diff --git a/.idea/MyArray.iml b/.idea/MyArray.iml
index abb1554..f15ed7e 100644
--- a/.idea/MyArray.iml
+++ b/.idea/MyArray.iml
@@ -2,13 +2,26 @@
 <module type="CPP_MODULE" version="4">
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/tests/test_array.cpp" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/CMakeLists.txt" isTestSource="false" />
     </content>
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="module-library">
       <library name="Header Search Paths">
-        <CLASSES />
-        <SOURCES />
+        <CLASSES>
+          <root url="file://C:/Program Files/mingw-w64/x86_64-5.2.0-win32-seh-rt_v4-rev0/mingw64/lib/gcc/x86_64-w64-mingw32/5.2.0/include" />
+          <root url="file://C:/Program Files/mingw-w64/x86_64-5.2.0-win32-seh-rt_v4-rev0/mingw64/lib/gcc/x86_64-w64-mingw32/5.2.0/include-fixed" />
+          <root url="file://C:/Program Files/mingw-w64/x86_64-5.2.0-win32-seh-rt_v4-rev0/mingw64/x86_64-w64-mingw32/include" />
+          <root url="file://$MODULE_DIR$/include" />
+          <root url="file://$MODULE_DIR$/Catch/include" />
+        </CLASSES>
+        <SOURCES>
+          <root url="file://C:/Program Files/mingw-w64/x86_64-5.2.0-win32-seh-rt_v4-rev0/mingw64/lib/gcc/x86_64-w64-mingw32/5.2.0/include" />
+          <root url="file://C:/Program Files/mingw-w64/x86_64-5.2.0-win32-seh-rt_v4-rev0/mingw64/lib/gcc/x86_64-w64-mingw32/5.2.0/include-fixed" />
+          <root url="file://C:/Program Files/mingw-w64/x86_64-5.2.0-win32-seh-rt_v4-rev0/mingw64/x86_64-w64-mingw32/include" />
+          <root url="file://$MODULE_DIR$/include" />
+          <root url="file://$MODULE_DIR$/Catch/include" />
+        </SOURCES>
       </library>
     </orderEntry>
   </component>
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
index 94a25f7..f1d963c 100644
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -2,5 +2,6 @@
 <project version="4">
   <component name="VcsDirectoryMappings">
     <mapping directory="$PROJECT_DIR$" vcs="Git" />
+    <mapping directory="$PROJECT_DIR$/Catch" vcs="Git" />
   </component>
 </project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index a04a52e..8834ec5 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -3,6 +3,7 @@
   <component name="CMakeRunConfigurationManager" shouldGenerate="true" assignedExecutableTargets="true" buildAllGenerated="true">
     <generated>
       <config projectName="Vectr_array" targetName="test_array" />
+      <config projectName="MyArray" targetName="test_array" />
     </generated>
   </component>
   <component name="CMakeSettings" AUTO_RELOAD="false" GENERATION_PASS_SYSTEM_ENVIRONMENT="true">
@@ -12,22 +13,9 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="17ebce7e-26d6-4e8e-835e-bd0269517edb" name="Default" comment="">
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/Catch" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.clang-format" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.gitignore" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.gitmodules" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/.name" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/MyArray.iml" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/encodings.xml" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/misc.xml" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/modules.xml" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/vcs.xml" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/.travis.yml" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/CMakeLists.txt" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/LICENSE" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/README.md" />
-      <change type="NEW" beforePath="" afterPath="$PROJECT_DIR$/appveyor.yml" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/include/array.h" afterPath="$PROJECT_DIR$/include/array.h" />
+      <change type="MODIFICATION" beforePath="$PROJECT_DIR$/tests/test_array.cpp" afterPath="$PROJECT_DIR$/tests/test_array.cpp" />
     </list>
     <ignored path="MyArray.iws" />
     <ignored path=".idea/workspace.xml" />
