Improve API Version tests

Author: adamretter

src/test/java/com/fusiondb/studio/api/VersionIT.java

@@ -21,14 +21,18 @@
 
 import static com.fusiondb.studio.api.API.getApiBaseUri;
 import static io.restassured.RestAssured.when;
+import static io.restassured.module.jsv.JsonSchemaValidator.matchesJsonSchemaInClasspath;
+import static org.apache.http.HttpStatus.SC_OK;
 
 public class VersionIT {
 
     @Test
     public void getServerVersion() {
         when().
                 get(getApiBaseUri() + "/version").
-        then()
-                .statusCode(200);
+        then().
+                statusCode(SC_OK).
+        assertThat().
+                body(matchesJsonSchemaInClasspath("version-schema.json"));
     }
 }

src/test/resources/version-schema.json

@@ -0,0 +1,32 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "title": "Document",
+  "type": "object",
+  "required" : [ "version", "server" ],
+  "properties" : {
+    "version": {
+      "type": "string",
+      "description": "version string",
+      "example": "1.2.3"
+    },
+    "server": {
+      "type": "object",
+      "description": "server version",
+      "properties": {
+        "product-name": {
+          "type": "string"
+        },
+        "version": {
+          "type": "string",
+          "example": "1.2.3"
+        },
+        "revision": {
+          "type": "string"
+        },
+        "build": {
+          "type": "string"
+        }
+      }
+    }
+  }
+}