.idea/workspace.xml

@@ -2,32 +2,173 @@
 <project version="4">
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-      <change beforePath="$PROJECT_DIR$/README.md" afterPath="$PROJECT_DIR$/README.md" />
+      <change beforePath="$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Checkbook/src/main/java/GenericAccount.java" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/src/main/java/GenericAccount.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java" afterDir="false" />
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     <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
     <option name="LAST_RESOLUTION" value="IGNORE" />
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+  <component name="FUSProjectUsageTrigger">
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+      <usages-collector id="statistics.lifecycle.project">
+        <counts>
+          <entry key="project.open.time.1" value="1" />
+          <entry key="project.opened" value="1" />
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+      </usages-collector>
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+          <entry key="iml" value="1" />
+          <entry key="java" value="11" />
+          <entry key="md" value="1" />
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+      <usages-collector id="statistics.file.types.open">
+        <counts>
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+          <entry key="IDEA_MODULE" value="1" />
+          <entry key="JAVA" value="11" />
+          <entry key="Markdown" value="1" />
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+      <usages-collector id="statistics.file.extensions.edit">
+        <counts>
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+      <usages-collector id="statistics.file.types.edit">
+        <counts>
+          <entry key="JAVA" value="1943" />
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   <component name="FileEditorManager">
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+    <splitter split-orientation="horizontal" split-proportion="0.60658085">
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+            <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java">
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+            </entry>
+          </file>
+          <file pinned="false" current-in-tab="false">
+            <entry file="file://$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java">
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+              </provider>
+            </entry>
+          </file>
+          <file pinned="false" current-in-tab="false">
+            <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/AccountBook.java">
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+              </provider>
+            </entry>
+          </file>
+          <file pinned="false" current-in-tab="true">
+            <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/GenericAccount.java">
+              <provider selected="true" editor-type-id="text-editor">
+                <state relative-caret-position="75">
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+                </state>
+              </provider>
+            </entry>
+          </file>
+        </leaf>
+      </split-first>
+      <split-second>
+        <leaf>
+          <file pinned="false" current-in-tab="true">
+            <entry file="file://$PROJECT_DIR$/README.md">
+              <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
+                <state split_layout="SECOND">
+                  <first_editor>
+                    <caret line="39" selection-start-line="39" selection-end-line="39" />
+                  </first_editor>
+                  <second_editor />
+                </state>
+              </provider>
+            </entry>
+          </file>
+        </leaf>
+      </split-second>
+    </splitter>
   </component>
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
@@ -42,9 +183,6 @@
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
   <component name="GradleLocalSettings">
-    <option name="externalProjectsViewState">
-      <projects_view />
-    </option>
     <option name="projectSyncType">
       <map>
         <entry key="$USER_HOME$/GitHub/gs-gradle/initial" value="PREVIEW" />
@@ -54,14 +192,14 @@
   <component name="IdeDocumentHistory">
     <option name="CHANGED_PATHS">
       <list>
-        <option value="$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/main/java/Payee.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/main/java/AccountBook.java" />
-        <option value="$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java" />
-        <option value="$PROJECT_DIR$/Checkbook/src/main/java/GenericAccount.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/main/java/TransactionType.java" />
         <option value="$PROJECT_DIR$/README.md" />
+        <option value="$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java" />
+        <option value="$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java" />
+        <option value="$PROJECT_DIR$/Checkbook/src/main/java/GenericAccount.java" />
       </list>
     </option>
   </component>
@@ -72,29 +210,15 @@
     <sorting>DEFINITION_ORDER</sorting>
   </component>
   <component name="ProjectFrameBounds">
-    <option name="x" value="115" />
-    <option name="y" value="45" />
-    <option name="width" value="1538" />
-    <option name="height" value="962" />
+    <option name="y" value="23" />
+    <option name="width" value="1440" />
