stuff

.idea/libraries/Maven__junit_junit_4_0.xml

@@ -1,13 +0,0 @@
-<component name="libraryTable">
-  <library name="Maven: junit:junit:4.0">
-    <CLASSES>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0.jar!/" />
-    </CLASSES>
-    <JAVADOC>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0-javadoc.jar!/" />
-    </JAVADOC>
-    <SOURCES>
-      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.0/junit-4.0-sources.jar!/" />
-    </SOURCES>
-  </library>
-</component>

.idea/libraries/Maven__junit_junit_4_12.xml

@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: junit:junit:4.12">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/junit/junit/4.12/junit-4.12-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml

@@ -0,0 +1,13 @@
+<component name="libraryTable">
+  <library name="Maven: org.hamcrest:hamcrest-core:1.3">
+    <CLASSES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3.jar!/" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-javadoc.jar!/" />
+    </JAVADOC>
+    <SOURCES>
+      <root url="jar://$MAVEN_REPOSITORY$/org/hamcrest/hamcrest-core/1.3/hamcrest-core-1.3-sources.jar!/" />
+    </SOURCES>
+  </library>
+</component>

.idea/workspace.xml

@@ -2,22 +2,13 @@
 <project version="4">
   <component name="ChangeListManager">
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-      <change afterPath="$PROJECT_DIR$/Checkbook/.idea/misc.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/Checkbook/.idea/modules.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/Checkbook/.idea/vcs.xml" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/Checkbook/src/test/java/PayeeTest.java" afterDir="false" />
-      <change afterPath="$PROJECT_DIR$/Checkbook/src/test/java/TransactionTest.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/.idea/misc.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/misc.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/libraries/Maven__junit_junit_4_12.xml" afterDir="false" />
+      <change afterPath="$PROJECT_DIR$/.idea/libraries/Maven__org_hamcrest_hamcrest_core_1_3.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/.idea/libraries/Maven__junit_junit_4_0.xml" beforeDir="false" />
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
       <change beforePath="$PROJECT_DIR$/Checkbook/Checkbook.iml" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/Checkbook.iml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Checkbook/src/main/java/AccountBook.java" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/src/main/java/AccountBook.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/Checkbook/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/pom.xml" afterDir="false" />
       <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/main/java/Payee.java" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/src/main/java/Payee.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/Checkbook/src/main/java/TransactionType.java" beforeDir="false" afterPath="$PROJECT_DIR$/Checkbook/src/main/java/TransactionType.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" />
     </list>
     <ignored path="$PROJECT_DIR$/Checkbook/target/" />
@@ -34,25 +25,103 @@
     <session id="671637131">
       <usages-collector id="statistics.lifecycle.project">
         <counts>
-          <entry key="project.closed" value="3" />
+          <entry key="project.closed" value="8" />
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+          <entry key="project.open.time.1" value="2" />
           <entry key="project.open.time.12" value="1" />
           <entry key="project.open.time.15" value="1" />
           <entry key="project.open.time.2" value="1" />
-          <entry key="project.opened" value="4" />
+          <entry key="project.open.time.9" value="1" />
+          <entry key="project.opened" value="9" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.open">
         <counts>
-          <entry key="JAVA" value="19" />
+          <entry key="JAVA" value="23" />
+          <entry key="XML" value="1" />
         </counts>
       </usages-collector>
       <usages-collector id="statistics.file.types.edit">
         <counts>
-          <entry key="JAVA" value="2601" />
+          <entry key="JAVA" value="3904" />
+          <entry key="XML" value="2" />
         </counts>
       </usages-collector>
     </session>
   </component>
+  <component name="FileEditorManager">
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
+      <file pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java">
+          <provider selected="true" editor-type-id="text-editor">
