diff --git a/.idea/misc.xml b/.idea/misc.xml
new file mode 100644
index 0000000..639900d
--- /dev/null
+++ b/.idea/misc.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectRootManager">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
new file mode 100644
index 0000000..d5de91a
--- /dev/null
+++ b/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/turniere-backend.iml" filepath="$PROJECT_DIR$/turniere-backend.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
new file mode 100644
index 0000000..35eb1dd
--- /dev/null
+++ b/.idea/vcs.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
new file mode 100644
index 0000000..f48c1e9
--- /dev/null
+++ b/.idea/workspace.xml
@@ -0,0 +1,346 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ChangeListManager">
+    <list default="true" id="a70d862e-5668-46ed-817a-f3a756158a43" name="TURNIERE-63 Rewrite Backend in Ruby" comment="" />
+    <list id="67c7000a-2973-4ce5-b1e6-9fc28d9a6243" name="Default Changelist" comment="" />
+    <ignored path="$PROJECT_DIR$/.bundle/" />
+    <ignored path="$PROJECT_DIR$/components/" />
+    <ignored path="$PROJECT_DIR$/public/system/" />
+    <ignored path="$PROJECT_DIR$/tmp/" />
+    <ignored path="$PROJECT_DIR$/vendor/bundle/" />
+    <ignored path="$PROJECT_DIR$/vendor/cache/" />
+    <ignored path="$PROJECT_DIR$/out/" />
+    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="DarkyenusTimeTracker">
+    <option name="naggedAbout" value="1" />
+  </component>
+  <component name="FUSProjectUsageTrigger">
+    <session id="-580199293">
+      <usages-collector id="statistics.lifecycle.project">
+        <counts>
+          <entry key="project.closed" value="5" />
+          <entry key="project.open.time.13" value="1" />
+          <entry key="project.open.time.2" value="2" />
+          <entry key="project.open.time.4" value="1" />
+          <entry key="project.open.time.8" value="1" />
+          <entry key="project.opened" value="5" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.open">
+        <counts>
+          <entry key="rb" value="7" />
+          <entry key="ru" value="1" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.open">
+        <counts>
+          <entry key="Ruby" value="8" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.extensions.edit">
+        <counts>
+          <entry key="jql" value="24" />
+        </counts>
+      </usages-collector>
+      <usages-collector id="statistics.file.types.edit">
+        <counts>
+          <entry key="JQL" value="24" />
+        </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://$PROJECT_DIR$/app/controllers/application_controller.rb">
+          <provider selected="true" editor-type-id="text-editor" />
+        </entry>
+      </file>
+      <file pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/app/models/application_record.rb">
+          <provider selected="true" editor-type-id="text-editor" />
+        </entry>
+      </file>
+      <file pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/app/models/user.rb">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="221">
+              <caret line="13" selection-start-line="13" selection-end-line="13" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/app/jobs/application_job.rb">
+          <provider selected="true" editor-type-id="text-editor" />
+        </entry>
+      </file>
+    </leaf>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+    <option name="RECENT_BRANCH_BY_REPOSITORY">
+      <map>
+        <entry key="$PROJECT_DIR$" value="master" />
+      </map>
+    </option>
+  </component>
+  <component name="JsBuildToolGruntFileManager" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsBuildToolPackageJson" detection-done="true" sorting="DEFINITION_ORDER" />
+  <component name="JsGulpfileManager">
+    <detection-done>true</detection-done>
+    <sorting>DEFINITION_ORDER</sorting>
+  </component>
+  <component name="ProjectFrameBounds" extendedState="6">
+    <option name="x" value="758" />
+    <option name="width" value="786" />
+    <option name="height" value="859" />
+  </component>
+  <component name="ProjectView">
+    <navigator proportions="" version="1">
+      <foldersAlwaysOnTop value="true" />
+    </navigator>
+    <panes>
+      <pane id="ProjectPane">
+        <subPane>
+          <expand>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+              <item name="app" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+              <item name="app" type="462c0819:PsiDirectoryNode" />