@@ -47,12 +35,52 @@
     <favorites_list name="MyArray" />
   </component>
   <component name="FileEditorManager">
-    <leaf>
-      <file leaf-file-name="CMakeLists.txt" pinned="false" current-in-tab="true">
+    <leaf SIDE_TABS_SIZE_LIMIT_KEY="300">
+      <file leaf-file-name="CMakeLists.txt" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/CMakeLists.txt">
           <provider selected="true" editor-type-id="text-editor">
-            <state vertical-scroll-proportion="0.085642315">
-              <caret line="2" column="15" selection-start-line="2" selection-start-column="15" selection-end-line="2" selection-end-column="15" />
+            <state vertical-scroll-proportion="0.0">
+              <caret line="3" column="0" selection-start-line="3" selection-start-column="0" selection-end-line="3" selection-end-column="0" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="array.h" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/include/array.h">
+          <provider selected="true" editor-type-id="text-editor">
+            <state vertical-scroll-proportion="5.2458744">
+              <caret line="187" column="0" selection-start-line="187" selection-start-column="0" selection-end-line="187" selection-end-column="0" />
+              <folding>
+                <element signature="e#45#63#0" expanded="true" />
+                <element signature="e#114#123#0" expanded="true" />
+                <element signature="e#1560#1569#0" expanded="true" />
+                <element signature="e#1606#1615#0" expanded="true" />
+                <element signature="e#1700#1709#0" expanded="true" />
+                <element signature="e#1825#1834#0" expanded="true" />
+                <element signature="e#2055#2064#0" expanded="true" />
+                <element signature="e#2293#2302#0" expanded="true" />
+                <element signature="e#2515#2524#0" expanded="true" />
+                <element signature="e#2617#2626#0" expanded="true" />
+                <element signature="e#3102#3111#0" expanded="true" />
+                <element signature="e#3371#3380#0" expanded="true" />
+                <element signature="e#3467#3476#0" expanded="true" />
+                <element signature="e#3575#3584#0" expanded="true" />
+                <element signature="e#3733#3742#0" expanded="true" />
+                <element signature="e#3902#3911#0" expanded="true" />
+                <element signature="e#3976#3985#0" expanded="true" />
+                <element signature="e#4062#4071#0" expanded="true" />
+                <element signature="e#4145#4154#0" expanded="true" />
+              </folding>
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file leaf-file-name="test_array.cpp" pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/tests/test_array.cpp">
+          <provider selected="true" editor-type-id="text-editor">
+            <state vertical-scroll-proportion="0.0">
+              <caret line="200" column="17" selection-start-line="200" selection-start-column="17" selection-end-line="200" selection-end-column="17" />
               <folding />
             </state>
           </provider>
@@ -61,12 +89,15 @@
     </leaf>
   </component>
   <component name="Git.Settings">
+    <option name="ROOT_SYNC" value="DONT_SYNC" />
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
   <component name="IdeDocumentHistory">
     <option name="CHANGED_PATHS">
       <list>
         <option value="$PROJECT_DIR$/CMakeLists.txt" />
+        <option value="$PROJECT_DIR$/tests/test_array.cpp" />
+        <option value="$PROJECT_DIR$/include/array.h" />
       </list>
     </option>
   </component>
@@ -124,6 +155,34 @@
               <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
             </PATH_ELEMENT>
           </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="MyArray" />
+              <option name="myItemType" value="com.jetbrains.cidr.projectView.CidrFilesViewHelper$MyProjectTreeStructure$1" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="MyArray" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="tests" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