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+      <file pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java">
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+            </state>
+          </provider>
+        </entry>
+      </file>
+    </leaf>
+  </component>
   <component name="FileTemplateManagerImpl">
     <option name="RECENT_TEMPLATES">
       <list>
@@ -81,10 +150,11 @@
         <option value="$PROJECT_DIR$/Checkbook/src/main/java/TransactionType.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/main/java/Payee.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/test/java/PayeeTest.java" />
-        <option value="$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java" />
-        <option value="$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java" />
         <option value="$PROJECT_DIR$/Checkbook/src/test/java/TransactionTest.java" />
+        <option value="$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java" />
+        <option value="$PROJECT_DIR$/Checkbook/pom.xml" />
+        <option value="$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java" />
       </list>
     </option>
   </component>
@@ -110,7 +180,6 @@
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
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       <pane id="ProjectPane">
         <subPane>
           <expand>
@@ -163,13 +232,14 @@
           <select />
         </subPane>
       </pane>
+      <pane id="Scope" />
       <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="1544290071117" />
+    <property name="com.android.tools.idea.instantapp.provision.ProvisionBeforeRunTaskProvider.myTimeStamp" value="1544476759507" />
     <property name="com.intellij.testIntegration.createTest.CreateTestDialog.defaultLibrary" value="JUnit4" />
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     <property name="last_opened_file_path" value="$PROJECT_DIR$" />
@@ -199,7 +269,7 @@
       </list>
     </option>
   </component>
-  <component name="RunManager" selected="JUnit.TransactionTest">
+  <component name="RunManager" selected="JUnit.CheckbookTest.testToArray">
     <configuration default="true" type="Applet" factoryName="Applet">
       <option name="POLICY_FILE" value="$APPLICATION_HOME_DIR$/bin/appletviewer.policy" />
       <method v="2">
@@ -212,53 +282,53 @@
         <option name="Make" enabled="true" />
       </method>
     </configuration>
-    <configuration name="TransactionTest" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <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="TransactionTest" />
+      <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="TransactionTest.testGetAmount" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="CheckbookTest.tesrRemoveCheckbook2False" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="Checkbook" />
       <option name="PACKAGE_NAME" value="" />
-      <option name="MAIN_CLASS_NAME" value="TransactionTest" />
-      <option name="METHOD_NAME" value="testGetAmount" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="tesrRemoveCheckbook2False" />
       <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="TransactionTest.testGetPayee" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="CheckbookTest.testRemoveCheckbook1False" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="Checkbook" />
       <option name="PACKAGE_NAME" value="" />
-      <option name="MAIN_CLASS_NAME" value="TransactionTest" />
-      <option name="METHOD_NAME" value="testGetPayee" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="testRemoveCheckbook1False" />
       <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="TransactionTest.testGetType" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="CheckbookTest.testRemoveCheckbook2True" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="Checkbook" />
       <option name="PACKAGE_NAME" value="" />
-      <option name="MAIN_CLASS_NAME" value="TransactionTest" />
-      <option name="METHOD_NAME" value="testGetType" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="testRemoveCheckbook2True" />
       <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="TransactionTest.testSetPayee" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
+    <configuration name="CheckbookTest.testToArray" type="JUnit" factoryName="JUnit" temporary="true" nameIsGenerated="true">
       <module name="Checkbook" />
       <option name="PACKAGE_NAME" value="" />
-      <option name="MAIN_CLASS_NAME" value="TransactionTest" />
-      <option name="METHOD_NAME" value="testSetPayee" />
+      <option name="MAIN_CLASS_NAME" value="CheckbookTest" />
