Add test for compiling a widgetset that inherits Vaadin7WidgetSet (#8403)

* Add test for compiling a widgetset that inherits Vaadin7WidgetSet

* Remove unnecessary dependency management block

* Minor style fixes

5 files changed, 66 insertions, 2 deletions

diff --git a/test/default-widget-set/src/test/java/com/vaadin/test/defaultwidgetset/DefaultWidgetSetIT.java b/test/default-widget-set/src/test/java/com/vaadin/test/defaultwidgetset/DefaultWidgetSetIT.java
index 8fda5812d0..a053b68a26 100644
--- a/test/default-widget-set/src/test/java/com/vaadin/test/defaultwidgetset/DefaultWidgetSetIT.java
+++ b/test/default-widget-set/src/test/java/com/vaadin/test/defaultwidgetset/DefaultWidgetSetIT.java
@@ -2,10 +2,10 @@ package com.vaadin.test.defaultwidgetset;
 
 import org.junit.Test;
 
-public abstract class DefaultWidgetSetIT extends AbstractWidgetSetIT {
+public class DefaultWidgetSetIT extends AbstractWidgetSetIT {
 
     @Test
     public void appStartsUserCanInteract() {
         testAppStartsUserCanInteract("com.vaadin.DefaultWidgetSet");
     }
-}
\ No newline at end of file
+}
diff --git a/test/pom.xml b/test/pom.xml
index b9493fcb55..e44986ffb1 100644
--- a/test/pom.xml
+++ b/test/pom.xml
@@ -93,6 +93,7 @@
     <modules>
         <module>widget-set-testutil</module>
         <module>default-widget-set</module>
+        <module>vaadin7-widget-set</module>
         <module>own-widget-set</module>
         <module>addon-using-own-widget-set</module>
         <module>addon-using-no-defined-widget-set</module>
diff --git a/test/vaadin7-widget-set/pom.xml b/test/vaadin7-widget-set/pom.xml
new file mode 100644
index 0000000000..17f73402c1
--- /dev/null
+++ b/test/vaadin7-widget-set/pom.xml
@@ -0,0 +1,35 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <parent>
+        <groupId>com.vaadin</groupId>
+        <artifactId>vaadin-test</artifactId>
+        <version>8.0-SNAPSHOT</version>
+    </parent>
+    <artifactId>vaadin-test-vaadin7-widget-set</artifactId>
+    <packaging>war</packaging>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.vaadin</groupId>
+            <artifactId>vaadin-test-widget-set-testutil</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>com.vaadin</groupId>
+            <artifactId>vaadin-compatibility-client</artifactId>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>com.vaadin</groupId>
+                <artifactId>vaadin-maven-plugin</artifactId>
+                <configuration>
+                    <extraJvmArgs>-Xmx1G</extraJvmArgs>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
diff --git a/test/vaadin7-widget-set/src/main/java/com/vaadin/test/vaadin7widgetset/Vaadin7WidgetSetUI.java b/test/vaadin7-widget-set/src/main/java/com/vaadin/test/vaadin7widgetset/Vaadin7WidgetSetUI.java
new file mode 100644
index 0000000000..8da754eb12
--- /dev/null
+++ b/test/vaadin7-widget-set/src/main/java/com/vaadin/test/vaadin7widgetset/Vaadin7WidgetSetUI.java
@@ -0,0 +1,15 @@
+package com.vaadin.test.vaadin7widgetset;
+
+import javax.servlet.annotation.WebServlet;
+
+import com.vaadin.annotations.VaadinServletConfiguration;
+import com.vaadin.server.VaadinServlet;
+import com.vaadin.test.widgetset.AbstractTestWidgetSetUI;
+
+public class Vaadin7WidgetSetUI extends AbstractTestWidgetSetUI {
+
+    @WebServlet(urlPatterns = "/*", name = "MyUIServlet", asyncSupported = true)
+    @VaadinServletConfiguration(ui = Vaadin7WidgetSetUI.class, productionMode = false)
+    public static class MyUIServlet extends VaadinServlet {
+    }
+}
diff --git a/test/vaadin7-widget-set/src/test/java/com/vaadin/test/vaadin7widgetset/Vaadin7WidgetSetIT.java b/test/vaadin7-widget-set/src/test/java/com/vaadin/test/vaadin7widgetset/Vaadin7WidgetSetIT.java
new file mode 100644
index 0000000000..5072032673
--- /dev/null
+++ b/test/vaadin7-widget-set/src/test/java/com/vaadin/test/vaadin7widgetset/Vaadin7WidgetSetIT.java
@@ -0,0 +1,13 @@
+package com.vaadin.test.vaadin7widgetset;
+
+import org.junit.Test;
+
+import com.vaadin.test.defaultwidgetset.AbstractWidgetSetIT;
+
+public class Vaadin7WidgetSetIT extends AbstractWidgetSetIT {
+
+    @Test
+    public void appStartsUserCanInteract() {
+        testAppStartsUserCanInteract("AppWidgetset");
+    }
+}