HONEYCOMB-298 - LeafRefContext creation test

Verifies if all models in hc2vpp are compatible
with LeafRefContext(runtime check of leaf-ref references)

Change-Id: Id589fb3dc167cd147c439a2598a9818c0f596c3b
Signed-off-by: Jan Srnicek <jsrnicek@cisco.com>

6 files changed, 296 insertions, 1 deletions

diff --git a/it/api-test/asciidoc/Readme.adoc b/it/api-test/asciidoc/Readme.adoc
new file mode 100644
index 000000000..47756c379
--- /dev/null
+++ b/it/api-test/asciidoc/Readme.adoc
@@ -0,0 +1,21 @@
+= api-test
+
+Overview of api-test
+
+== LeafRefContextTest
+
+Provides test whether LeafRefContext is constructable from standard
+set of modules consisting of following modules models
+
+* v3po
+* lisp
+* routing
+* dhcp
+* nat
+* acl
+* nsh
+* iaom
+* l3
+* management
+* vpp-classifier
+
diff --git a/it/api-test/pom.xml b/it/api-test/pom.xml
new file mode 100644
index 000000000..b26c22f7d
--- /dev/null
+++ b/it/api-test/pom.xml
@@ -0,0 +1,114 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright (c) 2017 Cisco and/or its affiliates.
+  ~
+  ~ 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.
+  -->
+
+<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/xsd/maven-4.0.0.xsd">
+    <parent>
+        <groupId>io.fd.hc2vpp.common</groupId>
+        <artifactId>hc2vpp-parent</artifactId>
+        <version>1.17.04-SNAPSHOT</version>
+        <relativePath>../../common/hc2vpp-parent</relativePath>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <artifactId>api-test</artifactId>
+    <version>1.17.04-SNAPSHOT</version>
+
+    <dependencies>
+        <dependency>
+            <groupId>io.fd.hc2vpp.v3po</groupId>
+            <artifactId>v3po-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.lisp</groupId>
+            <artifactId>lisp-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.acl</groupId>
+            <artifactId>acl-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.routing</groupId>
+            <artifactId>routing-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.nat</groupId>
+            <artifactId>nat-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.dhcp</groupId>
+            <artifactId>dhcp-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.vpp.classifier</groupId>
+            <artifactId>vpp-classifier-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.management</groupId>
+            <artifactId>vpp-management-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.l3</groupId>
+            <artifactId>l3-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <!-- Open source plugins -->
+        <dependency>
+            <groupId>io.fd.hc2vpp.nsh</groupId>
+            <artifactId>vppnsh-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>io.fd.hc2vpp.ioam</groupId>
+            <artifactId>vppioam-api</artifactId>
+            <version>${project.version}</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.opendaylight.yangtools</groupId>
+            <artifactId>yang-model-api</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.opendaylight.mdsal</groupId>
+            <artifactId>mdsal-binding-generator-impl</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+</project>
\ No newline at end of file
diff --git a/it/api-test/src/test/java/io/fd/hc2vpp/model/test/LeafRefContextTest.java b/it/api-test/src/test/java/io/fd/hc2vpp/model/test/LeafRefContextTest.java
new file mode 100644
index 000000000..8a49673c6
--- /dev/null
+++ b/it/api-test/src/test/java/io/fd/hc2vpp/model/test/LeafRefContextTest.java
@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ *
+ * 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 io.fd.hc2vpp.model.test;
+
+import static com.google.common.base.Preconditions.checkState;
+import static org.junit.Assert.assertNotNull;
+
+import com.google.common.base.Charsets;
+import com.google.common.base.Strings;
+import com.google.common.io.Resources;
+import java.io.IOException;
+import java.net.URL;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Set;
+import java.util.stream.Collectors;
+import javax.annotation.Nonnull;
+import org.junit.Test;
+import org.opendaylight.yangtools.sal.binding.generator.impl.ModuleInfoBackedContext;
+import org.opendaylight.yangtools.yang.binding.YangModelBindingProvider;
+import org.opendaylight.yangtools.yang.binding.YangModuleInfo;
