set done

.idea/workspace.xml

@@ -2,11 +2,8 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="3963277c-7c3f-43f5-81ec-6d260afd1592" name="Default" comment="">
-      <change afterPath="$PROJECT_DIR$/src/main/java/MyArrayList.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/test/java/MyArrayListTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/pom.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/.deleteme" beforeDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/test/java/.deleteme" beforeDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/MyArrayList.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/MyArrayList.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/test/java/MyArrayListTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/MyArrayListTest.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -23,11 +20,12 @@
           <file leaf-file-name="MyArrayList.java" pinned="false" current-in-tab="true">
             <entry file="file://$PROJECT_DIR$/src/main/java/MyArrayList.java">
               <provider selected="true" editor-type-id="text-editor">
-                <state relative-caret-position="427">
-                  <caret line="36" column="25" lean-forward="true" selection-start-line="36" selection-start-column="25" selection-end-line="36" selection-end-column="25" />
+                <state relative-caret-position="492">
+                  <caret line="76" column="25" selection-start-line="76" selection-start-column="25" selection-end-line="76" selection-end-column="25" />
                   <folding>
                     <element signature="imports" expanded="true" />
-                    <element signature="e#822#823#0" expanded="true" />
+                    <element signature="e#1164#1165#0" expanded="true" />
+                    <element signature="e#1200#1201#0" expanded="true" />
                   </folding>
                 </state>
               </provider>
@@ -36,8 +34,8 @@
           <file leaf-file-name="ArrayList.java" pinned="false" current-in-tab="false">
             <entry file="jar:///Library/Java/JavaVirtualMachines/jdk1.8.0_171.jdk/Contents/Home/src.zip!/java/util/ArrayList.java">
               <provider selected="true" editor-type-id="text-editor">
-                <state relative-caret-position="-2">
-                  <caret line="222" column="15" selection-start-line="222" selection-start-column="15" selection-end-line="222" selection-end-column="15" />
+                <state relative-caret-position="4307">
+                  <caret line="529" column="16" lean-forward="true" selection-start-line="529" selection-start-column="16" selection-end-line="529" selection-end-column="16" />
                 </state>
               </provider>
             </entry>
@@ -49,8 +47,8 @@
           <file leaf-file-name="MyArrayListTest.java" pinned="false" current-in-tab="true">
             <entry file="file://$PROJECT_DIR$/src/test/java/MyArrayListTest.java">
               <provider selected="true" editor-type-id="text-editor">
-                <state relative-caret-position="331">
-                  <caret line="48" column="20" selection-start-line="48" selection-start-column="20" selection-end-line="48" selection-end-column="20" />
+                <state relative-caret-position="569">
+                  <caret line="73" lean-forward="true" selection-start-line="73" selection-end-line="73" />
                   <folding>
                     <element signature="imports" expanded="true" />
                     <element signature="e#184#193#0" expanded="true" />
@@ -70,6 +68,11 @@
       </list>
     </option>
   </component>
+  <component name="FindInProjectRecents">
+    <findStrings>
+      <find>remove</find>
+    </findStrings>
+  </component>
   <component name="Git.Settings">
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
@@ -179,17 +182,17 @@
       </list>
     </option>
   </component>
-  <component name="RunManager" selected="JUnit.MyArrayListTest.get2Test">
+  <component name="RunManager" selected="JUnit.MyArrayListTest.setTest">
     <configuration default="true" type="Application" factoryName="Application">
       <option name="WORKING_DIRECTORY" value="$PROJECT_DIR$" />
     </configuration>
-    <configuration name="MyArrayListTest.add1Test" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MyArrayListTest.get1Test" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="generics" />
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
       <option name="ALTERNATIVE_JRE_PATH" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MyArrayListTest" />
-      <option name="METHOD_NAME" value="add1Test" />
+      <option name="METHOD_NAME" value="get1Test" />
       <option name="TEST_OBJECT" value="method" />
       <option name="VM_PARAMETERS" value="-ea" />
       <option name="PARAMETERS" />
@@ -200,13 +203,13 @@
       </option>
       <patterns />
     </configuration>
-    <configuration name="MyArrayListTest.addTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MyArrayListTest.get2Test" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="generics" />
