Added test for generation

Author: bohdan-harniuk

testData/actions/generation/generator/WebApiXmlDeclarationGenerator/generateWebApiXmlDeclarationForService/webapi.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0"?>
+<routes xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Webapi:etc/webapi.xsd">
+    <route url="/V1/test/foo/save" method="POST">
+        <service class="Foo\Bar\Api\SaveFoo" method="execute"/>
+        <resources>
+            <resource ref="self"/>
+        </resources>
+    </route>
+</routes>

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

@@ -0,0 +1,53 @@
+/*
+ * Copyright © Magento, Inc. All rights reserved.
+ * See COPYING.txt for license details.
+ */
+
+package com.magento.idea.magento2plugin.actions.generation.generator;
+
+import com.intellij.psi.PsiFile;
+import com.magento.idea.magento2plugin.actions.generation.data.xml.WebApiXmlRouteData;
+import com.magento.idea.magento2plugin.actions.generation.generator.xml.WebApiDeclarationGenerator;
+import com.magento.idea.magento2plugin.magento.files.ModuleWebApiXmlFile;
+
+public class WebApiXmlDeclarationGeneratorTest extends BaseGeneratorTestCase {
+
+    private static final String EXPECTED_DIRECTORY = "src/app/code/Foo/Bar/etc";
+    private static final String COULD_NOT_GENERATE_MESSAGE =
+            ModuleWebApiXmlFile.DECLARATION_TEMPLATE + " could not be generated!";
+    private static final String MODULE_NAME = "Foo_Bar";
+    private static final String URL = "test/foo/save";
+    private static final String HTTP_METHOD = "POST";
+    private static final String SERVICE_CLASS = "Foo\\Bar\\Api\\SaveFoo";
+    private static final String SERVICE_METHOD = "execute";
+    private static final String RESOURCE = "self";
+
+    /**
+     * Test generation of web api xml declaration for a service.
+     */
+    public void testGenerateWebApiXmlDeclarationForService() {
+        final WebApiXmlRouteData data = new WebApiXmlRouteData(
+                MODULE_NAME,
+                URL,
+                HTTP_METHOD,
+                SERVICE_CLASS,
+                SERVICE_METHOD,
+                RESOURCE
+        );
+        final WebApiDeclarationGenerator generator = new WebApiDeclarationGenerator(
+                data,
+                myFixture.getProject()
+        );
+        final PsiFile result = generator.generate("test");
+
+        if (result == null) {
+            fail(COULD_NOT_GENERATE_MESSAGE);
+        }
+
+        assertGeneratedFileIsCorrect(
+                myFixture.configureByFile(this.getFixturePath(ModuleWebApiXmlFile.FILE_NAME)),
+                EXPECTED_DIRECTORY,
+                result
+        );
+    }
+}