Add unit testing

JUnit based testing added to the checker lib and service, work in progress.
Includes grammar correction.

Change-Id: I8fa950f89faba24e7b45ef41cbc0402362b3f394
Issue-Id: MODELING-26
Signed-off-by: Serban Jora <jora@research.att.com>

5 files changed, 223 insertions, 0 deletions

diff --git a/javatoscachecker/service/src/test/java/org/onap/tosca/checker/service/test/CheckerServiceTest.java b/javatoscachecker/service/src/test/java/org/onap/tosca/checker/service/test/CheckerServiceTest.java
new file mode 100644
index 0000000..b6eb644
--- /dev/null
+++ b/javatoscachecker/service/src/test/java/org/onap/tosca/checker/service/test/CheckerServiceTest.java
@@ -0,0 +1,151 @@
+/*
+ * Copyright (c) 2017 <AT&T>.  All rights reserved.
+ * ===================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ *        http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed 
+ * on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for
+ * the specific language governing permissions and limitations under the License.
+ */
+package org.onap.tosca.checker.service.test;
+
+import java.util.Scanner;
+
+import static org.junit.Assert.assertTrue;
+import static org.assertj.core.api.Assertions.assertThat; 
+
+import org.junit.FixMethodOrder;
+import org.junit.runners.MethodSorters;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.test.context.junit4.SpringRunner;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.boot.test.web.client.TestRestTemplate;
+
+import org.springframework.http.HttpMethod;
+import org.springframework.http.MediaType;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.ResponseEntity;
+
+import org.onap.tosca.checker.Report;
+
+/**
+ * The test order is relevant here ..
+ */
+
+//@RunWith(SpringJUnit4ClassRunner.class)
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = org.onap.tosca.checker.service.CheckerEngine.class,
+								webEnvironment = WebEnvironment.RANDOM_PORT)
+@FixMethodOrder(MethodSorters.NAME_ASCENDING)
+public class CheckerServiceTest {
+
+	@Autowired
+	private TestRestTemplate restTemplate;
+
+	@Test
+	public void testCatalogExists() {
+		assertTrue(
+				this.restTemplate.getForEntity("/check_template/nosuchcatalog", String.class)
+						.getStatusCodeValue() == 404);
+	}
+
+	@Test
+	public void testStandaloneTemplate() {
+
+		ResponseEntity<Report> response =
+			this.restTemplate.exchange("/check_template/", HttpMethod.POST, prepareRequest("standalone.yaml"), Report.class);
+		
+		assertTrue(response.getStatusCodeValue() == 200);
+		assertTrue(response.getBody().size() == 0); //no errors
+	}
+	
+	@Test
+	public void testStandaloneTemplateWithErrors() {
+
+		ResponseEntity<Report> response =
+			this.restTemplate.exchange("/check_template/", HttpMethod.POST, prepareRequest("standalone_with_errors.yaml"), Report.class);
+		
+		assertTrue(response.getStatusCodeValue() == 200);
+		assertTrue(response.getBody().size() > 0); //some errors
+	}
+	
+	@Test
+	public void testCatalog1WithNamedTemplate() {
+
+		ResponseEntity<Report> response =
+			this.restTemplate.exchange("/check_template/test/schema.yaml", HttpMethod.POST, prepareRequest("test_schema.yaml"), Report.class);
+		
+		assertTrue(response.getStatusCodeValue() == 200);
+		assertThat(response.getBody().size() == 0)
+					.as("Processing failed: " + response.getBody())
+					.isTrue();
+	}
+
+	@Test
+	public void testCatalog2WithTemplate() {
+		
+		ResponseEntity<Report> response =
+			this.restTemplate.exchange("/check_template/test/", HttpMethod.POST, prepareRequest("test_template.yaml"), Report.class);
+		
+		assertTrue(response.getStatusCodeValue() == 200);
+		assertThat(response.getBody().size() == 0)
+					.as("Processing failed: " + response.getBody())
+					.isTrue();
+	}
+
+	@Test
+	public void testCatalog3NamedTemplateExists() {
+		
+		ResponseEntity<String> response =
+			this.restTemplate.exchange("/check_template/test/schema.yaml", HttpMethod.GET, null, String.class);
+		
+		assertTrue(response.getStatusCodeValue() == 200);
+	}
+
+	@Test
+	public void testCatalog4NamedTemplateDoesNotExists() {
+		ResponseEntity<String> response =
+			this.restTemplate.exchange("/check_template/test/test_schema.yaml", HttpMethod.GET, null, String.class);
+		
