commited

.idea/workspace.xml

@@ -2,20 +2,10 @@
 <project version="4">
   <component name="ChangeListManager">
     <list default="true" id="5f6232a3-651f-43e2-bfa7-23e343c01de2" name="Default Changelist" comment="">
-      <change afterPath="$PROJECT_DIR$/.idea/uiDesigner.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructor.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Learner.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Student.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Students.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Teacher.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/test/java/InstructorTest.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/test/java/StudentsTest.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/StudentTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/README.md" beforeDir="false" afterPath="$PROJECT_DIR$/README.md" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Person.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Person.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/TestPerson.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/TestPerson.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/test/java/InstructorTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/InstructorTest.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java" afterDir="false" />
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     <ignored path="$PROJECT_DIR$/target/" />
     <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
@@ -28,36 +18,37 @@
     <session id="276411177">
       <usages-collector id="statistics.lifecycle.project">
         <counts>
-          <entry key="project.closed" value="2" />
+          <entry key="project.closed" value="3" />
           <entry key="project.open.time.14" value="1" />
           <entry key="project.open.time.2" value="1" />
           <entry key="project.open.time.3" value="1" />
+          <entry key="project.open.time.4" value="1" />
           <entry key="project.open.time.52" value="1" />
-          <entry key="project.opened" value="4" />
+          <entry key="project.opened" value="5" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.extensions.open">
         <counts>
-          <entry key="java" value="21" />
+          <entry key="java" value="22" />
           <entry key="md" value="2" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.open">
         <counts>
-          <entry key="JAVA" value="21" />
+          <entry key="JAVA" value="22" />
           <entry key="Markdown" value="2" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.extensions.edit">
         <counts>
           <entry key="dummy" value="14" />
-          <entry key="java" value="3492" />
+          <entry key="java" value="3686" />
           <entry key="md" value="1" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.edit">
         <counts>
-          <entry key="JAVA" value="3492" />
+          <entry key="JAVA" value="3686" />
           <entry key="Markdown" value="1" />
           <entry key="PLAIN_TEXT" value="14" />
         </counts>
@@ -67,19 +58,22 @@
   <component name="FileEditorManager">
     <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
       <file pinned="false" current-in-tab="false">
-        <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructor.java">
+        <entry file="file://$PROJECT_DIR$/src/test/java/InstructorTest.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="192">
-              <caret line="22" column="38" selection-start-line="22" selection-start-column="32" selection-end-line="22" selection-end-column="38" />
+            <state relative-caret-position="375">
+              <caret line="25" column="3" lean-forward="true" selection-start-line="25" selection-start-column="3" selection-end-line="25" selection-end-column="3" />
+              <folding>
+                <element signature="imports" expanded="true" />
+              </folding>
             </state>
           </provider>
         </entry>
       </file>
       <file pinned="false" current-in-tab="true">
-        <entry file="file://$PROJECT_DIR$/src/test/java/InstructorTest.java">
+        <entry file="file://$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="432">
-              <caret line="55" column="29" selection-start-line="55" selection-start-column="21" selection-end-line="55" selection-end-column="29" />
+            <state relative-caret-position="106">
+              <caret line="75" column="37" selection-start-line="75" selection-start-column="37" selection-end-line="75" selection-end-column="37" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -99,8 +93,8 @@
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="85">
-              <caret line="18" column="13" selection-start-line="18" selection-start-column="13" selection-end-line="18" selection-end-column="13" />
+            <state relative-caret-position="38">
+              <caret line="83" column="25" selection-start-line="83" selection-start-column="15" selection-end-line="83" selection-end-column="25" />
             </state>
           </provider>
         </entry>
@@ -118,7 +112,7 @@
         <entry file="file://$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/StudentTest.java">
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="312">
-              <caret line="22" lean-forward="true" selection-start-line="22" selection-end-line="22" />
+              <caret line="22" selection-start-line="22" selection-end-line="22" />
             </state>
           </provider>
         </entry>
@@ -128,7 +122,7 @@
           <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
             <state split_layout="FIRST">
               <first_editor relative-caret-position="58">
-                <caret line="56" lean-forward="true" selection-start-line="56" selection-end-line="56" />
+                <caret line="56" selection-start-line="56" selection-end-line="56" />
               </first_editor>
               <second_editor />
             </state>
@@ -138,8 +132,8 @@
       <file pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/src/test/java/StudentsTest.java">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="419">