+          <PATH>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="MyArray" />
+              <option name="myItemType" value="com.jetbrains.cidr.projectView.CidrFilesViewHelper$MyProjectTreeStructure$1" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="MyArray" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+            <PATH_ELEMENT>
+              <option name="myItemId" value="include" />
+              <option name="myItemType" value="com.intellij.ide.projectView.impl.nodes.PsiDirectoryNode" />
+            </PATH_ELEMENT>
+          </PATH>
         </subPane>
       </pane>
     </panes>
@@ -131,7 +190,7 @@
   <component name="PropertiesComponent">
     <property name="last_opened_file_path" value="$PROJECT_DIR$" />
   </component>
-  <component name="RunManager" selected="Application.Build All">
+  <component name="RunManager" selected="Application.test_array">
     <configuration default="true" type="CMakeGoogleTestRunConfigurationType" factoryName="Google Test" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="MyArray" TARGET_NAME="test_array" CONFIG_NAME="Debug" TEST_MODE="SUITE_TEST">
       <envs />
       <method />
@@ -144,6 +203,11 @@
       <method />
     </configuration>
     <configuration default="true" type="js.build_tools.gulp" factoryName="Gulp.js">
+      <node-options />
+      <gulpfile />
+      <tasks />
+      <arguments />
+      <envs />
       <method />
     </configuration>
     <configuration default="true" type="js.build_tools.npm" factoryName="npm">
@@ -152,17 +216,17 @@
       <envs />
       <method />
     </configuration>
-    <configuration default="false" name="Build All" type="CMakeRunConfiguration" factoryName="Application" PASS_PARENT_ENVS="FALSE" CONFIG_NAME="Debug" EXPLICIT_BUILD_TARGET_NAME="all">
+    <configuration default="false" name="test_array" type="CMakeRunConfiguration" factoryName="Application" WORKING_DIR="" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="MyArray" TARGET_NAME="test_array" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="MyArray" RUN_TARGET_NAME="test_array">
       <envs />
       <method />
     </configuration>
-    <configuration default="false" name="test_array" type="CMakeRunConfiguration" factoryName="Application" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="Vectr_array" TARGET_NAME="test_array" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="Vectr_array" RUN_TARGET_NAME="test_array">
+    <configuration default="false" name="Build All" type="CMakeRunConfiguration" factoryName="Application" WORKING_DIR="" PASS_PARENT_ENVS="FALSE" PROJECT_NAME="MyArray" TARGET_NAME="test_array" CONFIG_NAME="Debug" RUN_TARGET_PROJECT_NAME="MyArray" RUN_TARGET_NAME="test_array">
       <envs />
       <method />
     </configuration>
     <list size="2">
-      <item index="0" class="java.lang.String" itemvalue="Application.Build All" />
-      <item index="1" class="java.lang.String" itemvalue="Application.test_array" />
+      <item index="0" class="java.lang.String" itemvalue="Application.test_array" />
+      <item index="1" class="java.lang.String" itemvalue="Application.Build All" />
     </list>
   </component>
   <component name="ShelveChangesManager" show_recycled="false" />
@@ -176,6 +240,25 @@
       <option name="number" value="Default" />
       <updated>1452699856158</updated>
     </task>
+    <task id="LOCAL-00001" summary="Commit for Travis CI">
+      <created>1452701631713</created>
+      <option name="number" value="00001" />
+      <option name="project" value="LOCAL" />
+      <updated>1452701631713</updated>
+    </task>
+    <task id="LOCAL-00002" summary="Travis CI and appveyor has been passed">
+      <created>1452702412043</created>
+      <option name="number" value="00002" />
+      <option name="project" value="LOCAL" />
+      <updated>1452702412043</updated>
+    </task>
+    <task id="LOCAL-00003" summary="Travis CI and appveyor has been passed #2">
+      <created>1452727261454</created>