+    <option name="height" value="805" />
   </component>
   <component name="ProjectView">
-    <navigator currentView="ProjectPane" proportions="" version="1">
-      <flattenPackages />
-      <showMembers />
-      <showModules />
-      <showLibraryContents />
-      <hideEmptyPackages />
-      <abbreviatePackageNames />
-      <autoscrollToSource />
-      <autoscrollFromSource />
-      <sortByType />
-      <manualOrder />
+    <navigator proportions="" version="1">
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
-      <pane id="Scope" />
-      <pane id="Scratches" />
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       <pane id="PackagesPane" />
       <pane id="ProjectPane">
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@@ -129,23 +253,40 @@
               <item name="main" type="462c0819:PsiDirectoryNode" />
               <item name="java" type="462c0819:PsiDirectoryNode" />
             </path>
+            <path>
+              <item name="Checkbook-OldStyle" type="b2602c69:ProjectViewProjectNode" />
+              <item name="Checkbook-OldStyle" type="462c0819:PsiDirectoryNode" />
+              <item name="Checkbook" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="test" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="Checkbook-OldStyle" type="b2602c69:ProjectViewProjectNode" />
+              <item name="Checkbook-OldStyle" type="462c0819:PsiDirectoryNode" />
+              <item name="Checkbook" type="462c0819:PsiDirectoryNode" />
+              <item name="src" type="462c0819:PsiDirectoryNode" />
+              <item name="test" type="462c0819:PsiDirectoryNode" />
+              <item name="java" type="462c0819:PsiDirectoryNode" />
+            </path>
           </expand>
           <select />
         </subPane>
       </pane>
+      <pane id="Scope" />
     </panes>
   </component>
   <component name="PropertiesComponent">
-    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
-    <property name="settings.editor.selected.configurable" value="configurable.group.appearance" />
     <property name="WebServerToolWindowFactoryState" value="false" />
     <property name="aspect.path.notification.shown" value="true" />
-    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1544299508052" />
+    <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrary" value="JUnit4" />
     <property name="jdk.selected.JAVA_MODULE" value="1.8" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$" />
+    <property name="nodejs_interpreter_path.stuck_in_default_project" value="undefined stuck path" />
     <property name="project.structure.last.edited" value="Modules" />
     <property name="project.structure.proportion" value="0.0" />
     <property name="project.structure.side.proportion" value="0.0" />
-    <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrary" value="JUnit4" />
+    <property name="settings.editor.selected.configurable" value="configurable.group.appearance" />
   </component>
   <component name="RecentsManager">
     <key name="CreateTestDialog.RecentsKey">
@@ -167,90 +308,111 @@
       </list>
     </option>
   </component>
-  <component name="RunManager">
+  <component name="RunManager" selected="JUnit.CheckbookTest">
     <configuration default="true" type="Applet" factoryName="Applet">
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-      <option name="HEIGHT" value="300" />
       <option name="POLICY_FILE" value="$APPLICATION_HOME_DIR$/bin/appletviewer.policy" />
-      <module />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
     <configuration default="true" type="Application" factoryName="Application">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
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-      <option name="PROGRAM_PARAMETERS" />
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-      <option name="ENV_VARIABLES" />
-      <option name="PASS_PARENT_ENVS" value="true" />
-      <module name="" />
-      <envs />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
-    <configuration default="true" type="JUnit" factoryName="JUnit">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
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-      <option name="METHOD_NAME" />
-      <option name="TEST_OBJECT" value="class" />
-      <option name="VM_PARAMETERS" value="-ea" />
-      <option name="PARAMETERS" />
+    <configuration name="CheckbookTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="Checkbook" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="CheckbookTest.checkbookValue" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="Checkbook" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="checkbookValue" />
+      <option name="TEST_OBJECT" value="method" />
       <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
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-      <option name="TEST_SEARCH_SCOPE">
-        <value defaultName="singleModule" />
-      </option>
-      <envs />
-      <patterns />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
     </configuration>
-    <configuration default="true" type="Remote" factoryName="Remote">
-      <option name="USE_SOCKET_TRANSPORT" value="true" />
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-      <option name="SHMEM_ADDRESS" value="javadebug" />
-      <option name="HOST" value="localhost" />
-      <option name="PORT" value="5005" />
+    <configuration name="CheckbookTest.constructorOneParam" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="Checkbook" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="constructorOneParam" />