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
       <option name="ALTERNATIVE_JRE_PATH" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MyArrayListTest" />
-      <option name="METHOD_NAME" value="addTest" />
+      <option name="METHOD_NAME" value="get2Test" />
       <option name="TEST_OBJECT" value="method" />
       <option name="VM_PARAMETERS" value="-ea" />
       <option name="PARAMETERS" />
@@ -217,13 +220,13 @@
       </option>
       <patterns />
     </configuration>
-    <configuration name="MyArrayListTest.get1Test" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MyArrayListTest.getTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="generics" />
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
       <option name="ALTERNATIVE_JRE_PATH" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MyArrayListTest" />
-      <option name="METHOD_NAME" value="get1Test" />
+      <option name="METHOD_NAME" value="getTest" />
       <option name="TEST_OBJECT" value="method" />
       <option name="VM_PARAMETERS" value="-ea" />
       <option name="PARAMETERS" />
@@ -234,13 +237,13 @@
       </option>
       <patterns />
     </configuration>
-    <configuration name="MyArrayListTest.get2Test" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MyArrayListTest.removeTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="generics" />
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
       <option name="ALTERNATIVE_JRE_PATH" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MyArrayListTest" />
-      <option name="METHOD_NAME" value="get2Test" />
+      <option name="METHOD_NAME" value="removeTest" />
       <option name="TEST_OBJECT" value="method" />
       <option name="VM_PARAMETERS" value="-ea" />
       <option name="PARAMETERS" />
@@ -251,13 +254,13 @@
       </option>
       <patterns />
     </configuration>
-    <configuration name="MyArrayListTest.getTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MyArrayListTest.setTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="generics" />
       <option name="ALTERNATIVE_JRE_PATH_ENABLED" value="false" />
       <option name="ALTERNATIVE_JRE_PATH" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MyArrayListTest" />
-      <option name="METHOD_NAME" value="getTest" />
+      <option name="METHOD_NAME" value="setTest" />
       <option name="TEST_OBJECT" value="method" />
       <option name="VM_PARAMETERS" value="-ea" />
       <option name="PARAMETERS" />
@@ -307,19 +310,19 @@
       <listeners />
     </configuration>
     <list>
-      <item itemvalue="JUnit.MyArrayListTest.addTest" />
-      <item itemvalue="JUnit.MyArrayListTest.add1Test" />
       <item itemvalue="JUnit.MyArrayListTest.getTest" />
       <item itemvalue="JUnit.MyArrayListTest.get1Test" />
       <item itemvalue="JUnit.MyArrayListTest.get2Test" />
+      <item itemvalue="JUnit.MyArrayListTest.removeTest" />
+      <item itemvalue="JUnit.MyArrayListTest.setTest" />
     </list>
     <recent_temporary>
       <list>
+        <item itemvalue="JUnit.MyArrayListTest.setTest" />
+        <item itemvalue="JUnit.MyArrayListTest.removeTest" />
         <item itemvalue="JUnit.MyArrayListTest.get2Test" />
         <item itemvalue="JUnit.MyArrayListTest.get1Test" />
         <item itemvalue="JUnit.MyArrayListTest.getTest" />
-        <item itemvalue="JUnit.MyArrayListTest.add1Test" />
-        <item itemvalue="JUnit.MyArrayListTest.addTest" />
       </list>
     </recent_temporary>
   </component>
@@ -334,26 +337,11 @@
       <option name="presentableId" value="Default" />
       <updated>1530106571709</updated>
       <workItem from="1530106581652" duration="58000" />
-      <workItem from="1530122909636" duration="7331000" />
+      <workItem from="1530122909636" duration="10967000" />
     </task>
     <servers />
   </component>
   <component name="TestHistory">
-    <history-entry file="MyArrayListTest_addTest - 2018.06.27 at 15h 18m 29s.xml">
-      <configuration name="MyArrayListTest.addTest" configurationId="JUnit" />
-    </history-entry>
-    <history-entry file="MyArrayListTest_addTest - 2018.06.27 at 15h 27m 44s.xml">
-      <configuration name="MyArrayListTest.addTest" configurationId="JUnit" />
-    </history-entry>
-    <history-entry file="MyArrayListTest_addTest - 2018.06.27 at 16h 19m 58s.xml">
-      <configuration name="MyArrayListTest.addTest" configurationId="JUnit" />
-    </history-entry>
-    <history-entry file="MyArrayListTest_addTest - 2018.06.27 at 16h 20m 02s.xml">
-      <configuration name="MyArrayListTest.addTest" configurationId="JUnit" />
-    </history-entry>
-    <history-entry file="MyArrayListTest_addTest - 2018.06.27 at 16h 20m 06s.xml">
-      <configuration name="MyArrayListTest.addTest" configurationId="JUnit" />
-    </history-entry>
     <history-entry file="MyArrayListTest_add1Test - 2018.06.27 at 16h 22m 27s.xml">
       <configuration name="MyArrayListTest.add1Test" configurationId="JUnit" />
     </history-entry>
@@ -369,9 +357,24 @@
     <history-entry file="MyArrayListTest_get1Test - 2018.06.27 at 16h 40m 04s.xml">
       <configuration name="MyArrayListTest.get1Test" configurationId="JUnit" />