+      <option name="number" value="00003" />
+      <option name="project" value="LOCAL" />
+      <updated>1452727261454</updated>
+    </task>
+    <option name="localTasksCounter" value="4" />
     <servers />
   </component>
   <component name="ToolWindowManager">
@@ -184,26 +267,41 @@
     <layout>
       <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.24963397" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
-      <window_info id="CMake" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.329653" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="true" content_ui="tabs" />
-      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.329653" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="CMake" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.329653" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Event Log" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="true" content_ui="tabs" />
+      <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.329653" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
-      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="false" content_ui="tabs" />
-      <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="-1" side_tool="true" content_ui="tabs" />
+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
+      <window_info id="Favorites" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="true" content_ui="tabs" />
+      <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Cvs" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="4" side_tool="false" content_ui="tabs" />
-      <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
       <window_info id="Message" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
       <window_info id="Commander" active="false" anchor="right" auto_hide="false" internal_type="SLIDING" type="SLIDING" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="0" side_tool="false" content_ui="tabs" />
-      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Inspection" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="5" side_tool="false" content_ui="tabs" />
-      <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
+      <window_info id="Hierarchy" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="2" side_tool="false" content_ui="combo" />
+      <window_info id="Find" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Ant Build" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.25" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
-      <window_info id="Debug" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.4" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
     </layout>
   </component>
+  <component name="Vcs.Log.UiProperties">
+    <option name="RECENTLY_FILTERED_USER_GROUPS">
+      <collection />
+    </option>
+    <option name="RECENTLY_FILTERED_BRANCH_GROUPS">
+      <collection />
+    </option>
+  </component>
   <component name="VcsContentAnnotationSettings">
     <option name="myLimit" value="2678400000" />
   </component>
+  <component name="VcsManagerConfiguration">
+    <MESSAGE value="Commit for Travis CI" />
+    <MESSAGE value="Travis CI and appveyor has been passed" />
+    <MESSAGE value="Travis CI and appveyor has been passed #2" />
+    <option name="LAST_COMMIT_MESSAGE" value="Travis CI and appveyor has been passed #2" />
+  </component>
   <component name="XDebuggerManager">
     <breakpoint-manager />
     <watches-manager />
@@ -211,11 +309,329 @@
   <component name="editorHistoryManager">
     <entry file="file://$PROJECT_DIR$/CMakeLists.txt">
       <provider selected="true" editor-type-id="text-editor">
-        <state vertical-scroll-proportion="0.085642315">
-          <caret line="2" column="15" selection-start-line="2" selection-start-column="15" selection-end-line="2" selection-end-column="15" />
+        <state vertical-scroll-proportion="0.0">
+          <caret line="3" column="0" selection-start-line="3" selection-start-column="0" selection-end-line="3" selection-end-column="0" />
           <folding />