+              <item name="controllers" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+              <item name="app" type="462c0819:PsiDirectoryNode" />
+              <item name="jobs" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+              <item name="app" type="462c0819:PsiDirectoryNode" />
+              <item name="mailers" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+              <item name="app" type="462c0819:PsiDirectoryNode" />
+              <item name="models" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+              <item name="app" type="462c0819:PsiDirectoryNode" />
+              <item name="views" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="turniere-backend" type="b2602c69:ProjectViewProjectNode" />
+              <item name="turniere-backend" type="462c0819:PsiDirectoryNode" />
+              <item name="app" type="462c0819:PsiDirectoryNode" />
+              <item name="views" type="462c0819:PsiDirectoryNode" />
+              <item name="layouts" type="462c0819:PsiDirectoryNode" />
+            </path>
+          </expand>
+          <select />
+        </subPane>
+      </pane>
+      <pane id="PackagesPane" />
+      <pane id="RailsProjectView" />
+      <pane id="Scope" />
+    </panes>
+  </component>
+  <component name="PropertiesComponent">
+    <property name="WebServerToolWindowFactoryState" value="false" />
+    <property name="aspect.path.notification.shown" value="true" />
+    <property name="last_opened_file_path" value="$PROJECT_DIR$/../gem/turniere" />
+    <property name="nodejs_interpreter_path.stuck_in_default_project" value="/usr/bin/node" />
+    <property name="nodejs_npm_path_reset_for_default_project" value="true" />
+    <property name="settings.editor.selected.configurable" value="tasks.servers" />
+  </component>
+  <component name="RunDashboard">
+    <option name="ruleStates">
+      <list>
+        <RuleState>
+          <option name="name" value="ConfigurationTypeDashboardGroupingRule" />
+        </RuleState>
+        <RuleState>
+          <option name="name" value="StatusDashboardGroupingRule" />
+        </RuleState>
+      </list>
+    </option>
+  </component>
+  <component name="SpringUtil" SPRING_PRE_LOADER_OPTION="true" />
+  <component name="SvnConfiguration">
+    <configuration />
+  </component>
+  <component name="TaskManager">
+    <task id="Default" summary="Default task">
+      <branch name="master" repository="$PROJECT_DIR$" original="true" />
+      <changelist id="67c7000a-2973-4ce5-b1e6-9fc28d9a6243" name="Default Changelist" comment="" />
+      <created>1540985236499</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1540985482306</updated>
+      <workItem from="1540985241200" duration="240000" />
+    </task>
+    <task active="true" id="TURNIERE-63" summary="Rewrite Backend in Ruby">
+      <branch name="master" repository="$PROJECT_DIR$" />
+      <changelist id="a70d862e-5668-46ed-817a-f3a756158a43" name="TURNIERE-63 Rewrite Backend in Ruby" comment="" />
+      <created>1540806299000</created>
+      <option name="issue" value="true" />
+      <url>https://jiratinf16b4.it.dh-karlsruhe.de:8443/browse/TURNIERE-63</url>
+      <option name="number" value="63" />
+      <option name="presentableId" value="TURNIERE-63" />
+      <option name="project" value="TURNIERE" />
+      <updated>1540985482338</updated>
+      <workItem from="1540985483256" duration="120000" />
+      <workItem from="1541233604769" duration="546000" />
+      <workItem from="1541510627505" duration="595000" />
+      <workItem from="1541511436015" duration="129000" />
+      <workItem from="1541591328964" duration="1281000" />
+    </task>
+    <option name="createBranch" value="false" />
+    <option name="useBranch" value="true" />
+    <servers>
+      <JIRA url="https://jiratinf16b4.it.dh-karlsruhe.de:8443">
+        <option name="apiType" value="REST_2_0" />
+        <password>dfe9df9ddfdcdfc1dff4dfc2dffddf80dfcbdfc6dfe8df89df9bdfe9df93dfc1df93df80dffcdfc0dfd0dfdddf9ddfe2dfdedfc2dfe5df92dff4dfdddf8fdf89dfcfdf99dfc5</password>
+        <option name="jiraVersion" value="7.12.1" />
+        <option name="searchQuery" value="resolution = Unresolved and project=&quot;TURNIERE&quot; order by updated" />
+        <username>malaber</username>
+      </JIRA>
+    </servers>
+  </component>
+  <component name="TimeTrackingManager">
+    <option name="enabled" value="true" />
+    <option name="totallyTimeSpent" value="2911000" />
+    <option name="suspendDelayInSeconds" value="120" />
