TASK: Refactor tests

* Have necessary setup in all tests.
* Added todos

Tests/Functional/Fixtures/BasicSetup.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="utf-8"?>
+<dataset>
+    <pages>
+        <uid>1</uid>
+        <pid>0</pid>
+        <title>Root page containing necessary TypoScript</title>
+    </pages>
+</dataset>

Tests/Functional/Fixtures/Indexing/IndexTcaTable.xml

@@ -1,11 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <dataset>
-    <pages>
-        <uid>1</uid>
-        <pid>0</pid>
-        <title>Page Title</title>
-    </pages>
-
     <tt_content>
         <uid>6</uid>
         <pid>1</pid>

Tests/Functional/FunctionalTestCase.php

@@ -40,6 +40,10 @@ abstract class FunctionalTestCase extends CoreTestCase
     {
         parent::setUp();
 
+        // Provide necessary configuration for extension
+        $this->importDataSet('Tests/Functional/Fixtures/BasicSetup.xml');
+        $this->setUpFrontendRootPage(1, ['EXT:search_core/Tests/Functional/Fixtures/BasicSetup.ts']);
+
         // Create client to make requests and assert something.
         $this->client = new \Elastica\Client([
             'host' => getenv('ES_HOST') ?: \Elastica\Connection::DEFAULT_HOST,

Tests/Functional/Indexing/IndexTcaTableTest.php

@@ -34,7 +34,6 @@ class IndexTcaTableTest extends FunctionalTestCase
         parent::setUp();
 
         $this->importDataSet('Tests/Functional/Fixtures/Indexing/IndexTcaTable.xml');
-        $this->setUpFrontendRootPage(1, ['EXT:search_core/Tests/Functional/Fixtures/Indexing/IndexTcaTable.ts']);
     }
 
     /**
@@ -53,4 +52,8 @@ class IndexTcaTableTest extends FunctionalTestCase
         $this->assertTrue($response->isOK());
         $this->assertSame($response->getData()['hits']['total'], 1, 'Not exactly 1 document was indexed.');
     }
+
+    // TODO: Add tests for hook.
+
+    // TODO: Add tests for search in frontend.
 }