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/include/array.h">
+      <provider selected="true" editor-type-id="text-editor">
+        <state vertical-scroll-proportion="0.0">
+          <caret line="251" column="25" selection-start-line="251" selection-start-column="25" selection-end-line="251" selection-end-column="25" />
+          <folding>
+            <element signature="e#45#63#0" expanded="true" />
+            <element signature="e#114#123#0" expanded="true" />
+            <element signature="e#1560#1569#0" expanded="true" />
+            <element signature="e#1606#1615#0" expanded="true" />
+            <element signature="e#1700#1709#0" expanded="true" />
+            <element signature="e#1825#1834#0" expanded="true" />
+            <element signature="e#2055#2064#0" expanded="true" />
+            <element signature="e#2293#2302#0" expanded="true" />
+            <element signature="e#2515#2524#0" expanded="true" />
+            <element signature="e#2617#2626#0" expanded="true" />
+            <element signature="e#3102#3111#0" expanded="true" />
+            <element signature="e#3371#3380#0" expanded="true" />
+            <element signature="e#3467#3476#0" expanded="true" />
+            <element signature="e#3575#3584#0" expanded="true" />
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\ No newline at end of file
diff --git a/README.md b/README.md
index 8e7a0fa..73a4c16 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,3 @@
-# MyArray
\ No newline at end of file
+# MyArray
+[![Build Status](https://travis-ci.org/Demitriy/MyArray.svg?branch=WorkingBranch)](https://travis-ci.org/Demitriy/MyArray)
+[![Build status](https://ci.appveyor.com/api/projects/status/8uqq44fnlwtvorha?svg=true)](https://ci.appveyor.com/project/Demitriy/myarray)
diff --git a/include/array.h b/include/array.h
new file mode 100644
index 0000000..97dcd96
--- /dev/null
+++ b/include/array.h
@@ -0,0 +1,240 @@
+#ifndef ARRAY_ARRAY_H
+#define ARRAY_ARRAY_H
+
+#include <cstddef>
+#include <iostream>
+#include <stdexcept>
+
+template<class T>
+class Vector {
+public:
+    // Member types
+    using value_type = T;
+    using size_type = std::size_t;
+    using reference = value_type&;
+    using const_reference = const value_type&;
+    using pointer = value_type*;
+    using const_pointer = const value_type*;
+
+    // Member function
+    Vector();
+
+    explicit Vector(size_type count);
+
+    Vector(size_type count, const value_type& value);
+
+    Vector(const Vector &other);
+
+    Vector(Vector&& other) noexcept;
+
+    ~Vector();
+
+    Vector& operator=(const Vector& other);
+
+    Vector& operator=(Vector&& other) noexcept;
+
+    // Element access
+    reference operator[](size_type pos) noexcept;
+
+    const_reference operator[](size_type pos) const noexcept;
+
+    // at() checks pos and throws std::out_of_range is pos >= size()
+    reference at(size_type pos);
+
+    const_reference at(size_type pos) const;
+
+    reference front() noexcept;
+
+    const_reference front() const noexcept;
+
+    reference back() noexcept;
+
+    const_reference back() const noexcept;
+
+    pointer data() noexcept;
+
+    const_pointer data() const noexcept;
+
+    // Capacity
+    bool empty() const noexcept;
+
+    size_type size() const noexcept;
+
+    size_type capacity() const noexcept;
+
+    // Modifiers
+    void clear();
+
+    void push_back(const value_type& value);
+
+private:
+    //Member
+    static value_type invar;
+    value_type *data_;
+    size_type size_;
+    size_type capacity_;
+
+};
+
+template <class T>
+T Vector<T>::invar = T();
+
+template <class T>
+Vector<T>::Vector() : data_(new value_type[1]), capacity_(1), size_(0) {}
+
+template <class T>
+Vector<T>::Vector(size_type count) : data_(new value_type[2*count]), capacity_(2*count), size_(count) {}
+
+template <class T>
+Vector<T>::Vector(size_type count, const value_type& value) : data_(new value_type[2*count]), capacity_(2*count), size_(count) {
+    for(size_type i = 0; i < count; ++i) {
+        *(data_ + i) = value;
+    }
+}
+
+template <class T>