+  </component>
+  <component name="ToolWindowManager">
+    <frame x="-4" y="0" width="1608" height="864" extended-state="6" />
+    <editor active="true" />
+    <layout>
+      <window_info active="true" content_ui="combo" id="Project" order="0" visible="true" weight="0.11261261" />
+      <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
+      <window_info id="Designer" order="2" />
+      <window_info id="Favorites" order="3" side_tool="true" />
+      <window_info anchor="bottom" id="Message" order="0" />
+      <window_info anchor="bottom" id="Find" order="1" />
+      <window_info anchor="bottom" id="Run" order="2" />
+      <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="Docker" order="7" />
+      <window_info anchor="bottom" id="Version Control" order="8" sideWeight="0.4993565" visible="true" weight="0.32959327" />
+      <window_info anchor="bottom" id="Database Changes" order="9" show_stripe_button="false" />
+      <window_info anchor="bottom" id="Terminal" order="10" sideWeight="0.4993565" weight="0.32959327" />
+      <window_info anchor="bottom" id="Event Log" order="11" sideWeight="0.5006435" side_tool="true" weight="0.32959327" />
+      <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" />
+      <window_info anchor="right" id="Time Tracking" order="3" weight="0.68266666" />
+      <window_info anchor="right" id="LuaJ" order="4" />
+      <window_info anchor="right" id="Database" order="5" />
+      <window_info anchor="right" id="Palette&#9;" order="6" />
+      <window_info anchor="right" id="Maven Projects" order="7" />
+    </layout>
+  </component>
+  <component name="TypeScriptGeneratedFilesManager">
+    <option name="version" value="1" />
+  </component>
+  <component name="Vcs.Log.Tabs.Properties">
+    <option name="TAB_STATES">
+      <map>
+        <entry key="MAIN">
+          <value>
+            <State>
+              <option name="RECENTLY_FILTERED_USER_GROUPS">
+                <collection />
+              </option>
+              <option name="RECENTLY_FILTERED_BRANCH_GROUPS">
+                <collection />
+              </option>
+              <option name="COLUMN_ORDER">
+                <list>
+                  <option value="0" />
+                  <option value="1" />
+                  <option value="2" />
+                  <option value="3" />
+                </list>
+              </option>
+            </State>
+          </value>
+        </entry>
+      </map>
+    </option>
+  </component>
+  <component name="VcsContentAnnotationSettings">
+    <option name="myLimit" value="2678400000" />
+  </component>
+  <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/config.ru">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/config/routes.rb">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/config/spring.rb">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/mailers/application_mailer.rb">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="68">
+          <caret line="4" lean-forward="true" selection-start-line="4" selection-end-line="4" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/controllers/application_controller.rb">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/models/application_record.rb">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/jobs/application_job.rb">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/app/models/user.rb">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="221">
+          <caret line="13" selection-start-line="13" selection-end-line="13" />
+        </state>
+      </provider>
+    </entry>
+  </component>
+  <component name="masterDetails">
+    <states>
+      <state key="ProjectJDKs.UI">
+        <settings>
+          <last-edited>1.8</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+    </states>
+  </component>
+</project>
\ No newline at end of file
diff --git a/app/models/group.rb b/app/models/group.rb
new file mode 100644
index 0000000..46710b6
--- /dev/null
+++ b/app/models/group.rb
@@ -0,0 +1,4 @@
+class Group < ApplicationRecord
+  belongs_to :matches
+  belongs_to :teams
+end
diff --git a/app/models/group_stage.rb b/app/models/group_stage.rb
new file mode 100644
index 0000000..326fd4e
--- /dev/null
+++ b/app/models/group_stage.rb
@@ -0,0 +1,2 @@
+class GroupStage < ApplicationRecord
+end
diff --git a/app/models/match.rb b/app/models/match.rb
new file mode 100644
index 0000000..ea72ed7
--- /dev/null
+++ b/app/models/match.rb
@@ -0,0 +1,2 @@
+class Match < ApplicationRecord
+end