     </history-entry>
+    <history-entry file="MyArrayListTest_get2Test - 2018.06.27 at 16h 42m 41s.xml">
+      <configuration name="MyArrayListTest.get2Test" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="MyArrayListTest_get2Test - 2018.06.27 at 16h 45m 56s.xml">
+      <configuration name="MyArrayListTest.get2Test" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="MyArrayListTest_removeTest - 2018.06.27 at 17h 07m 04s.xml">
+      <configuration name="MyArrayListTest.removeTest" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="MyArrayListTest_removeTest - 2018.06.27 at 17h 11m 14s.xml">
+      <configuration name="MyArrayListTest.removeTest" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="MyArrayListTest_removeTest - 2018.06.27 at 17h 11m 25s.xml">
+      <configuration name="MyArrayListTest.removeTest" configurationId="JUnit" />
+    </history-entry>
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="7389000" />
+    <option name="totallyTimeSpent" value="11025000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="-208" y="-927" width="1881" height="941" extended-state="0" />
@@ -386,9 +389,9 @@
       <window_info anchor="bottom" id="Event Log" order="7" side_tool="true" />
       <window_info anchor="right" id="Maven Projects" order="3" />
       <window_info anchor="bottom" id="Database Changes" order="7" show_stripe_button="false" />
-      <window_info active="true" anchor="bottom" id="Run" order="2" visible="true" weight="0.32886723" />
+      <window_info active="true" anchor="bottom" id="Run" order="2" visible="true" weight="0.12423874" />
       <window_info anchor="bottom" id="Version Control" order="7" />
-      <window_info anchor="bottom" id="Terminal" order="7" />
+      <window_info anchor="bottom" id="Terminal" order="7" weight="0.32886723" />
       <window_info id="Capture Tool" order="2" />
       <window_info id="Designer" order="2" />
       <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.23327896" />
@@ -397,7 +400,7 @@
       <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
       <window_info id="UI Designer" order="2" />
       <window_info anchor="right" id="Theme Preview" order="3" />
-      <window_info anchor="bottom" id="Debug" order="3" weight="0.4" />
+      <window_info anchor="bottom" id="Debug" order="3" weight="0.3995128" />
       <window_info id="Favorites" order="2" side_tool="true" />
       <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.25" />
       <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
@@ -413,29 +416,45 @@
   <component name="VcsContentAnnotationSettings">
     <option name="myLimit" value="2678400000" />
   </component>
+  <component name="XDebuggerManager">
+    <breakpoint-manager>
+      <option name="time" value="1" />
+    </breakpoint-manager>
+  </component>
   <component name="editorHistoryManager">
+    <entry file="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12.jar!/org/junit/Assert.class">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="151">
+          <caret line="236" selection-start-line="236" selection-end-line="236" />
+          <folding>
+            <element signature="e#8383#8384#0" expanded="true" />
+          </folding>
+        </state>
+      </provider>
+    </entry>
     <entry file="jar:///Library/Java/JavaVirtualMachines/jdk1.8.0_171.jdk/Contents/Home/src.zip!/java/util/ArrayList.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="-2">
-          <caret line="222" column="15" selection-start-line="222" selection-start-column="15" selection-end-line="222" selection-end-column="15" />
+        <state relative-caret-position="4307">
+          <caret line="529" column="16" lean-forward="true" selection-start-line="529" selection-start-column="16" selection-end-line="529" selection-end-column="16" />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/MyArrayList.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="427">
-          <caret line="36" column="25" lean-forward="true" selection-start-line="36" selection-start-column="25" selection-end-line="36" selection-end-column="25" />
+        <state relative-caret-position="492">
+          <caret line="76" column="25" selection-start-line="76" selection-start-column="25" selection-end-line="76" selection-end-column="25" />
           <folding>
             <element signature="imports" expanded="true" />
-            <element signature="e#822#823#0" expanded="true" />
+            <element signature="e#1164#1165#0" expanded="true" />
+            <element signature="e#1200#1201#0" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/src/test/java/MyArrayListTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="331">
-          <caret line="48" column="20" selection-start-line="48" selection-start-column="20" selection-end-line="48" selection-end-column="20" />
+        <state relative-caret-position="569">
+          <caret line="73" lean-forward="true" selection-start-line="73" selection-end-line="73" />
           <folding>
             <element signature="imports" expanded="true" />
             <element signature="e#184#193#0" expanded="true" />