+Vector<T>::Vector(const Vector &other) : size_(other.size_), capacity_(other.capacity_), data_(new value_type[capacity_]) {
+    for(size_type i = 0; i < size_; ++i) {
+        *(data_ + i) = *(other.data_ + i);
+    }
+}
+
+template <class T>
+Vector<T>::Vector(Vector&& other) noexcept {
+    size_ = other.size_;
+    other.size_ = 0;
+    capacity_ = other.capacity_;
+    other.capacity_ = 0;
+    data_ = other.data_;
+    other.data_ = &invar;
+}
+
+template <class T>
+Vector<T>::~Vector() {
+    if (data_ != &invar) {
+        delete[] data_;
+    }
+}
+
+template <class T>
+Vector<T> & Vector<T>::operator=(const Vector& other) {
+    if (capacity_ >= other.size_) {
+        for(size_type i = 0; i < other.size_; ++i) {
+            *(data_ + i) = *(other.data_ + i);
+        }
+    } else {
+        delete [] data_;
+        data_ = new value_type[2*other.size_];
+        capacity_ = 2*other.size_;
+        for(size_type i = 0; i < other.size_; ++i) {
+            *(data_ + i) = *(other.data_ + i);
+        }
+    }
+    size_ = other.size_;
+}
+
+template <class T>
+Vector<T> & Vector<T>::operator=(Vector&& other) noexcept {
+    size_ = other.size_;
+    capacity_ = other.capacity_;
+    delete [] data_;
+    data_ = other.data_;
+    other.size_ = 0;
+    other.capacity_ = 0;
+    other.data_ = &Vector<T>::invar;
+}
+
+template <class T>
+T& Vector<T>::operator[](size_type pos) noexcept {
+    return data_[pos];
+}
+
+template <class T>
+const T& Vector<T>::operator[](size_type pos) const noexcept {
+    return data_[pos];
+}
+
+template <class T>
+T& Vector<T>::at(size_type pos) {
+    if (pos >= size_) {
+        throw std::out_of_range("out_of_range");
+    }
+    return data_[pos];
+}
+
+template <class T>
+const T& Vector<T>::at(size_type pos) const {
+    if (pos >= size_) {
+        throw std::out_of_range("out_of_rane");
+    }
+    return data_[pos];
+}
+
+template <class T>
+T& Vector<T>::front() noexcept {
+    return *data_;
+}
+
+template <class T>
+const T& Vector<T>::front() const noexcept {
+    return *data_;
+}
+
+template <class T>
+T& Vector<T>::back() noexcept {
+    return data_[size_ - 1];
+}
+
+template <class T>
+const T& Vector<T>::back() const noexcept {
+    return data_[size_ - 1];
+}
+
+template <class T>
+T* Vector<T>::data() noexcept {
+    return data_;
+}
+
+template <class T>
+const T* Vector<T>::data() const noexcept {
+    return data_;
+}
+
+template <class T>
+bool Vector<T>::empty() const noexcept {
+    return size_ != 0 ? false : true;
+}
+
+template <class T>
+std::size_t Vector<T>::size() const noexcept {
+    return size_;
+}
+
+template <class T>
+std::size_t Vector<T>::capacity() const noexcept {
+    return capacity_;
+}
+
+template <class T>
+void Vector<T>::clear() {
+    size_ = 0;
+}
+
+template <class T>
+void Vector<T>::push_back(const value_type& value) {
+    if ((size_ + 1) <= capacity_) {
+        *(data_ + size_) = value;
+        ++size_;
+    } else {
+        ++size_;
+        capacity_ = 2*size_;
+        value_type *tmp = new value_type[capacity_];
+        for(size_type i = 0; i < size_ - 1; ++i) {
+            *(tmp + i) = *(data_ + i);
+        }
+        *(tmp + size_ - 1) = value;
+        data_ = tmp;
+    }
+}
+
+#endif //ARRAY_ARRAY_H
diff --git a/tests/test_array.cpp b/tests/test_array.cpp
new file mode 100644
index 0000000..83b65a5
--- /dev/null
+++ b/tests/test_array.cpp
@@ -0,0 +1,451 @@
+#define CATCH_CONFIG_MAIN // This tells Catch to provide a main() - only do this in one cpp file
+
+#include "array.h"
+#include "catch.hpp"
+
+template <class T>
+void cmp_array(const Vector<T> &rhs, const T *expected, const std::size_t N) {
+        REQUIRE(rhs.size() == N);
+    for(std::size_t i = 0; i < N; ++i) {
+        REQUIRE(rhs[i] == expected[i]);
+    }
+}
+
+TEST_CASE("Vector default ctor") {
+    SECTION("int") {
+        Vector<int> v;
+        REQUIRE(v.size() == 0);
+        REQUIRE(v.capacity() == 1);
+    }
+    SECTION("double") {
+        Vector<double> v;
+        REQUIRE(v.size() == 0);
+        REQUIRE(v.capacity() == 1);
+    }