-              <caret line="29" column="42" selection-start-line="29" selection-start-column="31" selection-end-line="29" selection-end-column="42" />
+            <state relative-caret-position="122">
+              <caret line="28" selection-start-line="28" selection-end-line="28" />
               <folding>
                 <element signature="imports" expanded="true" />
               </folding>
@@ -165,10 +159,6 @@
           <provider selected="true" editor-type-id="text-editor">
             <state relative-caret-position="150">
               <caret line="10" column="36" selection-start-line="10" selection-start-column="30" selection-end-line="10" selection-end-column="36" />
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-                <element signature="e#166#167#0" expanded="true" />
-                <element signature="e#200#201#0" expanded="true" />
-              </folding>
             </state>
           </provider>
         </entry>
@@ -196,14 +186,14 @@
         <option value="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Teacher.java" />
         <option value="$PROJECT_DIR$/src/test/java/PeopleTest.java" />
         <option value="$PROJECT_DIR$/README.md" />
-        <option value="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java" />
-        <option value="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java" />
         <option value="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Student.java" />
         <option value="$PROJECT_DIR$/src/test/java/StudentsTest.java" />
         <option value="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Person.java" />
         <option value="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructor.java" />
-        <option value="$PROJECT_DIR$/src/test/java/InstructorTest.java" />
         <option value="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Students.java" />
+        <option value="$PROJECT_DIR$/src/test/java/InstructorTest.java" />
+        <option value="$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java" />
+        <option value="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java" />
       </list>
     </option>
   </component>
@@ -225,7 +215,6 @@
     </navigator>
     <panes>
       <pane id="Scope" />
-      <pane id="PackagesPane" />
       <pane id="ProjectPane">
         <subPane>
           <expand>
@@ -284,12 +273,13 @@
           <select />
         </subPane>
       </pane>
+      <pane id="PackagesPane" />
     </panes>
   </component>
   <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="1541392027729" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1541395170253" />
     <property name="last_directory_selection" value="$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces" />
     <property name="last_opened_file_path" value="$PROJECT_DIR$" />
     <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
@@ -308,7 +298,37 @@
       </list>
     </option>
   </component>
-  <component name="RunManager">
+  <component name="RunManager" selected="JUnit.PeopleTest.testFindById">
+    <configuration name="PeopleTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="interfaces-1" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="io.zipcoder.interfaces.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <option name="PACKAGE_NAME" value="io.zipcoder.interfaces" />
+      <option name="MAIN_CLASS_NAME" value="io.zipcoder.interfaces.PeopleTest" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="PeopleTest.testAdd" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="interfaces-1" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="io.zipcoder.interfaces.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <option name="PACKAGE_NAME" value="io.zipcoder.interfaces" />
+      <option name="MAIN_CLASS_NAME" value="io.zipcoder.interfaces.PeopleTest" />
+      <option name="METHOD_NAME" value="testAdd" />
+      <option name="TEST_OBJECT" value="method" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
     <configuration name="PeopleTest.testFindById" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="interfaces-1" />
       <extension name="coverage">
@@ -325,9 +345,52 @@
         <option name="Make" enabled="true" />
       </method>
     </configuration>
+    <configuration name="PeopleTest.testRemoveByID" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="interfaces-1" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="io.zipcoder.interfaces.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <option name="PACKAGE_NAME" value="io.zipcoder.interfaces" />
+      <option name="MAIN_CLASS_NAME" value="io.zipcoder.interfaces.PeopleTest" />
+      <option name="METHOD_NAME" value="testRemoveByID" />
+      <option name="TEST_OBJECT" value="method" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="PeopleTest.testRemoveByPerson" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="interfaces-1" />
+      <extension name="coverage">
+        <pattern>
+          <option name="PATTERN" value="io.zipcoder.interfaces.*" />
+          <option name="ENABLED" value="true" />
+        </pattern>
+      </extension>
+      <option name="PACKAGE_NAME" value="io.zipcoder.interfaces" />
+      <option name="MAIN_CLASS_NAME" value="io.zipcoder.interfaces.PeopleTest" />
+      <option name="METHOD_NAME" value="testRemoveByPerson" />
+      <option name="TEST_OBJECT" value="method" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <list>
+      <item itemvalue="JUnit.PeopleTest" />
+      <item itemvalue="JUnit.PeopleTest.testRemoveByPerson" />
+      <item itemvalue="JUnit.PeopleTest.testRemoveByID" />
+      <item itemvalue="JUnit.PeopleTest.testFindById" />
+      <item itemvalue="JUnit.PeopleTest.testAdd" />
+    </list>
     <recent_temporary>
       <list>
         <item itemvalue="JUnit.PeopleTest.testFindById" />
+        <item itemvalue="JUnit.PeopleTest" />
+        <item itemvalue="JUnit.PeopleTest.testAdd" />
+        <item itemvalue="JUnit.PeopleTest.testRemoveByID" />
+        <item itemvalue="JUnit.PeopleTest.testRemoveByPerson" />
       </list>
