Revert "Updated the test files as per PR changes"

This reverts commit f83f325.

Author: mma5997

modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/FileReferenceTest.java

@@ -8,7 +8,6 @@
 import io.swagger.v3.oas.models.PathItem;
 import io.swagger.v3.oas.models.media.ArraySchema;
 import io.swagger.v3.oas.models.media.ComposedSchema;
-import io.swagger.v3.oas.models.media.ObjectSchema;
 import io.swagger.v3.oas.models.media.Schema;
 import io.swagger.v3.parser.OpenAPIV3Parser;
 import io.swagger.v3.parser.core.models.ParseOptions;
@@ -236,9 +235,9 @@ public void testIssue421() {
         assertNotNull(swagger.getPaths().get("/pet/{petId}").getPost().getParameters());
         assertTrue(swagger.getPaths().get("/pet/{petId}").getPost().getParameters().size() == 1);
         assertTrue(swagger.getPaths().get("/pet/{petId}").getPost().getRequestBody() != null);
-        assertTrue(swagger.getPaths().get("/pet/{petId}").getPost().getRequestBody().getContent() != null);
-        assertTrue(swagger.getPaths().get("/pet/{petId}").getPost().getRequestBody().getContent().get("application/x-www-form-urlencoded") != null);
-        assertTrue(swagger.getPaths().get("/pet/{petId}").getPost().getRequestBody().getContent().get("application/x-www-form-urlencoded").getSchema() instanceof ObjectSchema);
+        assertTrue(swagger.getPaths().get("/pet/{petId}").getPost().getRequestBody().get$ref() != null);
+        assertEquals(swagger.getPaths().get("/pet/{petId}").getPost().getRequestBody().get$ref(),"#/components/requestBodies/requestBody");
+        assertTrue(swagger.getPaths().get("/pet/{petId}").getPost().getRequestBody().get$ref().equals("#/components/requestBodies/requestBody"));
 
         assertNotNull(swagger.getPaths().get("/store/order"));
         assertNotNull(swagger.getPaths().get("/store/order").getPost());

modules/swagger-parser-v3/src/test/java/io/swagger/v3/parser/test/OpenAPIResolverTest.java

@@ -346,9 +346,7 @@ public void componentsResolver() throws Exception {
         // internal callback reference
         assertEquals(callbacks.get("referenced").get$ref(),"#/components/callbacks/failed");
         //callback pathItem -> operation ->requestBody
-        assertTrue(callbacks.get("heartbeat").get("$request.query.heartbeat-url").getPost().getRequestBody().getContent() != null);
-        assertTrue(callbacks.get("heartbeat").get("$request.query.heartbeat-url").getPost().getRequestBody().getContent().get("application/json").getSchema() instanceof ArraySchema);
-        assertEquals(((ArraySchema) callbacks.get("heartbeat").get("$request.query.heartbeat-url").getPost().getRequestBody().getContent().get("application/json").getSchema()).getItems().get$ref(),"#/components/schemas/User");
+        assertEquals(callbacks.get("heartbeat").get("$request.query.heartbeat-url").getPost().getRequestBody().get$ref(),"#/components/requestBodies/requestBody3");
         //remote callback ref
         assertEquals(callbacks.get("remoteCallback").get$ref(),"#/components/callbacks/callback");