+    SECTION("char") {
+        Vector<char> v;
+        REQUIRE(v.size() == 0);
+        REQUIRE(v.capacity() == 1);
+    }
+   /* SECTION("*char") {
+        Vector<*char> v;
+        REQUIRE(v.size() == 0);
+        REQUIRE(v.capacity() == 1);
+    }*/
+}
+
+TEST_CASE("Vector explicit init ctor") {
+    SECTION("int") {
+        REQUIRE(Vector<int>{6}.size() == 6);
+    }
+    SECTION("double") {
+        REQUIRE(Vector<double>{6}.size() == 6);
+    }
+    SECTION("char") {
+        REQUIRE(Vector<char>{6}.size() == 6);
+    }
+    /* SECTION("*char") {
+        REQUIRE(Vector<int>{6}.size() == 6);
+     }*/
+}
+
+TEST_CASE("Vector init ctor") {
+    SECTION("int") {
+        Vector<int> v{6, 6};
+        int expected[] = {6, 6, 6, 6, 6, 6};
+        REQUIRE(v.size() == 6);
+        cmp_array(v, expected, 6);
+    }
+    SECTION("double") {
+        Vector<double> v{6, 6.1};
+        double expected[] = {6.1, 6.1, 6.1, 6.1, 6.1, 6.1};
+        REQUIRE(v.size() == 6);
+        cmp_array(v, expected, 6);
+    }
+    SECTION("char") {
+        Vector<char> v{6, 'h'};
+        char expected[] = {'h', 'h', 'h', 'h', 'h', 'h'};
+        REQUIRE(v.size() == 6);
+        cmp_array(v, expected, 6);
+    }
+}
+
+TEST_CASE("Copy ctor") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        v[0] = 100;
+        v[1] = -1;
+        v[2] = 0;
+        Vector<int> w{v};
+        cmp_array(w, expected, 3);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        v[0] = 100.123;
+        v[1] = -1.01;
+        v[2] = 0.0;
+        Vector<double> w{v};
+        cmp_array(w, expected, 3);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        v[0] = 'h';
+        v[1] = '2';
+        v[2] = '+';
+        Vector<char> w{v};
+        cmp_array(w, expected, 3);
+    }
+}
+
+TEST_CASE("Assigment ctor") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        v[0] = 100;
+        v[1] = -1;
+        v[2] = 0;
+        Vector<int> w(std::move(v));
+        cmp_array(w, expected, 3);
+        REQUIRE(v.size() == 0);
+        REQUIRE(*v.data() == int());
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        v[0] = 100.123;
+        v[1] = -1.01;
+        v[2] = 0.0;
+        Vector<double> w(std::move(v));
+        cmp_array(w, expected, 3);
+        REQUIRE(v.size() == 0);
+        REQUIRE(*v.data() == double());
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        v[0] = 'h';
+        v[1] = '2';
+        v[2] = '+';
+        Vector<char> w(std::move(v));
+        cmp_array(w, expected, 3);
+        REQUIRE(v.size() == 0);
+        REQUIRE(*v.data() == char());
+    }
+}
+
+TEST_CASE("Copy assigment") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        v[0] = 100;
+        v[1] = -1;
+        v[2] = 0;
+        Vector<int> w = v;
+        cmp_array(w, expected, 3);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        v[0] = 100.123;
+        v[1] = -1.01;
+        v[2] = 0.0;
+        Vector<double> w = v;
+        cmp_array(w, expected, 3);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        v[0] = 'h';
+        v[1] = '2';
+        v[2] = '+';
+        Vector<char> w = v;
+        cmp_array(w, expected, 3);
+    }
+}
+
+TEST_CASE("Assigment") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        v[0] = 100;
+        v[1] = -1;
+        v[2] = 0;
+        Vector<int> w = std::move(v);
+        cmp_array(w, expected, 3);
+        REQUIRE(v.size() == 0);
+        REQUIRE(*v.data() == int());
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        v[0] = 100.123;
+        v[1] = -1.01;
+        v[2] = 0.0;
+        Vector<double> w = std::move(v);
+        cmp_array(w, expected, 3);
+        REQUIRE(v.size() == 0);
+        REQUIRE(*v.data() == double());
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        v[0] = 'h';
+        v[1] = '2';
+        v[2] = '+';
+        Vector<char> w = std::move(v);
+        cmp_array(w, expected, 3);
+        REQUIRE(v.size() == 0);
+        REQUIRE(*v.data() == char());
+    }
+}
+