src/main/java/MyArrayList.java

@@ -23,7 +23,17 @@ public class MyArrayList <T>{
 
     public void checkCurrentCap(){
         if (!(element[element.length-1] == null)){
+            Object[] temp = element;
             element = new Object[element.length*2];
+            arrCopy(element, temp);
+        }
+    }
+
+    public void arrCopy(Object[] arrTo, Object[] arrFrom){
+        int index = 0;
+        for(Object o: arrFrom){
+            arrTo[index] = o;
+            index++;
         }
     }
 
@@ -34,7 +44,39 @@ public class MyArrayList <T>{
         return (int) size;
     }
 
+    public void trimArray(){
+        Object[] trimmed = Arrays.stream(element)
+                                 .filter((s->(s!=null)))
+                                 .toArray();
+        element = trimmed;
+    }
+
     public T get(int i) {
         return (T)element[i];
     }
+
+    public void remove(T i) {
+        int index = 0;
+        for(Object e: element){
+            if(e.equals(i)){
+                element[index] = null;
+                break;
+            }
+            index++;
+        }
+        trimArray();
+    }
+
+    public void set(int i, T thing) {
+        if(i > element.length-1){
+            arrayExpander(i);
+        }
+        this.element[i] = thing;
+    }
+
+    public void arrayExpander(int i){
+        Object[] temp = element;
+        element = new Object[element.length+i];
+        arrCopy(element, temp);
+    }
 }

src/test/java/MyArrayListTest.java

@@ -54,12 +54,22 @@ public class MyArrayListTest {
 
     @Test
     public void removeTest(){
-
+        MyArrayList<Integer> myArrayList = new MyArrayList<>();
+        myArrayList.add(2);
+        myArrayList.add(1);
+        myArrayList.remove(2);
+        int expected = 1;
+        int actual = myArrayList.size();
+        Assert.assertEquals(expected, actual);
     }
 
     @Test
     public void setTest(){
-
+        MyArrayList<String> myArrayList = new MyArrayList<>();
+        myArrayList.set(1, "dog");
+        String expected = "dog";
+        String actual = myArrayList.get(1);
+        Assert.assertEquals(expected, actual);
     }
 
     @Test