+		assertTrue(response.getStatusCodeValue() == 404);
+	}
+	
+	@Test
+	public void testCatalog5NamedTemplateDoesNotExists() {
+		ResponseEntity<String> response =
+			this.restTemplate.exchange("/check_template/test/test_schema.yaml", HttpMethod.GET, null, String.class);
+		
+		assertThat(response.getStatusCodeValue() == 404)
+						.as("Existence check failed, got " + response.getStatusCodeValue())
+						.isTrue();
+	}
+	
+	@Test
+	public void testCatalog6Delete() {
+		ResponseEntity<String> response =
+			this.restTemplate.exchange("/check_template/test/", HttpMethod.DELETE, null, String.class);
+		
+		assertThat(response.getStatusCodeValue() == 200)
+						.as("Existence check failed, got " + response.getStatusCodeValue())
+						.isTrue();
+	}
+
+	private HttpEntity prepareRequest(String theResourceName) {
+		String content = new Scanner(
+    									   Thread.currentThread().getContextClassLoader().getResourceAsStream(theResourceName), "UTF-8")
+											.useDelimiter("\\Z").next();
+
+		HttpHeaders headers = new HttpHeaders();
+ 		headers.setContentType(MediaType.APPLICATION_JSON);
+ 		return new HttpEntity<String>(content, headers);
+	}
+}
diff --git a/javatoscachecker/service/src/test/resources/standalone.yaml b/javatoscachecker/service/src/test/resources/standalone.yaml
new file mode 100644
index 0000000..26797ab
--- /dev/null
+++ b/javatoscachecker/service/src/test/resources/standalone.yaml
@@ -0,0 +1,21 @@
+tosca_definitions_version: tosca_simple_yaml_1_0
+
+topology_template:
+  node_templates:
+    my_server:
+      type: tosca.nodes.Compute
+      capabilities:
+        # Host container properties
+        host:
+         properties:
+           num_cpus: 1
+           disk_size: 10 GB
+           mem_size: 4096 MB
+        # Guest Operating System properties
+        os:
+          properties:
+            # host Operating System image properties
+            architecture: x86_64
+            type: linux 
+            distribution: rhel 
+            version: 6.5 
diff --git a/javatoscachecker/service/src/test/resources/standalone_with_errors.yaml b/javatoscachecker/service/src/test/resources/standalone_with_errors.yaml
new file mode 100644
index 0000000..d5c1a15
--- /dev/null
+++ b/javatoscachecker/service/src/test/resources/standalone_with_errors.yaml
@@ -0,0 +1,23 @@
+tosca_definitions_version: tosca_simple_yaml_1_0
+description: uses unknown capability propertya to trigger an error
+
+topology_template:
+  node_templates:
+    my_server:
+      type: tosca.nodes.Compute
+      capabilities:
+        # Host container properties
+        host:
+         properties:
+           num_cpus: 1
+           disk_size: 10 GB
+           mem_size: 4096 MB
+           virtualization_support: true
+        # Guest Operating System properties
+        os:
+          properties:
+            # host Operating System image properties
+            architecture: x86_64
+            type: linux 
+            distribution: rhel 
+            version: 6.5 
diff --git a/javatoscachecker/service/src/test/resources/test_schema.yaml b/javatoscachecker/service/src/test/resources/test_schema.yaml
new file mode 100644
index 0000000..9575e27
--- /dev/null
+++ b/javatoscachecker/service/src/test/resources/test_schema.yaml
@@ -0,0 +1,17 @@
+tosca_definitions_version: tosca_simple_yaml_1_1
+
+data_types:
+  org.onap.tosca.checker.service.Person:
+    properties:
+      firstName:
+        type: string
+        required: true
+      lastName:
+        type: string
+        required: true
+
+node_types:
+  org.onap.tosca.checker.service.Residence:
+    properties:
+      owner:
+        type: org.onap.tosca.checker.service.Person
diff --git a/javatoscachecker/service/src/test/resources/test_template.yaml b/javatoscachecker/service/src/test/resources/test_template.yaml
new file mode 100644
index 0000000..478aec0
--- /dev/null
+++ b/javatoscachecker/service/src/test/resources/test_template.yaml
@@ -0,0 +1,11 @@
+tosca_definitions_version: tosca_simple_yaml_1_0
+
+imports:
+  - schema: schema.yaml
+
+topology_template:
+  node_templates:
+    my_house:
+      type: org.onap.tosca.checker.service.Residence
+      properties:
+        owner: {firstName: "Serban", lastName: "Jora"}