+      <option name="TEST_OBJECT" value="method" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="CheckbookTest.getAllCreditTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="Checkbook" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="getAllCreditTest" />
+      <option name="TEST_OBJECT" value="method" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration name="CheckbookTest.toArrayparam2test" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+      <module name="Checkbook" />
+      <option name="PACKAGE_NAME" value="" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="toArrayparam2test" />
+      <option name="TEST_OBJECT" value="method" />
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
+    </configuration>
+    <configuration default="true" type="JUnit" factoryName="JUnit">
+      <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
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     <configuration default="true" type="TestNG" factoryName="TestNG">
-      <extension name="coverage" enabled="false" merge="false" sample_coverage="true" runner="idea" />
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-      <option name="USE_DEFAULT_REPORTERS" value="false" />
-      <option name="PROPERTIES_FILE" />
-      <envs />
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+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
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     <configuration default="true" type="#org.jetbrains.idea.devkit.run.PluginConfigurationType" factoryName="Plugin">
       <module name="" />
       <option name="VM_PARAMETERS" value="-Xmx512m -Xms256m -XX:MaxPermSize=250m -ea" />
       <option name="PROGRAM_PARAMETERS" />
       <predefined_log_file id="idea.log" enabled="true" />
+      <method v="2">
+        <option name="Make" enabled="true" />
+      </method>
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-  <component name="ShelveChangesManager" show_recycled="false">
-    <option name="remove_strategy" value="false" />
+    <list>
+      <item itemvalue="JUnit.CheckbookTest.toArrayparam2test" />
+      <item itemvalue="JUnit.CheckbookTest.constructorOneParam" />
+      <item itemvalue="JUnit.CheckbookTest" />
+      <item itemvalue="JUnit.CheckbookTest.getAllCreditTest" />
+      <item itemvalue="JUnit.CheckbookTest.checkbookValue" />
+    </list>
+    <recent_temporary>
+      <list>
+        <item itemvalue="JUnit.CheckbookTest" />
+        <item itemvalue="JUnit.CheckbookTest.checkbookValue" />
+        <item itemvalue="JUnit.CheckbookTest.getAllCreditTest" />
+        <item itemvalue="JUnit.CheckbookTest.constructorOneParam" />
+        <item itemvalue="JUnit.CheckbookTest.toArrayparam2test" />
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   <component name="SvnConfiguration">
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@@ -263,43 +425,107 @@
       <option name="presentableId" value="Default" />
       <updated>1543958631974</updated>
       <workItem from="1543958633447" duration="3259000" />
+      <workItem from="1544205488920" duration="14643000" />
     </task>
     <servers />
   </component>
+  <component name="TestHistory">
+    <history-entry file="CheckbookTest_toArrayparam2test - 2018.12.08 at 13h 33m 14s.xml">
+      <configuration name="CheckbookTest.toArrayparam2test" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="CheckbookTest_toArrayparam2test - 2018.12.08 at 13h 34m 50s.xml">
+      <configuration name="CheckbookTest.toArrayparam2test" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="CheckbookTest_toArrayparam2test - 2018.12.08 at 13h 35m 11s.xml">
+      <configuration name="CheckbookTest.toArrayparam2test" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="CheckbookTest_constructorOneParam - 2018.12.08 at 14h 20m 37s.xml">
+      <configuration name="CheckbookTest.constructorOneParam" configurationId="JUnit" />
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+    <history-entry file="CheckbookTest - 2018.12.08 at 14h 23m 30s.xml">
+      <configuration name="CheckbookTest" configurationId="JUnit" />
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+    <history-entry file="CheckbookTest_getAllCreditTest - 2018.12.08 at 14h 24m 48s.xml">
+      <configuration name="CheckbookTest.getAllCreditTest" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="CheckbookTest_checkbookValue - 2018.12.08 at 14h 24m 53s.xml">
+      <configuration name="CheckbookTest.checkbookValue" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="CheckbookTest_checkbookValue - 2018.12.08 at 14h 25m 31s.xml">
+      <configuration name="CheckbookTest.checkbookValue" configurationId="JUnit" />
+    </history-entry>
+    <history-entry file="CheckbookTest - 2018.12.08 at 14h 25m 37s.xml">
+      <configuration name="CheckbookTest" configurationId="JUnit" />
+    </history-entry>
+  </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="3259000" />
+    <option name="totallyTimeSpent" value="17902000" />
   </component>
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+    <frame x="0" y="23" width="1440" height="805" extended-state="0" />
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+      <window_info id="Designer" order="3" />
+      <window_info id="UI Designer" order="4" />
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+      <window_info id="Favorites" order="6" side_tool="true" />
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+      <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
