コミット２回目

[vaadinsampleproject/Vaadin_Example_Project.git] / Vaadin8 / workspace_02 / multi_module_application / multi_module_application-backend / src / test / java / com / example / multi_module_application / backend / CrudServiceTest.java

diff --git a/Vaadin8/workspace_02/multi_module_application/multi_module_application-backend/src/test/java/com/example/multi_module_application/backend/CrudServiceTest.java b/Vaadin8/workspace_02/multi_module_application/multi_module_application-backend/src/test/java/com/example/multi_module_application/backend/CrudServiceTest.java
new file mode 100644 (file)
index 0000000..fbc506c
--- /dev/null
+++ b/Vaadin8/workspace_02/multi_module_application/multi_module_application-backend/src/test/java/com/example/multi_module_application/backend/CrudServiceTest.java
@@ -0,0 +1,56 @@
+package com.example.multi_module_application.backend;\r
+\r
+import org.junit.Assert;\r
+import org.junit.Before;\r
+import org.junit.Test;\r
+\r
+/**\r
+ * Generic tests for the CrudService\r
+ */\r
+public class CrudServiceTest {\r
+\r
+    private CrudService<TestBean> service;\r
+\r
+    @Before\r
+    public void setUp() {\r
+        service = new CrudService<>();\r
+    }\r
+\r
+    @Test\r
+    public void testSaveTenBeansToService() {\r
+        for (int i = 0; i < 10; ++i) {\r
+            Assert.assertEquals("Unexpected size of the service storage", service.findAll().size(), i);\r
+            TestBean entity = new TestBean();\r
+            service.save(entity);\r
+            Assert.assertTrue("Storage did not contain new entity", service.findAll().contains(entity));\r
+        }\r
+    }\r
+\r
+    @Test\r
+    public void testRemoveBeanFromService() {\r
+        int i = 0;\r
+        while (i < 10) {\r
+            TestBean entity = new TestBean();\r
+            service.save(entity);\r
+            ++i;\r
+        }\r
+\r
+        Assert.assertEquals("Initial size did not match", service.findAll().size(), i);\r
+        while (service.findAll().size() > 2) {\r
+            TestBean toRemove = service.findAll().get(2);\r
+            service.delete(toRemove);\r
+\r
+            Assert.assertEquals("Size did not match after remove", service.findAll().size(), --i);\r
+            Assert.assertFalse("Storage should not contain removed bean", service.findAll().contains(toRemove));\r
+        }\r
+    }\r
+\r
+    @Test\r
+    public void testAddEntityTwice() {\r
+        TestBean entity = new TestBean();\r
+        service.save(entity);\r
+        Assert.assertEquals("Unexpected size after store", service.findAll().size(), 1);\r
+        service.save(entity);\r
+        Assert.assertEquals("Same bean should not be stored twice", service.findAll().size(), 1);\r
+    }\r
+}\r