updating arrays

arraz/.idea/workspace.xml

@@ -3,9 +3,6 @@
   <component name="ChangeListManager">
     <list default="true" id="88ea8df4-5dbc-49b8-b3df-2eb51cffc0b3" name="Default Changelist" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/Arraz.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/Arraz.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/MinMax1.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/MinMax1.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/MoreArrayc.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/MoreArrayc.java" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/src/test/java/MoreArraysTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/MoreArraysTest.java" afterDir="false" />
     </list>
     <ignored path="$PROJECT_DIR$/target/" />
@@ -39,12 +36,12 @@
       </usages-collector>
       <usages-collector id="statistics.file.extensions.edit">
         <counts>
-          <entry key="java" value="12122" />
+          <entry key="java" value="12335" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.edit">
         <counts>
-          <entry key="JAVA" value="12122" />
+          <entry key="JAVA" value="12335" />
         </counts>
       </usages-collector>
     </session>
@@ -54,8 +51,8 @@
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/Arraz.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="248">
-              <caret line="115" selection-start-line="115" selection-end-line="115" />
+            <state relative-caret-position="172">
+              <caret line="113" column="5" lean-forward="true" selection-start-line="113" selection-start-column="5" selection-end-line="113" selection-end-column="5" />
             </state>
           </provider>
         </entry>
@@ -63,8 +60,8 @@
       <file pinned="false" current-in-tab="true">
         <entry file="file://$PROJECT_DIR$/src/test/java/MoreArraysTest.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="259">
-              <caret line="302" lean-forward="true" selection-start-line="299" selection-start-column="8" selection-end-line="302" />
+            <state relative-caret-position="463">
+              <caret line="310" column="5" selection-start-line="310" selection-start-column="5" selection-end-line="310" selection-end-column="5" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -75,7 +72,7 @@
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/MoreArrayc.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="185">
+            <state relative-caret-position="-36">
               <caret line="194" column="20" selection-start-line="194" selection-start-column="20" selection-end-line="194" selection-end-column="20" />
               <folding>
                 <element signature="imports" expanded="true" />
@@ -135,8 +132,8 @@
     <sorting>DEFINITION_ORDER</sorting>
   </component>
   <component name="ProjectFrameBounds">
-    <option name="x" value="370" />
-    <option name="y" value="23" />
+    <option name="x" value="156" />
+    <option name="y" value="42" />
     <option name="width" value="991" />
     <option name="height" value="709" />
   </component>
@@ -200,7 +197,7 @@
   <component name="PropertiesComponent">
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1544354306691" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1544365477796" />
     <property name="last_opened_file_path" value="$PROJECT_DIR$/pom.xml" />
     <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
     <property name="nodejs_npm_path_reset_for_default_project" value="true" />
@@ -217,7 +214,7 @@
       </list>
     </option>
   </component>
-  <component name="RunManager" selected="JUnit.MoreArraysTest.insertFirstThenCopyTEST">
+  <component name="RunManager" selected="JUnit.MoreArraysTest.insertLastThenCopyTEST">
     <configuration name="MoreArraysTest.insertFirstThenCopyTEST" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="arraz" />
       <option name="PACKAGE_NAME" value="" />
@@ -228,60 +225,60 @@
         <option name="Make" enabled="true" />
       </method>
     </configuration>
-    <configuration name="MoreArraysTest.makeMeACopyPleaseTEST" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MoreArraysTest.insertLastThenCopyTEST" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="arraz" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MoreArraysTest" />
-      <option name="METHOD_NAME" value="makeMeACopyPleaseTEST" />
+      <option name="METHOD_NAME" value="insertLastThenCopyTEST" />
       <option name="TEST_OBJECT" value="method" />
       <method v="2">
         <option name="Make" enabled="true" />
       </method>
     </configuration>
-    <configuration name="MoreArraysTest.removeFirstThenCopy" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MoreArraysTest.insertfirstThenCopyTEST" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="arraz" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MoreArraysTest" />
-      <option name="METHOD_NAME" value="removeFirstThenCopy" />
+      <option name="METHOD_NAME" value="insertfirstThenCopyTEST" />
       <option name="TEST_OBJECT" value="method" />
       <method v="2">
         <option name="Make" enabled="true" />
       </method>
     </configuration>
-    <configuration name="MoreArraysTest.removeLastThenCopy" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MoreArraysTest.removeFirstThenCopy" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="arraz" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MoreArraysTest" />
-      <option name="METHOD_NAME" value="removeLastThenCopy" />