diff --git a/app/models/playoff_stage.rb b/app/models/playoff_stage.rb
new file mode 100644
index 0000000..24bfaf9
--- /dev/null
+++ b/app/models/playoff_stage.rb
@@ -0,0 +1,2 @@
+class PlayoffStage < ApplicationRecord
+end
diff --git a/app/models/team.rb b/app/models/team.rb
new file mode 100644
index 0000000..48a6c83
--- /dev/null
+++ b/app/models/team.rb
@@ -0,0 +1,2 @@
+class Team < ApplicationRecord
+end
diff --git a/app/services/group_stage.rb b/app/services/group_stage.rb
new file mode 100644
index 0000000..e0b4d5d
--- /dev/null
+++ b/app/services/group_stage.rb
@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+module Turniere
+  class GroupStage
+    def self.generate_playoffs(teams, _tournament)
+      stage_count = calculate_required_stage_count(teams.size)
+      generate_matches(teams)
+    end
+
+    def self.calculate_required_stage_count(number_of_teams)
+      if number_of_teams.zero? || number_of_teams == 1
+        0
+      else
+        Math.log(Turniere::Utils.previous_power_of_two(number_of_teams)) / Math.log(2)
+      end
+    end
+  end
+end
diff --git a/app/services/matches.rb b/app/services/matches.rb
new file mode 100644
index 0000000..39aead7
--- /dev/null
+++ b/app/services/matches.rb
@@ -0,0 +1,33 @@
+module Turniere
+  class Matches
+    def self.generate_matches(teams)
+      if teams.size == 1
+        return #TODO error with only one team
+      end
+      neededGames = 0
+      if (Turniere::Utils.po2?(teams.size()) 
+          neededGames = teams.size() / 2
+      else 
+          neededGames = teams.size() - Turniere::Utils.previous_power_of_two(teams.size()) / 2
+      end
+
+      lastPos = 0
+      matches = []
+      i = 0
+
+      while i < neededGames
+        match = Match(teams[2 * i], teams[( 2 * i ) + 1], 0, 0, :not_startet, i, false)
+        matches.insert match
+        i++
+      end
+
+      lastPos = i + 1
+
+      while teams.size() != 0 
+        match = Match(teams[2 * i], teams[( 2 * i ) + 1], 0, 0, Match, i, false)
+        matches.insert match
+      end
+      return lastPos
+    end
+  end
+end
\ No newline at end of file
diff --git a/db/migrate/20181111174658_create_groups.rb b/db/migrate/20181111174658_create_groups.rb
new file mode 100644
index 0000000..f645ff3
--- /dev/null
+++ b/db/migrate/20181111174658_create_groups.rb
@@ -0,0 +1,12 @@
+class CreateGroups < ActiveRecord::Migration[5.2]
+  def change
+    create_table :groups do |t|
+      t.integer :id
+      t.references :matches, foreign_key: true
+      t.references :teams, foreign_key: true
+      t.string :name
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20181111174759_create_group_stages.rb b/db/migrate/20181111174759_create_group_stages.rb
new file mode 100644
index 0000000..fa3650c
--- /dev/null
+++ b/db/migrate/20181111174759_create_group_stages.rb
@@ -0,0 +1,11 @@
+class CreateGroupStages < ActiveRecord::Migration[5.2]
+  def change
+    create_table :group_stages do |t|
+      t.integer :id
+      t.reference :groups
+      t.integer :playoff_size
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20181111174944_create_matches.rb b/db/migrate/20181111174944_create_matches.rb
new file mode 100644
index 0000000..5e8bbe1
--- /dev/null
+++ b/db/migrate/20181111174944_create_matches.rb
@@ -0,0 +1,16 @@
+class CreateMatches < ActiveRecord::Migration[5.2]
+  def change
+    create_table :matches do |t|
+      t.integer :id
+      t.reference :team_1
+      t.reference :team_2
+      t.integer :score_team_1
+      t.integer :score_team_2
+      t.integer :state
+      t.integer :position
+      t.boolean :is_group_match
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20181111175026_create_playoff_stages.rb b/db/migrate/20181111175026_create_playoff_stages.rb
new file mode 100644
index 0000000..5ca4d03
--- /dev/null
+++ b/db/migrate/20181111175026_create_playoff_stages.rb
@@ -0,0 +1,11 @@
+class CreatePlayoffStages < ActiveRecord::Migration[5.2]
+  def change
+    create_table :playoff_stages do |t|
+      t.integer :id
+      t.integer :level
+      t.reference :matches
+
+      t.timestamps
+    end
+  end
+end
diff --git a/db/migrate/20181111175127_create_teams.rb b/db/migrate/20181111175127_create_teams.rb
new file mode 100644
index 0000000..07f1f27
--- /dev/null
+++ b/db/migrate/20181111175127_create_teams.rb
@@ -0,0 +1,13 @@
+class CreateTeams < ActiveRecord::Migration[5.2]
+  def change
+    create_table :teams do |t|
+      t.integer :id
+      t.string :name
+      t.integer :group_score
+      t.integer :group_points_scored