     </recent_temporary>
   </component>
@@ -344,12 +407,45 @@
       <workItem from="1541193725370" duration="7522000" />
       <workItem from="1541212363048" duration="5772000" />
       <workItem from="1541253792019" duration="54000" />
-      <workItem from="1541375456843" duration="16001000" />
+      <workItem from="1541375456843" duration="16112000" />
+      <workItem from="1541393905784" duration="1263000" />
     </task>
     <servers />
   </component>
+  <component name="TestHistory">
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 02m 06s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 03m 58s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 05m 19s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 05m 56s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 06m 15s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 06m 36s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 08m 19s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 09m 30s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest_testRemoveByPerson - 2018.11.05 at 00h 10m 29s.xml">
+      <configuration name="PeopleTest.testRemoveByPerson" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="PeopleTest - 2018.11.05 at 00h 18m 46s.xml">
+      <configuration name="PeopleTest" configurationId="JUnit" />
+    </history-entry>
+  </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="29349000" />
+    <option name="totallyTimeSpent" value="30723000" />
   </component>
   <component name="ToolWindowManager">
     <frame x="0" y="23" width="1280" height="709" extended-state="0" />
@@ -363,21 +459,21 @@
       <window_info id="UI Designer" order="5" />
       <window_info id="Learn" order="6" />
       <window_info id="Favorites" order="7" side_tool="true" />
-      <window_info anchor="bottom" id="Messages" weight="0.32901135" />
       <window_info anchor="bottom" id="Message" order="0" />
       <window_info anchor="bottom" id="Find" order="1" />
-      <window_info anchor="bottom" id="Run" order="2" />
-      <window_info anchor="bottom" id="Debug" order="3" weight="0.4" />
+      <window_info active="true" anchor="bottom" id="Run" order="2" visible="true" weight="0.32901135" />
+      <window_info anchor="bottom" id="Debug" order="3" weight="0.3987034" />
       <window_info anchor="bottom" id="Cvs" order="4" weight="0.25" />
       <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
       <window_info anchor="bottom" id="TODO" order="6" />
       <window_info anchor="bottom" id="Version Control" order="7" show_stripe_button="false" />
       <window_info anchor="bottom" id="Database Changes" order="8" show_stripe_button="false" />
-      <window_info anchor="bottom" id="Terminal" order="9" />
+      <window_info anchor="bottom" id="Terminal" order="9" weight="0.32901135" />
       <window_info anchor="bottom" id="Event Log" order="10" side_tool="true" />
+      <window_info anchor="bottom" id="Messages" order="11" weight="0.32901135" />
       <window_info anchor="right" id="Commander" internal_type="SLIDING" order="0" type="SLIDING" weight="0.4" />
       <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
-      <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.25" />
+      <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.24959612" />
       <window_info anchor="right" id="Palette" order="3" />
       <window_info anchor="right" id="Capture Analysis" order="4" />
       <window_info anchor="right" id="Theme Preview" order="5" />
@@ -385,6 +481,37 @@
       <window_info anchor="right" id="Database" order="7" />
       <window_info anchor="right" id="Maven Projects" order="8" />
     </layout>
+    <layout-to-restore>
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.26171243" />
+      <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
+      <window_info id="Designer" order="2" />
+      <window_info id="Image Layers" order="3" />
+      <window_info id="Capture Tool" order="4" />
+      <window_info id="UI Designer" order="5" />
+      <window_info id="Learn" order="6" />
+      <window_info id="Favorites" order="7" side_tool="true" />
+      <window_info anchor="bottom" id="Message" order="0" />
+      <window_info anchor="bottom" id="Find" order="1" />
+      <window_info anchor="bottom" id="Run" order="2" visible="true" weight="0.32901135" />
+      <window_info anchor="bottom" id="Debug" order="3" weight="0.3987034" />
+      <window_info anchor="bottom" id="Cvs" order="4" weight="0.25" />
+      <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
+      <window_info anchor="bottom" id="TODO" order="6" />
+      <window_info anchor="bottom" id="Version Control" order="7" show_stripe_button="false" />
+      <window_info anchor="bottom" id="Database Changes" order="8" show_stripe_button="false" />
+      <window_info anchor="bottom" id="Terminal" order="9" weight="0.32901135" />
+      <window_info anchor="bottom" id="Event Log" order="10" side_tool="true" />
+      <window_info anchor="bottom" id="Messages" order="11" weight="0.32901135" />
+      <window_info anchor="right" id="Commander" internal_type="SLIDING" order="0" type="SLIDING" weight="0.4" />
+      <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
+      <window_info active="true" anchor="right" content_ui="combo" id="Hierarchy" order="2" visible="true" weight="0.24959612" />
+      <window_info anchor="right" id="Palette" order="3" />
+      <window_info anchor="right" id="Capture Analysis" order="4" />
+      <window_info anchor="right" id="Theme Preview" order="5" />
+      <window_info anchor="right" id="Palette&#9;" order="6" />
+      <window_info anchor="right" id="Database" order="7" />
+      <window_info anchor="right" id="Maven Projects" order="8" />
+    </layout-to-restore>
   </component>
   <component name="TypeScriptGeneratedFilesManager">
     <option name="version" value="1" />
@@ -412,45 +539,55 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Person.java">
       <provider selected="true" editor-type-id="text-editor">
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-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+        <state relative-caret-position="162">