+import org.opendaylight.yangtools.yang.data.impl.leafref.LeafRefContext;
+import org.opendaylight.yangtools.yang.model.api.SchemaContext;
+
+/**
+ * Tests whether LeafRefContext in is constructable from standard set of models
+ */
+public class LeafRefContextTest {
+
+    private static final String YANG_BA_PROVIDER_PATH = "META-INF/services/" + YangModelBindingProvider.class.getName();
+
+    @Test
+    public void testLeafRefContextCreation() {
+        assertNotNull(LeafRefContext.create(context()));
+    }
+
+    private SchemaContext context() {
+
+        ModuleInfoBackedContext ctx = ModuleInfoBackedContext.create();
+        final Set<YangModuleInfo> modules = modules();
+        checkState(!modules.isEmpty(), "No modules found");
+        ctx.addModuleInfos(modules);
+
+        return ctx.getSchemaContext();
+    }
+
+    private Set<YangModuleInfo> modules() {
+        try {
+            return Collections.list(getClass().getClassLoader().getResources(YANG_BA_PROVIDER_PATH))
+                    .stream()
+                    .map(LeafRefContextTest::urlToString)
+                    .flatMap(content -> Arrays.stream(content.split("\n")))
+                    .filter(line -> !Strings.isNullOrEmpty(line.trim()))
+                    .map(LeafRefContextTest::loadClass)
+                    .map(LeafRefContextTest::getInstance)
+                    .map(YangModelBindingProvider.class::cast)
+                    .map(YangModelBindingProvider::getModuleInfo)
+                    .collect(Collectors.toSet());
+        } catch (IOException e) {
+            throw new IllegalStateException("Unable to load binding providers from path: " + YANG_BA_PROVIDER_PATH, e);
+        }
+    }
+
+    private static Object getInstance(@Nonnull final Class<?> aClass) {
+        try {
+            return aClass.newInstance();
+        } catch (InstantiationException | IllegalAccessException e) {
+            throw new IllegalStateException("Unable to create instance of " + aClass);
+        }
+    }
+
+    private static Class<?> loadClass(@Nonnull final String className) {
+        try {
+            return Class.forName(className);
+        } catch (ClassNotFoundException e) {
+            throw new IllegalArgumentException("Unable to load class: " + className, e);
+        }
+    }
+
+    private static String urlToString(@Nonnull final URL url) {
+        try {
+            return Resources.toString(url, Charsets.UTF_8);
+        } catch (IOException e) {
+            throw new IllegalArgumentException("Unable to read resource from: " + url, e);
+        }
+    }
+}
diff --git a/it/asciidoc/Readme.adoc b/it/asciidoc/Readme.adoc
new file mode 100644
index 000000000..d5eb90a42
--- /dev/null
+++ b/it/asciidoc/Readme.adoc
@@ -0,0 +1,3 @@
+= it-aggregator
+
+Overview of it-aggregator
\ No newline at end of file
diff --git a/it/pom.xml b/it/pom.xml
new file mode 100644
index 000000000..2b89d233e
--- /dev/null
+++ b/it/pom.xml
@@ -0,0 +1,55 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright (c) 2017 Cisco and/or its affiliates.
+  ~
+  ~ 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.
+  -->
+
+<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/xsd/maven-4.0.0.xsd">
+    <parent>
+        <groupId>io.fd.hc2vpp.common</groupId>
+        <artifactId>hc2vpp-parent</artifactId>
+        <version>1.17.04-SNAPSHOT</version>
+        <relativePath>../common/hc2vpp-parent</relativePath>
+    </parent>
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>io.fd.hc2vpp.infra</groupId>
+    <artifactId>it-aggregator</artifactId>
+    <packaging>pom</packaging>
+
+    <modules>
+        <module>api-test</module>
+    </modules>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-deploy-plugin</artifactId>
+                <configuration>
+                    <skip>true</skip>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-install-plugin</artifactId>
+                <configuration>
+                    <skip>true</skip>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file
diff --git a/pom.xml b/pom.xml
index 3b702abe7..5e81b158c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -51,5 +51,6 @@
     <module>vpp-classifier</module>
     <module>l3</module>
     <module>vpp-management</module>
+    <module>it</module>
   </modules>
-</project>
+</project>
\ No newline at end of file