+      <window_info anchor="bottom" id="TODO" order="6" />
+      <window_info anchor="bottom" id="Terminal" order="7" />
+      <window_info anchor="bottom" id="Event Log" order="8" side_tool="true" />
+      <window_info anchor="bottom" id="Version Control" order="9" />
+      <window_info anchor="right" id="Commander" order="0" weight="0.4" />
+      <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
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+      <window_info anchor="right" id="Palette" order="3" />
+      <window_info anchor="right" id="Capture Analysis" order="4" />
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+      <window_info anchor="right" id="Database" order="6" />
+      <window_info anchor="right" id="Palette&#9;" order="7" />
+      <window_info anchor="right" id="Maven Projects" order="8" />
     </layout>
+    <layout-to-restore>
+      <window_info active="true" content_ui="combo" id="Project" order="0" visible="true" weight="0.2532189" />
+      <window_info id="Structure" order="1" weight="0.25" />
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+      <window_info id="UI Designer" order="4" />
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+      <window_info anchor="bottom" id="Database Changes" order="0" show_stripe_button="false" />
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+      <window_info anchor="bottom" id="Find" order="2" />
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+      <window_info anchor="bottom" id="Inspection" order="6" weight="0.4" />
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+      <window_info anchor="bottom" id="Terminal" order="8" />
+      <window_info anchor="bottom" id="Event Log" order="9" side_tool="true" />
+      <window_info anchor="bottom" id="Version Control" order="10" />
+      <window_info anchor="right" id="Commander" order="0" 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" />
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+      <window_info anchor="right" id="Capture Analysis" order="4" />
+      <window_info anchor="right" id="Theme Preview" order="5" />
+      <window_info anchor="right" id="Database" order="6" />
+      <window_info anchor="right" id="Palette&#9;" order="7" />
+      <window_info anchor="right" id="Maven Projects" order="8" />
+    </layout-to-restore>
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     <option name="version" value="1" />
@@ -307,23 +533,35 @@
   <component name="VcsContentAnnotationSettings">
     <option name="myLimit" value="2678400000" />
   </component>
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-    <watches-manager />
-  </component>
   <component name="editorHistoryManager">
-    <entry file="file://$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java">
+    <entry file="jar:///Library/Java/JavaVirtualMachines/jdk1.8.0_161.jdk/Contents/Home/src.zip!/java/util/concurrent/atomic/AtomicReference.java" />
+    <entry file="file://$PROJECT_DIR$/Checkbook/pom.xml">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/README.md">
+      <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
+        <state split_layout="SECOND">
+          <first_editor>
+            <caret line="39" selection-start-line="39" selection-end-line="39" />
+          </first_editor>
+          <second_editor />
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+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/TransactionType.java">
       <provider selected="true" editor-type-id="text-editor">
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-          <caret line="10" column="5" lean-forward="false" selection-start-line="10" selection-start-column="5" selection-end-line="10" selection-end-column="5" />
-          <folding />
+        <state>
+          <caret lean-forward="true" />
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/Checkbook/Checkbook.iml">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
     <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Payee.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="357">
-          <caret line="21" column="0" lean-forward="false" selection-start-line="21" selection-start-column="0" selection-end-line="21" selection-end-column="0" />
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@@ -341,34 +579,10 @@
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-    </entry>
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-    </entry>
     <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java">
       <provider selected="true" editor-type-id="text-editor">
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-          <caret line="26" column="18" lean-forward="true" selection-start-line="26" selection-start-column="0" selection-end-line="27" selection-end-column="0" />
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@@ -391,38 +605,71 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/AccountBook.java">
+    <entry file="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0.jar!/org/junit/internal/runners/TestMethodRunner.class">
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+    <entry file="file://$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java">
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+    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/AccountBook.java">
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+    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/GenericAccount.java">
+      <provider selected="true" editor-type-id="text-editor">
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     </entry>