+      <option name="METHOD_NAME" value="removeFirstThenCopy" />
       <option name="TEST_OBJECT" value="method" />
       <method v="2">
         <option name="Make" enabled="true" />
       </method>
     </configuration>
-    <configuration name="MoreArraysTest.sumOfTensLookingFor30FAIL" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="MoreArraysTest.removeLastThenCopy" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="arraz" />
       <option name="PACKAGE_NAME" value="" />
       <option name="MAIN_CLASS_NAME" value="MoreArraysTest" />
-      <option name="METHOD_NAME" value="sumOfTensLookingFor30FAIL" />
+      <option name="METHOD_NAME" value="removeLastThenCopy" />
       <option name="TEST_OBJECT" value="method" />
       <method v="2">
         <option name="Make" enabled="true" />
       </method>
     </configuration>
     <list>
-      <item itemvalue="JUnit.MoreArraysTest.sumOfTensLookingFor30FAIL" />
-      <item itemvalue="JUnit.MoreArraysTest.makeMeACopyPleaseTEST" />
       <item itemvalue="JUnit.MoreArraysTest.removeFirstThenCopy" />
       <item itemvalue="JUnit.MoreArraysTest.removeLastThenCopy" />
       <item itemvalue="JUnit.MoreArraysTest.insertFirstThenCopyTEST" />
+      <item itemvalue="JUnit.MoreArraysTest.insertfirstThenCopyTEST" />
+      <item itemvalue="JUnit.MoreArraysTest.insertLastThenCopyTEST" />
     </list>
     <recent_temporary>
       <list>
+        <item itemvalue="JUnit.MoreArraysTest.insertLastThenCopyTEST" />
+        <item itemvalue="JUnit.MoreArraysTest.insertfirstThenCopyTEST" />
         <item itemvalue="JUnit.MoreArraysTest.insertFirstThenCopyTEST" />
         <item itemvalue="JUnit.MoreArraysTest.removeLastThenCopy" />
         <item itemvalue="JUnit.MoreArraysTest.removeFirstThenCopy" />
-        <item itemvalue="JUnit.MoreArraysTest.makeMeACopyPleaseTEST" />
-        <item itemvalue="JUnit.MoreArraysTest.sumOfTensLookingFor30FAIL" />
       </list>
     </recent_temporary>
   </component>
@@ -295,17 +292,11 @@
       <option name="number" value="Default" />
       <option name="presentableId" value="Default" />
       <updated>1544063273407</updated>
-      <workItem from="1544063277559" duration="63264000" />
+      <workItem from="1544063277559" duration="64818000" />
     </task>
     <servers />
   </component>
   <component name="TestHistory">
-    <history-entry file="MoreArraysTest_removeFirstThenCopy - 2018.12.08 at 18h 59m 21s.xml">
-      <configuration name="MoreArraysTest.removeFirstThenCopy" configurationId="JUnit" />
-    </history-entry>
-    <history-entry file="MoreArraysTest_removeFirstThenCopy - 2018.12.08 at 18h 59m 51s.xml">
-      <configuration name="MoreArraysTest.removeFirstThenCopy" configurationId="JUnit" />
-    </history-entry>
     <history-entry file="MoreArraysTest_removeFirstThenCopy - 2018.12.08 at 19h 00m 03s.xml">
       <configuration name="MoreArraysTest.removeFirstThenCopy" configurationId="JUnit" />
     </history-entry>
@@ -330,12 +321,18 @@
     <history-entry file="MoreArraysTest_insertFirstThenCopyTEST - 2018.12.09 at 06h 09m 22s.xml">
       <configuration name="MoreArraysTest.insertFirstThenCopyTEST" configurationId="JUnit" />
     </history-entry>
+    <history-entry file="MoreArraysTest_insertFirstThenCopyTEST - 2018.12.09 at 09h 18m 26s.xml">
+      <configuration name="MoreArraysTest.insertFirstThenCopyTEST" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="MoreArraysTest_insertFirstThenCopyTEST - 2018.12.09 at 09h 18m 36s.xml">
+      <configuration name="MoreArraysTest.insertFirstThenCopyTEST" configurationId="JUnit" />
+    </history-entry>
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="63264000" />
+    <option name="totallyTimeSpent" value="64818000" />
   </component>
   <component name="ToolWindowManager">
-    <frame x="227" y="23" width="991" height="709" extended-state="0" />
+    <frame x="202" y="172" width="991" height="709" extended-state="0" />
     <editor active="true" />
     <layout>
       <window_info id="Image Layers" />
@@ -479,16 +476,9 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/Arraz.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="248">
-          <caret line="115" selection-start-line="115" selection-end-line="115" />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/src/main/java/MoreArrayc.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="185">
+        <state relative-caret-position="-36">
           <caret line="194" column="20" selection-start-line="194" selection-start-column="20" selection-end-line="194" selection-end-column="20" />
           <folding>
             <element signature="imports" expanded="true" />
@@ -499,10 +489,17 @@
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/Arraz.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="172">
+          <caret line="113" column="5" lean-forward="true" selection-start-line="113" selection-start-column="5" selection-end-line="113" selection-end-column="5" />
+        </state>
+      </provider>
+    </entry>
     <entry file="file://$PROJECT_DIR$/src/test/java/MoreArraysTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="259">
-          <caret line="302" lean-forward="true" selection-start-line="299" selection-start-column="8" selection-end-line="302" />
+        <state relative-caret-position="463">
+          <caret line="310" column="5" selection-start-line="310" selection-start-column="5" selection-end-line="310" selection-end-column="5" />
           <folding>
             <element signature="imports" expanded="true" />
           </folding>

