazz.number, clazz2.number);
+    assertEquals(clazz.aBoolean, clazz2.aBoolean);
+    assertNotNull(clazz2.field4);
+    assertNull(clazz2.nullField);
+  }
+
+  @Test
+  public void testCovertToMap() throws Exception {
+    TestClass clazz = new TestClass();
+    clazz.field1 = "hi";
+    clazz.field2 = "low";
+    clazz.field3 = "world";
+
+    TestClass clazz3 = new TestClass();
+    clazz.field1 = "hi";
+    clazz.field2 = "low";
+    clazz.field3 = "world";
+    clazz.testClass = clazz3;
+
+    Map<String, Object> converted = Utils.convertToMap(clazz);
+
+    assertEquals(7, converted.size());
+    assertEquals("hi", converted.get("other_field"));
+  }
+
+  @Test
+  public void testConvertToStringMap() throws Exception {
+    TestClass clazz = new TestClass();
+    clazz.field1 = "hi";
+    clazz.field2 = "low";
+    clazz.field3 = "world";
+    Map<String, String> converted = Utils.convertToStringMap(clazz);
+    assertEquals(6, converted.size());
+    assertEquals("hi", converted.get("other_field"));
+
+    converted = Utils.convertToStringMap(converted);
+    assertEquals(6, converted.size());
+    assertEquals("hi", converted.get("other_field"));
+  }
+
+  @Test
+  public void testBuildStringMap() {
+    Map<String, String> myMap = Utils.buildStringHashMap("hello", "world");
+    assertNotNull(myMap);
+    assertEquals(1, myMap.size());
+  }
+
+  @Test
+  public void testBuildMapExceptions() {
+    Throwable ex = assertThrows(IllegalArgumentException.class, () -> Utils.buildMap(String.class, String.class, String.class, "" ));
+
+    assertNotNull(ex);
+
+    ex = assertThrows(IllegalArgumentException.class, () -> Utils.buildMap(TreeMap.class, String.class, String.class, "Hello"));
+
+    assertEquals("Odd number of arguments provided", ex.getMessage());
+
+    assertThrows(IllegalArgumentException.class, () -> Utils.buildMap(TreeMap.class, String.class, String.class, new Object(), "Hello"));
+
+    assertThrows(IllegalArgumentException.class, () -> Utils.buildMap(TreeMap.class, String.class, String.class,  "Hello", new Object()));
+
+    assertThrows(IllegalArgumentException.class, () -> Utils.buildMap(TreeMap.class, Object.class, String.class,  "Hello", new Object()));
+  }
+
+  @Test
+  public void testBuildSet() {
+    Set<String> myset = Utils.buildSet("Hello", "World");
+    assertNotNull(myset);
+    assertEquals(2, myset.size());
+  }
+
   @Test
   public void testIsJunitRunning() {
     assertTrue(Utils.isJUnitRunning());
   }
 
+  public static class TestClass {
+    @MapValue("other_field")
+    private String field1;
+
+    @MapValue(ignore = true)
+    private String field2;
+
+
+    private String field3;
+
+    private final String field4 = "final";
+    @MapValue
+    private int field5 = 5;
+
+    private Boolean aBoolean = Boolean.valueOf("true");
+
+    private Double number = 1.0d;
+
+    private String nullField = null;
+
+    private TestClass testClass;
+  }
+
 }