Checkbook/src/main/java/Checkbook.java

@@ -1,5 +1,98 @@
+import java.time.LocalDate;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Iterator;
+
 public class Checkbook {
 
-    //blind us with your Java eloquence....
+private ArrayList<Transaction> transactionList = new ArrayList<>();
+
+    public Checkbook(){}
+
+    public Checkbook(ArrayList<Transaction> transactionList) {
+        this.transactionList = transactionList;
+    }
+
+    public Checkbook(double cashAmount){
+        this.add(new Transaction("",new Payee(),TransactionType.DEBIT, cashAmount));
+    }
+
+    public Checkbook(Payee owner, double cashAmount){
+        this.add(new Transaction("",owner,TransactionType.DEBIT, cashAmount));
+    }
+
+    public int size(){
+    return transactionList.size();
+    }
+
+    public boolean isEmpty(){
+    return transactionList.isEmpty();
+    }
+
+    public boolean contains(Transaction transaction){
+    return transactionList.contains(transaction);
+    }
+
+    public boolean add(Transaction transaction){
+    return transactionList.add(transaction);
+    }
+
+    public void remove(Transaction transaction) {
+        transactionList.remove(transaction);
+    }
+
+    public Iterator iterator() {
+        return transactionList.iterator();
+    }
+
+    public Transaction[] toArray() {
+        Transaction[] arr = transactionList.toArray(new Transaction[0]);
+        return arr;
+    }
+
+    public Transaction[] toArray(Transaction[] input) {
+        for (Transaction t : input) {
+            transactionList.add(t);
+        }
+        return transactionList.toArray(new Transaction[transactionList.size()]);
+    }
+
+    public double checkbookValue() {
+        double result = 0.0;
+        for (Transaction t: transactionList ){
+            result += t.getAmount();
+        }
+        return result;
+    }
+
+    public Transaction getTransactionsForDate(LocalDate date) {
+        for (Transaction t: transactionList) {
+            if(t.getDate()==date) return t;
+        }
+        return null;
+    }
+
+    public Transaction[] getTransactionsForPayee(Payee payee) {
+        ArrayList<Transaction> list = new ArrayList<>();
+        for (Transaction t: transactionList) {
+            if(t.getPayee()==payee) list.add(t);
+        }
+        return list.toArray(new Transaction[0]);
+    }
+
+    public Transaction[] getAllDebit() {
+        ArrayList<Transaction> list = new ArrayList<>();
+        for (Transaction t: transactionList) {
+            if(t.getType()==TransactionType.DEBIT) list.add(t);
+        }
+        return list.toArray(new Transaction[0]);
+    }
 
+    public Transaction[] getAllCredit() {
+        ArrayList<Transaction> list = new ArrayList<>();
+        for (Transaction t: transactionList) {
+            if(t.getType()==TransactionType.CREDIT) list.add(t);
+        }
+        return list.toArray(new Transaction[0]);
+    }
 }

Checkbook/src/main/java/GenericAccount.java

@@ -1,3 +1,9 @@
 
-public class GenericAccount {
+public class GenericAccount <T extends AccountBook>{
+
+    AccountBook accountBook;
+
+    public GenericAccount(AccountBook accountBook) {
+        this.accountBook = accountBook;
+    }
 }

Checkbook/src/test/java/CheckbookTest.java

@@ -1,12 +1,164 @@
+import org.junit.Assert;
+import org.junit.Test;
+
+import java.util.ArrayList;
+import java.util.Iterator;
+
 import static org.junit.Assert.*;
 
 public class CheckbookTest {
 
+    Checkbook checkbook;
+    Checkbook checkbook2;
+    ArrayList<Transaction> list;
+    Transaction transaction = new Transaction("",new Payee(), TransactionType.DEBIT,1.50);
+    Transaction transaction2 =new Transaction("test", new Payee(), TransactionType.CREDIT, 50.50);
+    Checkbook checkbookOneParam = new Checkbook(3.00);
+    Checkbook checkbookTwoParam = new Checkbook(new Payee(), 5.00);
+
     @org.junit.Before
     public void setUp() throws Exception {
+        list = new ArrayList<>();
+        list.add(transaction);
+        list.add(transaction2);
+        checkbook = new Checkbook(list);
+        checkbook2 = new Checkbook();
     }
 