arraz/src/main/java/MoreArrayc.java

@@ -1,6 +1,7 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Iterator;
+import java.util.List;
 import java.util.regex.Pattern;
 
 public class MoreArrayc {
@@ -192,7 +193,24 @@ public class MoreArrayc {
 
     public Integer[] insertAtStartAndCopy(Integer[] arr,int value){
 
-        return null;
+        List<Integer> list = new ArrayList<>();
+        list.addAll(Arrays.asList(arr));
+        list.add(0, value);
+
+        //Then
+
+        return arr = list.toArray(new Integer[list.size()]);
+
+    }
+
+    public Integer[] insertAtLastAndCopy(Integer[] arr,int value){
+
+        arr = Arrays.copyOf(arr,arr.length +1);
+        arr[arr.length-1] = value;
+
+        //Then
+
+        return arr;
 
     }
 
@@ -207,7 +225,3 @@ public class MoreArrayc {
 
 //   averageArrayWithoutMaxMin
 
-
-//    insertAtStartAndCopy
-//    insertAtEndAndCopy
-//    sortArrayIntoEvensThenOdds

arraz/src/test/java/MoreArraysTest.java

@@ -6,6 +6,7 @@ import java.security.PublicKey;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Iterator;
+import java.util.List;
 
 public class MoreArraysTest {
 
@@ -285,25 +286,48 @@ public class MoreArraysTest {
     }
 
     @Test
-    public void insertFirstThenCopyTEST(){
+    public void insertfirstThenCopyTEST() {
 
         //Given
 
-        Integer [] arr = {5,1,7,8,9,4,3};
+        Integer[] arr = {5, 1, 7, 8, 9, 4, 3};
         int value = 6;
+        Integer[] arr2 = {6, 5, 1, 7, 8, 9, 4, 3};
+
 
         //When
 
-        
-        arr[0] = value;
+       Integer[] actual = more.insertAtStartAndCopy(arr,value);
+
         //Then
-        for (int i = 0; i < arr.length-1 ; i++) {
-            System.out.println(arr);
-        }
 
 
 
 
+        Assert.assertEquals(arr2, actual);
+
+    }
+    @Test
+    public void insertLastThenCopyTEST(){
+
+        //Given
+
+        Integer [] arr = {5,1,7,8,9,4,3};
+        int value = 6;
+
+        Integer[] arr2 = {5,1,7,8,9,4,3,6};
+
+
+
+        //When
+
+        Integer[] actual = more.insertAtLastAndCopy(arr,value);
+
+        //Then
+
+
+        Assert.assertEquals(arr2,actual);
+
     }