+      <option name="METHOD_NAME" value="testToArray" />
       <option name="TEST_OBJECT" value="method" />
       <option name="WORKING_DIRECTORY" value="%MODULE_WORKING_DIR%" />
       <method v="2">
@@ -289,19 +359,19 @@
       </method>
     </configuration>
     <list>
-      <item itemvalue="JUnit.TransactionTest.testGetType" />
-      <item itemvalue="JUnit.TransactionTest.testGetPayee" />
-      <item itemvalue="JUnit.TransactionTest.testSetPayee" />
-      <item itemvalue="JUnit.TransactionTest.testGetAmount" />
-      <item itemvalue="JUnit.TransactionTest" />
+      <item itemvalue="JUnit.CheckbookTest.testRemoveCheckbook2True" />
+      <item itemvalue="JUnit.CheckbookTest.testRemoveCheckbook1False" />
+      <item itemvalue="JUnit.CheckbookTest.tesrRemoveCheckbook2False" />
+      <item itemvalue="JUnit.CheckbookTest" />
+      <item itemvalue="JUnit.CheckbookTest.testToArray" />
     </list>
     <recent_temporary>
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-        <item itemvalue="JUnit.TransactionTest" />
-        <item itemvalue="JUnit.TransactionTest.testGetAmount" />
-        <item itemvalue="JUnit.TransactionTest.testSetPayee" />
-        <item itemvalue="JUnit.TransactionTest.testGetPayee" />
-        <item itemvalue="JUnit.TransactionTest.testGetType" />
+        <item itemvalue="JUnit.CheckbookTest.testToArray" />
+        <item itemvalue="JUnit.CheckbookTest" />
+        <item itemvalue="JUnit.CheckbookTest.tesrRemoveCheckbook2False" />
+        <item itemvalue="JUnit.CheckbookTest.testRemoveCheckbook1False" />
+        <item itemvalue="JUnit.CheckbookTest.testRemoveCheckbook2True" />
       </list>
     </recent_temporary>
   </component>
@@ -319,48 +389,53 @@
       <workItem from="1544191538734" duration="1332000" />
       <workItem from="1544197365543" duration="1931000" />
       <workItem from="1544211950857" duration="8147000" />
+      <workItem from="1544449898010" duration="374000" />
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+      <workItem from="1544469033704" duration="1000" />
+      <workItem from="1544470429599" duration="228000" />
+      <workItem from="1544474921708" duration="1151000" />
     </task>
     <servers />
   </component>
   <component name="TestHistory">
-    <history-entry file="TransactionTest_testGetDate - 2018.12.07 at 17h 41m 05s.xml">
-      <configuration name="TransactionTest.testGetDate" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testAddCheckbook1 - 2018.12.10 at 16h 10m 31s.xml">
+      <configuration name="CheckbookTest.testAddCheckbook1" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testGetDate - 2018.12.07 at 17h 42m 49s.xml">
-      <configuration name="TransactionTest.testGetDate" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testAddCheckbook2 - 2018.12.10 at 16h 10m 35s.xml">
+      <configuration name="CheckbookTest.testAddCheckbook2" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testGetDate2 - 2018.12.07 at 17h 44m 33s.xml">
-      <configuration name="TransactionTest.testGetDate2" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testRemoveCheckbook1True - 2018.12.10 at 16h 12m 31s.xml">
+      <configuration name="CheckbookTest.testRemoveCheckbook1True" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testGetId1 - 2018.12.07 at 17h 44m 49s.xml">
-      <configuration name="TransactionTest.testGetId1" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testRemoveCheckbook2True - 2018.12.10 at 16h 12m 36s.xml">
+      <configuration name="CheckbookTest.testRemoveCheckbook2True" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testGetDate1 - 2018.12.07 at 17h 44m 55s.xml">
-      <configuration name="TransactionTest.testGetDate1" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testRemoveCheckbook1False - 2018.12.10 at 16h 12m 39s.xml">
+      <configuration name="CheckbookTest.testRemoveCheckbook1False" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testGetType - 2018.12.07 at 17h 50m 59s.xml">
-      <configuration name="TransactionTest.testGetType" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_tesrRemoveCheckbook2False - 2018.12.10 at 16h 12m 41s.xml">
+      <configuration name="CheckbookTest.tesrRemoveCheckbook2False" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testGetPayee - 2018.12.07 at 18h 02m 07s.xml">
-      <configuration name="TransactionTest.testGetPayee" configurationId="JUnit" />
+    <history-entry file="CheckbookTest - 2018.12.10 at 16h 12m 56s.xml">
+      <configuration name="CheckbookTest" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testSetPayee - 2018.12.07 at 18h 20m 22s.xml">
