Added test for no sort order plugin generation case

Author: drpayyne

testData/actions/generation/generator/PluginDiXmlGenerator/addTwoPluginsToOneDiXml/di.xml

@@ -3,10 +3,12 @@
         xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
     <type name="Foo\Bar\Model\PluginTargetClassOne">
         <plugin name="test_plugin_name_1"
-                type="Foo\Bar\Plugin\TestOnePlugin" sortOrder="10"/>
+                type="Foo\Bar\Plugin\TestOnePlugin"
+                sortOrder="10"/>
     </type>
     <type name="Foo\Bar\Model\PluginTargetClassTwo">
         <plugin name="test_plugin_name_2"
-                type="Foo\Bar\Plugin\TestTwoPlugin" sortOrder="20"/>
+                type="Foo\Bar\Plugin\TestTwoPlugin"
+                sortOrder="20"/>
     </type>
 </config>

testData/actions/generation/generator/PluginDiXmlGenerator/addTwoPluginsToOneTargetClass/di.xml

@@ -3,8 +3,10 @@
         xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
     <type name="Foo\Bar\Model\PluginTargetClassOne">
         <plugin name="test_plugin_name_1"
-                type="Foo\Bar\Plugin\TestOnePlugin" sortOrder="10"/>
+                type="Foo\Bar\Plugin\TestOnePlugin"
+                sortOrder="10"/>
         <plugin name="test_plugin_name_2"
-                type="Foo\Bar\Plugin\TestTwoPlugin" sortOrder="20"/>
+                type="Foo\Bar\Plugin\TestTwoPlugin"
+                sortOrder="20"/>
     </type>
 </config>

testData/actions/generation/generator/PluginDiXmlGenerator/generatePluginDiXmlFileForAdminhtmlArea/di.xml

@@ -3,6 +3,7 @@
         xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
     <type name="Foo\Bar\Model\PluginTargetClassTwo">
         <plugin name="test_plugin_name_2"
-                type="Foo\Bar\Plugin\TestTwoPlugin" sortOrder="20"/>
+                type="Foo\Bar\Plugin\TestTwoPlugin"
+                sortOrder="20"/>
     </type>
 </config>

testData/actions/generation/generator/PluginDiXmlGenerator/generatePluginDiXmlFileForBaseArea/di.xml

@@ -3,6 +3,7 @@
         xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
     <type name="Foo\Bar\Model\PluginTargetClassOne">
         <plugin name="test_plugin_name_1"
-                type="Foo\Bar\Plugin\TestOnePlugin" sortOrder="10"/>
+                type="Foo\Bar\Plugin\TestOnePlugin"
+                sortOrder="10"/>
     </type>
 </config>

testData/actions/generation/generator/PluginDiXmlGenerator/generatePluginDiXmlFileWithoutSortOrder/di.xml

@@ -0,0 +1,8 @@
+<?xml version="1.0"?>
+<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:noNamespaceSchemaLocation="urn:magento:framework:ObjectManager/etc/config.xsd">
+    <type name="Foo\Bar\Model\PluginTargetClassOne">
+        <plugin name="test_plugin_name_1"
+                type="Foo\Bar\Plugin\TestOnePlugin"/>
+    </type>
+</config>

tests/com/magento/idea/magento2plugin/actions/generation/generator/PluginDiXmlGeneratorTest.java

@@ -25,6 +25,30 @@ public class PluginDiXmlGeneratorTest extends BaseGeneratorTestCase {
     private static final String MODULE = "Foo_Bar";
     private static final String MODULE_DIR = "src/app/code/Foo/Bar/";
 
+    /**
+     * Test checks whether di.xml is generated correctly for the base area
+     */
+    public void testGeneratePluginDiXmlFileWithoutSortOrder() {
+        final PsiFile expectedFile = myFixture.configureByFile(
+                this.getFixturePath(ModuleDiXml.FILE_NAME)
+        );
+        final String area = Areas.base.toString();
+
+        final PsiFile diXml = addPluginDiXml(
+                PLUGIN_TARGET_CLASS_ONE_FNQ,
+                area,
+                "",
+                "test_plugin_name_1",
+                PLUGIN_CLASS_ONE_FNQ
+        );
+
+        assertGeneratedFileIsCorrect(
+                expectedFile,
+                getExpectedDirectory(area),
+                diXml
+        );
+    }
+
     /**
      * Test checks whether di.xml is generated correctly for the base area
      */