+TEST_CASE("Indxing operator") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        for(std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        cmp_array(v, expected, 3);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        cmp_array(v, expected, 3);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        cmp_array(v, expected, 3);
+    }
+}
+
+TEST_CASE("Method at") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {0, -1, 1000};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE_THROWS(v.at(12));
+        REQUIRE(v.at(0) == expected[0]);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE_THROWS(v.at(12));
+        REQUIRE(v.at(0) == expected[0]);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE_THROWS(v.at(12));
+        REQUIRE(v.at(0) == expected[0]);
+    }
+}
+
+TEST_CASE("Method front") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        for(std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.front() == v[0]);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.front() == v[0]);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.front() == v[0]);
+    }
+}
+
+TEST_CASE("Method back") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        for(std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.back() == v[2]);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.back() == v[2]);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.back() == v[2]);
+    }
+}
+
+TEST_CASE("Method pointer") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0};
+        for(std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(*v.data() == expected[0]);
+        REQUIRE(v.data() != nullptr);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.data() != nullptr);
+        REQUIRE(*v.data() == expected[0]);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+'};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        REQUIRE(v.data() != nullptr);
+        REQUIRE(*v.data() == expected[0]);
+    }
+}
+
+TEST_CASE("Method empty") {
+    SECTION("int") {
+        Vector<int> v{3};
+        v.clear();
+        REQUIRE(v.empty());
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        v.clear();
+        REQUIRE(v.empty());
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        v.clear();
+        REQUIRE(v.empty());
+    }
+}
+
+TEST_CASE("Method size") {
+    SECTION("int") {
+        Vector<int> v{3};
+        REQUIRE(v.size() == 3);
+    }
+    SECTION("double") {
+        Vector<double> v{105};
+        REQUIRE(v.size() == 105);
+    }
+    SECTION("char") {
+        Vector<char> v{1000};
+        REQUIRE(v.size() == 1000);
+    }
+}
+
+TEST_CASE("Method capacity") {
+    SECTION("int") {
+        Vector<int> v{3};
+        REQUIRE(v.size() <= v.capacity());
+    }
+    SECTION("double") {
+        Vector<double> v{105};
+        REQUIRE(v.size() <= v.capacity());
+    }
+    SECTION("char") {
+        Vector<char> v{1000};
+        REQUIRE(v.size() <= v.capacity());
+    }
+}
+
+
+TEST_CASE("Method clear") {
+    SECTION("int") {
+        Vector<int> v{3};
+        v.clear();
+        REQUIRE(v.size() == 0);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        v.clear();
+        REQUIRE(v.size() == 0);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        v.clear();
+        REQUIRE(v.size() == 0);
+    }
+}
+
+TEST_CASE("Method push_back") {
+    SECTION("int") {
+        Vector<int> v{3};
+        int expected[] = {100, -1, 0, 4};
+        for(std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        v.push_back(4);
+        cmp_array(v, expected, 4);
+    }
+    SECTION("double") {
+        Vector<double> v{3};
+        double expected[] = {100.123, -1.01, 0.0, -10.088};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        v.push_back(-10.088);
+        cmp_array(v, expected, 4);
+    }
+    SECTION("char") {
+        Vector<char> v{3};
+        char expected[] = {'h', '2', '+', 'n'};
+        for (std::size_t i = 0; i < 3; ++i) {
+            v[i] = expected[i];
+        }
+        v.push_back('n');
+        cmp_array(v, expected, 4);
+    }
+
+}
+
+
+
+
+
+
+
+
+