-      <configuration name="TransactionTest.testSetPayee" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testToArray - 2018.12.10 at 16h 16m 22s.xml">
+      <configuration name="CheckbookTest.testToArray" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest_testGetAmount - 2018.12.07 at 18h 22m 09s.xml">
-      <configuration name="TransactionTest.testGetAmount" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testToArray - 2018.12.10 at 16h 17m 30s.xml">
+      <configuration name="CheckbookTest.testToArray" configurationId="JUnit" />
     </history-entry>
-    <history-entry file="TransactionTest - 2018.12.07 at 18h 22m 33s.xml">
-      <configuration name="TransactionTest" configurationId="JUnit" />
+    <history-entry file="CheckbookTest_testToArray - 2018.12.10 at 16h 18m 17s.xml">
+      <configuration name="CheckbookTest.testToArray" configurationId="JUnit" />
     </history-entry>
   </component>
   <component name="TimeTrackingManager">
-    <option name="totallyTimeSpent" value="14669000" />
+    <option name="totallyTimeSpent" value="17815000" />
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     <layout>
-      <window_info content_ui="combo" id="Project" order="0" weight="0.17252396" />
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.2197092" />
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@@ -369,16 +444,16 @@
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       <window_info anchor="bottom" id="Find" order="1" />
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       <window_info anchor="bottom" id="Debug" order="3" weight="0.4" />
       <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="Terminal" order="7" />
+      <window_info anchor="bottom" id="Terminal" order="7" weight="0.32876712" />
       <window_info anchor="bottom" id="Event Log" order="8" side_tool="true" />
       <window_info anchor="bottom" id="Version Control" order="9" />
       <window_info anchor="bottom" id="Database Changes" order="10" show_stripe_button="false" />
-      <window_info anchor="bottom" id="Messages" order="11" weight="0.32921174" />
+      <window_info anchor="bottom" id="Messages" order="11" weight="0.32876712" />
       <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" />
@@ -399,9 +474,6 @@
   </component>
   <component name="editorHistoryManager">
     <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="SPLIT">
@@ -426,20 +498,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/Checkbook/src/test/java/PayeeTest.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="1032">
-          <caret line="73" column="44" selection-start-line="73" selection-start-column="44" selection-end-line="73" selection-end-column="44" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Payee.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="147">
-          <caret line="28" column="33" selection-start-line="28" selection-start-column="18" selection-end-line="28" selection-end-column="33" />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/TransactionType.java">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="60">
@@ -458,55 +516,98 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="33">
           <caret line="6" column="30" selection-start-line="6" selection-start-column="30" selection-end-line="6" selection-end-column="30" />
-          <folding>
-            <element signature="imports" expanded="true" />
-          </folding>
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state>
+          <caret column="27" lean-forward="true" selection-start-column="27" selection-end-column="27" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Checkbook/src/test/java/PayeeTest.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="1035">
+          <caret line="73" column="44" selection-start-line="73" selection-start-column="44" selection-end-line="73" selection-end-column="44" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Payee.java">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="300">
+          <caret line="28" column="33" selection-start-line="28" selection-start-column="18" selection-end-line="28" selection-end-column="33" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/Checkbook/pom.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="330">
+          <caret line="22" column="20" lean-forward="true" selection-start-line="22" selection-start-column="20" selection-end-line="22" selection-end-column="20" />
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Checkbook.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="570">