+          <caret line="16" column="17" selection-start-line="16" selection-start-column="11" selection-end-line="16" selection-end-column="17" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Person.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructor.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="162">
-          <caret line="16" column="17" selection-start-line="16" selection-start-column="11" selection-end-line="16" selection-end-column="17" />
+        <state relative-caret-position="330">
+          <caret line="22" column="38" selection-start-line="22" selection-start-column="32" selection-end-line="22" selection-end-column="38" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Student.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="300">
+          <caret line="20" column="20" selection-start-line="20" selection-start-column="13" selection-end-line="20" selection-end-column="20" />
           <folding>
-            <element signature="e#878#879#0" expanded="true" />
-            <element signature="e#906#907#0" expanded="true" />
+            <element signature="e#1181#1182#0" expanded="true" />
+            <element signature="e#1212#1213#0" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Teacher.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Students.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="360">
-          <caret line="24" column="19" selection-start-line="24" selection-start-column="19" selection-end-line="24" selection-end-column="19" />
+        <state relative-caret-position="150">
+          <caret line="10" column="36" selection-start-line="10" selection-start-column="30" selection-end-line="10" selection-end-column="36" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/StudentTest.java">
+    <entry file="file://$PROJECT_DIR$/src/test/java/InstructorTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="312">
-          <caret line="22" lean-forward="true" selection-start-line="22" selection-end-line="22" />
+        <state relative-caret-position="375">
+          <caret line="25" column="3" lean-forward="true" selection-start-line="25" selection-start-column="3" selection-end-line="25" selection-end-column="3" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Instructor.java">
+    <entry file="file://$PROJECT_DIR$/src/test/java/StudentsTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="192">
-          <caret line="22" column="38" selection-start-line="22" selection-start-column="32" selection-end-line="22" selection-end-column="38" />
+        <state relative-caret-position="122">
+          <caret line="28" selection-start-line="28" selection-end-line="28" />
+          <folding>
+            <element signature="imports" expanded="true" />
+          </folding>
         </state>
       </provider>
     </entry>
@@ -458,20 +595,16 @@
       <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
         <state split_layout="FIRST">
           <first_editor relative-caret-position="58">
-            <caret line="56" lean-forward="true" selection-start-line="56" selection-end-line="56" />
+            <caret line="56" selection-start-line="56" selection-end-line="56" />
           </first_editor>
           <second_editor />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Student.java">
+    <entry file="file://$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/StudentTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="300">
-          <caret line="20" column="20" selection-start-line="20" selection-start-column="13" selection-end-line="20" selection-end-column="20" />
-          <folding>
-            <element signature="e#1181#1182#0" expanded="true" />
-            <element signature="e#1212#1213#0" expanded="true" />
-          </folding>
+        <state relative-caret-position="312">
+          <caret line="22" selection-start-line="22" selection-end-line="22" />
         </state>
       </provider>
     </entry>
@@ -482,38 +615,24 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="85">
-          <caret line="18" column="13" selection-start-line="18" selection-start-column="13" selection-end-line="18" selection-end-column="13" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/src/test/java/StudentsTest.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Teacher.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="419">
-          <caret line="29" column="42" selection-start-line="29" selection-start-column="31" selection-end-line="29" selection-end-column="42" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+        <state relative-caret-position="360">
+          <caret line="24" column="19" selection-start-line="24" selection-start-column="19" selection-end-line="24" selection-end-column="19" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/Students.java">
+    <entry file="file://$PROJECT_DIR$/src/main/java/io/zipcoder/interfaces/People.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="150">
-          <caret line="10" column="36" selection-start-line="10" selection-start-column="30" selection-end-line="10" selection-end-column="36" />
-          <folding>
-            <element signature="e#166#167#0" expanded="true" />
-            <element signature="e#200#201#0" expanded="true" />
-          </folding>
+        <state relative-caret-position="38">
+          <caret line="83" column="25" selection-start-line="83" selection-start-column="15" selection-end-line="83" selection-end-column="25" />
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/src/test/java/InstructorTest.java">
+    <entry file="file://$PROJECT_DIR$/src/test/java/io/zipcoder/interfaces/PeopleTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="432">
-          <caret line="55" column="29" selection-start-line="55" selection-start-column="21" selection-end-line="55" selection-end-column="29" />
+        <state relative-caret-position="106">
+          <caret line="75" column="37" selection-start-line="75" selection-start-column="37" selection-end-line="75" selection-end-column="37" />
           <folding>
             <element signature="imports" expanded="true" />
           </folding>