+      t.integer :group_points_recieved
+
+      t.timestamps
+    end
+  end
+end
diff --git a/test/fixtures/group_stages.yml b/test/fixtures/group_stages.yml
new file mode 100644
index 0000000..1264878
--- /dev/null
+++ b/test/fixtures/group_stages.yml
@@ -0,0 +1,11 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  id: 1
+  groups: 
+  playoff_size: 1
+
+two:
+  id: 1
+  groups: 
+  playoff_size: 1
diff --git a/test/fixtures/groups.yml b/test/fixtures/groups.yml
new file mode 100644
index 0000000..5b6bef5
--- /dev/null
+++ b/test/fixtures/groups.yml
@@ -0,0 +1,13 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  id: 1
+  matches: one
+  teams: one
+  name: MyString
+
+two:
+  id: 1
+  matches: two
+  teams: two
+  name: MyString
diff --git a/test/fixtures/matches.yml b/test/fixtures/matches.yml
new file mode 100644
index 0000000..4c29833
--- /dev/null
+++ b/test/fixtures/matches.yml
@@ -0,0 +1,21 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  id: 1
+  team_1: 
+  team_2: 
+  score_team_1: 1
+  score_team_2: 1
+  state: 1
+  position: 1
+  is_group_match: false
+
+two:
+  id: 1
+  team_1: 
+  team_2: 
+  score_team_1: 1
+  score_team_2: 1
+  state: 1
+  position: 1
+  is_group_match: false
diff --git a/test/fixtures/playoff_stages.yml b/test/fixtures/playoff_stages.yml
new file mode 100644
index 0000000..207e071
--- /dev/null
+++ b/test/fixtures/playoff_stages.yml
@@ -0,0 +1,11 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  id: 1
+  level: 1
+  matches: 
+
+two:
+  id: 1
+  level: 1
+  matches: 
diff --git a/test/fixtures/teams.yml b/test/fixtures/teams.yml
new file mode 100644
index 0000000..67463c3
--- /dev/null
+++ b/test/fixtures/teams.yml
@@ -0,0 +1,15 @@
+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+one:
+  id: 1
+  name: MyString
+  group_score: 1
+  group_points_scored: 1
+  group_points_recieved: 1
+
+two:
+  id: 1
+  name: MyString
+  group_score: 1
+  group_points_scored: 1
+  group_points_recieved: 1
diff --git a/test/models/group_stage_test.rb b/test/models/group_stage_test.rb
new file mode 100644
index 0000000..d9d6197
--- /dev/null
+++ b/test/models/group_stage_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class GroupStageTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/group_test.rb b/test/models/group_test.rb
new file mode 100644
index 0000000..778eb0c
--- /dev/null
+++ b/test/models/group_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class GroupTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/match_test.rb b/test/models/match_test.rb
new file mode 100644
index 0000000..14436b1
--- /dev/null
+++ b/test/models/match_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class MatchTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/playoff_stage_test.rb b/test/models/playoff_stage_test.rb
new file mode 100644
index 0000000..c1da24e
--- /dev/null
+++ b/test/models/playoff_stage_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class PlayoffStageTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/test/models/team_test.rb b/test/models/team_test.rb
new file mode 100644
index 0000000..8b101cb
--- /dev/null
+++ b/test/models/team_test.rb
@@ -0,0 +1,7 @@
+require 'test_helper'
+
+class TeamTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end
diff --git a/turniere-backend.iml b/turniere-backend.iml
new file mode 100644
index 0000000..1382e87
--- /dev/null
+++ b/turniere-backend.iml
@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="RUBY_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="RailsFacetType" name="Ruby on Rails">
+      <configuration>
+        <RAILS_FACET_CONFIG_ID NAME="RAILS_FACET_SUPPORT_REMOVED" VALUE="false" />
+        <RAILS_FACET_CONFIG_ID NAME="RAILS_TESTS_SOURCES_PATCHED" VALUE="true" />
+        <RAILS_FACET_CONFIG_ID NAME="RAILS_FACET_APPLICATION_ROOT" VALUE="$MODULE_DIR$" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/spec" isTestSource="true" />
+      <excludeFolder url="file://$MODULE_DIR$/.bundle" />
+      <excludeFolder url="file://$MODULE_DIR$/components" />
+      <excludeFolder url="file://$MODULE_DIR$/public/system" />
+      <excludeFolder url="file://$MODULE_DIR$/tmp" />
+      <excludeFolder url="file://$MODULE_DIR$/vendor/bundle" />
+      <excludeFolder url="file://$MODULE_DIR$/vendor/cache" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="RModuleSettingsStorage">
+    <LOAD_PATH number="0" />
+    <I18N_FOLDERS number="1" string0="$MODULE_DIR$/config/locales" />
+  </component>
+</module>
\ No newline at end of file