-          <caret line="63" column="5" selection-start-line="63" selection-start-column="5" selection-end-line="63" selection-end-column="5" />
+        <state relative-caret-position="-136">
+          <caret line="34" column="28" selection-start-line="34" selection-start-column="28" selection-end-line="34" selection-end-column="28" />
           <folding>
-            <element signature="imports" expanded="true" />
+            <element signature="e#500#501#0" expanded="true" />
+            <element signature="e#542#543#0" expanded="true" />
+            <element signature="e#573#574#0" expanded="true" />
+            <element signature="e#618#619#0" expanded="true" />
+            <element signature="e#673#674#0" expanded="true" />
+            <element signature="e#701#702#0" expanded="true" />
             <element signature="e#780#781#0" expanded="true" />
             <element signature="e#832#833#0" expanded="true" />
+            <element signature="e#885#886#0" expanded="true" />
+            <element signature="e#940#941#0" expanded="true" />
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             <element signature="e#1057#1058#0" expanded="true" />
             <element signature="e#1118#1119#0" expanded="true" />
+            <element signature="e#1171#1172#0" expanded="true" />
+            <element signature="e#1198#1199#0" expanded="true" />
+            <element signature="e#1236#1237#0" expanded="true" />
+            <element signature="e#1269#1270#0" expanded="true" />
+            <element signature="e#1335#1336#0" expanded="true" />
+            <element signature="e#1362#1363#0" expanded="true" />
+            <element signature="e#1430#1431#0" expanded="true" />
+            <element signature="e#1457#1458#0" expanded="true" />
+            <element signature="e#1511#1512#0" expanded="true" />
+            <element signature="e#1538#1539#0" expanded="true" />
+            <element signature="e#1593#1594#0" expanded="true" />
+            <element signature="e#1620#1621#0" expanded="true" />
           </folding>
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/Checkbook/src/test/java/CheckbookTest.java">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="105">
-          <caret line="9" column="1" lean-forward="true" selection-start-line="9" selection-start-column="1" selection-end-line="9" selection-end-column="1" />
+        <state relative-caret-position="533">
+          <caret line="137" column="49" selection-start-line="137" selection-start-column="49" selection-end-line="137" selection-end-column="49" />
           <folding>
             <element signature="imports" expanded="true" />
-          </folding>
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/Checkbook/src/main/java/Transaction.java">
-      <provider selected="true" editor-type-id="text-editor">
-        <state>
-          <caret column="27" lean-forward="true" selection-start-column="27" selection-end-column="27" />
-          <folding>
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-            <element signature="e#1044#1045#0" expanded="true" />
-            <element signature="e#1085#1086#0" expanded="true" />
-            <element signature="e#1119#1120#0" expanded="true" />
+            <element signature="e#1943#1944#0" expanded="true" />
+            <element signature="e#2003#2004#0" expanded="true" />
+            <element signature="e#2129#2130#0" expanded="true" />
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+            <element signature="e#2230#2231#0" expanded="true" />
+            <element signature="e#2265#2266#0" expanded="true" />
+            <element signature="e#2346#2347#0" expanded="true" />
+            <element signature="e#2381#2382#0" expanded="true" />
+            <element signature="e#2453#2454#0" expanded="true" />
+            <element signature="e#2488#2489#0" expanded="true" />
+            <element signature="e#2507#2508#0" expanded="true" />
+            <element signature="e#2542#2543#0" expanded="true" />
+            <element signature="e#2608#2609#0" expanded="true" />
+            <element signature="e#2643#2644#0" expanded="true" />
+            <element signature="e#2720#2721#0" expanded="true" />
+            <element signature="e#2741#2742#0" expanded="true" />
+            <element signature="e#2845#2846#0" expanded="true" />
+            <element signature="e#2881#2882#0" expanded="true" />
+            <element signature="e#2963#2964#0" expanded="true" />
+            <element signature="e#2999#3000#0" expanded="true" />
           </folding>
         </state>
       </provider>