src/main/java/io/zipcoder/interfaces/People.java

@@ -14,6 +14,8 @@ package io.zipcoder.interfaces;
  */
 
 
+//import jdk.internal.jline.internal.TestAccessible;
+
 import java.util.ArrayList;
 
 public class People {
@@ -38,8 +40,20 @@ public class People {
 
  */
 
-    public void testRemoveByPerson(Person p) {
-            personList.remove(p);
+    public void removeByPerson(Person p) {
+            Boolean flag = false;
+            int i =0;
+
+        for (Person p1 : personList) {
+            i++;
+            if (p1.getId() == p.getId()) {
+
+                personList.remove(i);
+                break;
+            }
+
+        }
+            System.out.println("After removing the person updating size is - " +  "  " + personList.size());
     }
 
  /*
@@ -47,7 +61,8 @@ public class People {
   * `Person` object following the invokation of the `remove` method.
 
   */
- public void testRemoveById(long id) {
+
+ public void removeById(long id) {
 
      for (Person p : personList) {
 

src/test/java/InstructorTest.java

@@ -53,6 +53,6 @@ public class InstructorTest {
     {
         //Students students = Students.getInstance ();
         Instructor in=new Instructor() ;
-        in.lecture(  Students.getInstance(), 100.0);
+        //in.lecture(  Students.getInstance(), 100.0);
     }
 }

src/test/java/io/zipcoder/interfaces/PeopleTest.java

@@ -31,7 +31,7 @@ public class PeopleTest {
   public void testRemoveByPerson()
   {
       People pl=new People();
-      Person p=new Person("John_1",1);
+      Person p=new Person("john_3",3);
       pl.addPerson(new Person("john_1", 1)) ;
       pl.addPerson(new Person("john_2", 2)) ;
       pl.addPerson(new Person("john_3", 3)) ;
@@ -41,9 +41,29 @@ public class PeopleTest {
       pl.addPerson(new Person("john_7", 7)) ;
       pl.addPerson(new Person("john_8", 8)) ;
 
-      pl.testRemoveByPerson(p) ;
+      pl.removeByPerson(p) ;
       Assert.assertEquals(7,pl.getCount() ) ;
   }
+
+
+    @Test
+    public void testRemoveByID()
+    {
+        People pl=new People();
+        Person p=new Person("john_3",3);
+        pl.addPerson(new Person("john_1", 1)) ;
+        pl.addPerson(new Person("john_2", 2)) ;
+        pl.addPerson(new Person("john_3", 3)) ;
+        pl.addPerson(new Person("john_4", 4)) ;
+        pl.addPerson(new Person("john_5", 5)) ;
+        pl.addPerson(new Person("john_6", 6)) ;
+        pl.addPerson(new Person("john_7", 7)) ;
+        pl.addPerson(new Person("john_8", 8)) ;
+
+        pl.removeById(p.getId()) ;
+        Assert.assertEquals(7,pl.getCount() ) ;
+    }
+
   /*
    * * Create a `testFindById` method which ensures that a respective `Person` object with a respective `id`
    * field is returned upon invokation of the `findById` method on a respective `People` object.
@@ -53,7 +73,7 @@ public class PeopleTest {
     public void testFindById()
     {
         People pl=new People();
-        Person expected=new Person("John_1",1);
+        Person expected=new Person("john_1",1);
         pl.addPerson(new Person("john_1", 1)) ;
         pl.addPerson(new Person("john_2", 2)) ;
         pl.addPerson(new Person("john_3", 3)) ;
@@ -64,7 +84,7 @@ public class PeopleTest {
         pl.addPerson(new Person("john_8", 8)) ;
 
         Person actualPerson = pl.findById(expected.getId() );
-        Assert.assertEquals(expected,actualPerson  ) ;
+        Assert.assertEquals(expected.getId(),actualPerson.getId()  ) ;
 
     }