     @org.junit.After
     public void tearDown() throws Exception {
     }
+
+    @Test
+    public void add1Test(){
+    Transaction toAdd = new Transaction("addThis", new Payee(), TransactionType.DEBIT, 40.5);
+    checkbook.add(toAdd);
+    Assert.assertEquals(3,checkbook.size());
+    }
+
+    @Test
+    public void add2Test(){
+        Transaction toAdd = new Transaction("addThis", new Payee(), TransactionType.DEBIT, 40.5);
+        checkbook.add(toAdd);
+        Assert.assertTrue(checkbook.contains(toAdd));
+    }
+
+    @Test
+    public void add3Test(){
+        Transaction toAdd = new Transaction("addThis", new Payee(), TransactionType.DEBIT, 40.5);
+        checkbook2.add(toAdd);
+        Assert.assertFalse(checkbook2.isEmpty());
+    }
+
+    @Test
+    public void emptytest(){
+        Assert.assertTrue(checkbook2.isEmpty());
+    }
+
+    @Test
+    public void remove1Test(){
+        checkbook.remove(transaction);
+        Assert.assertEquals(1,checkbook.size());
+    }
+
+    @Test
+    public void remove2Test(){
+        checkbook.remove(transaction);
+        Assert.assertFalse(checkbook.contains(transaction));
+    }
+
+    @Test
+    public void remove3Test(){
+        checkbook2.add(new Transaction("", new Payee(), TransactionType.DEBIT,2.00));
+        checkbook2.remove(transaction);
+        Assert.assertFalse(checkbook2.contains(transaction));
+    }
+
+    @Test
+    public void iterator1Test(){
+        Iterator actual = checkbook.iterator();
+        Assert.assertEquals(list.iterator().getClass(), actual.getClass());
+    }
+
+    @Test
+    public void iterator2test(){
+        Iterator actual = checkbook.iterator();
+        Assert.assertTrue(actual.hasNext());
+    }
+
+    @Test
+    public void iterator3test(){
+        Iterator actual = checkbook.iterator();
+        Assert.assertEquals(transaction,actual.next());
+    }
+
+    @Test
+    public void toArray1test(){
+        Transaction[] actual = checkbook.toArray();
+        Assert.assertEquals(Transaction[].class, actual.getClass());
+    }
+
+    @Test
+    public void toArray2test(){
+        Transaction[] actual = checkbook2.toArray();
+        Assert.assertEquals(Transaction[].class, actual.getClass());
+    }
+
+    @Test
+    public void toArray3test(){
+        Assert.assertNotSame(Transaction[].class, checkbook2.getClass());
+    }
+
+    @Test
+    public void toArrayparam1test(){
+        Transaction[] arr = new Transaction[0];
+        Transaction[] actual = checkbook.toArray(arr);
+        Assert.assertEquals(Transaction[].class, actual.getClass());
+    }
+
+    @Test
+    public void toArrayparam2test(){
+        Transaction[] arr = new Transaction[]{new Transaction("", new Payee(),TransactionType.DEBIT,3.00)};
+        Transaction[] actual = checkbook.toArray(arr);
+        Assert.assertEquals(3, actual.length);
+    }
+
+    @Test
+    public void checkbookValue(){
+       double actual = checkbook.checkbookValue();
+    Assert.assertEquals(-49.0, actual);
+    }
+
+    @Test
+    public void getTransactionsForDateTest(){
+        Assert.assertEquals(checkbook.getTransactionsForDate(transaction.getDate()),transaction);
+    }
+
+    @Test
+    public void getTransactionForPayeeTest(){
+        Transaction [] arr = new Transaction[]{transaction};
+        Assert.assertEquals(arr, checkbook.getTransactionsForPayee(transaction.getPayee()));
+    }
+
+    @Test
+    public void getAllDebitTest(){
+        Transaction [] arr = new Transaction[]{transaction};
+        Assert.assertEquals(arr, checkbook.getAllDebit());
+    }
+
+    @Test
+    public void getAllCreditTest(){
+        Transaction [] arr = new Transaction[]{transaction2};
+        Assert.assertEquals(arr, checkbook.getAllCredit());
+    }
+
+    @Test
+    public void constructorOneParam(){
+        Assert.assertEquals(1, checkbookOneParam.size());
+    }
+
+    @Test
+    public void constructorTwoParam(){
+        Assert.assertEquals(1, checkbookTwoParam.size());
+    }
 }