Checkbook/Checkbook.iml

@@ -10,6 +10,7 @@
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Maven: junit:junit:4.0" level="project" />
+    <orderEntry type="library" name="Maven: junit:junit:4.12" level="project" />
+    <orderEntry type="library" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />
   </component>
 </module>

Checkbook/pom.xml

@@ -23,7 +23,7 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.0</version>
+            <version>4.12</version>
         </dependency>
     </dependencies>
 

Checkbook/src/main/java/Checkbook.java

@@ -28,7 +28,7 @@ public class Checkbook {
     }
 
     public boolean contains(Transaction transaction){
-        return transactions.contains(transaction);
+        return false;
     }
 
     public boolean add(Transaction transaction){

Checkbook/src/test/java/CheckbookTest.java

@@ -1,10 +1,142 @@
+import org.junit.Assert;
 import org.junit.Before;
+import org.junit.Test;
 
-import static org.junit.Assert.*;
+import java.util.Arrays;
 
 public class CheckbookTest {
 
+    private Checkbook checkbook1;
+    private Checkbook checkbook2;
+    private Payee owner;
+    private Transaction one;
+    private Transaction two;
+
     @Before
     public void setUp() throws Exception {
+        owner = new Payee("Brown", "William", "me@gmail.com");
+        checkbook1 = new Checkbook(owner, 100.50);
+        checkbook2 = new Checkbook(200.03);
+        one = new Transaction("Food", owner, TransactionType.DEBIT, 8.75);
+        two = new Transaction(null, null, null, null);
+    }
+
+    @Test
+    public void testSizeOfCheckbook1WhenEmpty(){
+        int expected = 0;
+        int actual = checkbook1.size();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testSizeOfCheckbook1WithOne(){
+        checkbook1.add(one);
+
+        int expected = 1;
+        int actual = checkbook1.size();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testSizeOfCheckbook2WhenEmpty(){
+        int expected = 0;
+        int actual = checkbook2.size();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testSizeOfCheckbook2WithOne(){
+        checkbook2.add(one);
+
+        int expected = 1;
+        int actual = checkbook2.size();
+
+        Assert.assertEquals(expected, actual);
+    }
+
+    @Test
+    public void testIsEmptyCheckbook1True(){
+        Assert.assertTrue(checkbook1.isEmpty());
+    }
+
+    @Test
+    public void testIsEmptyCheckbook2True(){
+        Assert.assertTrue(checkbook2.isEmpty());
+    }
+
+    @Test
+    public void testIsEmptyCheckbook1False(){
+        checkbook1.add(one);
+        Assert.assertFalse(checkbook1.isEmpty());
+    }
+
+    @Test
+    public void testIsEmptyCheckbook2False(){
+        checkbook2.add(one);
+        Assert.assertFalse(checkbook2.isEmpty());
+    }
+
+    @Test
+    public void testContainsCheckbook1False(){
+        Assert.assertFalse(checkbook1.contains(two));
+    }
+
+    @Test
+    public void testContainsCheckbook2False(){
+        Assert.assertFalse(checkbook2.contains(two));
+    }
+
+    @Test
+    public void testContainsCheckbook1True(){
+        Assert.assertTrue(checkbook1.contains(one));
+    }
+
+    @Test
+    public void testContainsCheckbook2True(){
+        Assert.assertTrue(checkbook2.contains(one));
+    }
+
+    @Test
+    public void testAddCheckbook1(){
+        Assert.assertTrue(checkbook1.add(two));
+    }
+
+    @Test
+    public void testAddCheckbook2(){
+        Assert.assertTrue(checkbook2.add(two));
+    }
+
+    @Test
+    public void testRemoveCheckbook1True(){
+        Assert.assertTrue(checkbook1.remove(one));
+    }
+
+    @Test
+    public void testRemoveCheckbook2True(){
+        Assert.assertTrue(checkbook2.remove(one));
+    }
+
+    @Test
+    public void testRemoveCheckbook1False(){
+        Assert.assertFalse(checkbook1.remove(two));
+    }
+
+    @Test
+    public void testRemoveCheckbook2False(){
+        Assert.assertFalse(checkbook2.remove(two));
+    }
+
+    @Test
+    public void testToArray(){
+        Transaction[] expected = new Transaction[] {one};
+        Transaction[] actual = checkbook1.toArray();
+
+        System.out.println(Arrays.toString(expected));
+        System.out.println(Arrays.toString(actual));
+
+        Assert.assertArrayEquals(expected, actual);
     }
 }