Merge pull request #159 from swagger-api/issue-158

Type checking

Author: fehguy

modules/swagger-parser/src/main/java/io/swagger/parser/util/SwaggerDeserializer.java

@@ -1,43 +1,10 @@
 package io.swagger.parser.util;
 
 import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.node.ArrayNode;
-import com.fasterxml.jackson.databind.node.JsonNodeType;
-import com.fasterxml.jackson.databind.node.NumericNode;
-import com.fasterxml.jackson.databind.node.ObjectNode;
-import com.fasterxml.jackson.databind.node.TextNode;
-
-import io.swagger.models.ArrayModel;
-import io.swagger.models.ComposedModel;
-import io.swagger.models.Contact;
-import io.swagger.models.ExternalDocs;
-import io.swagger.models.Info;
-import io.swagger.models.License;
-import io.swagger.models.Model;
-import io.swagger.models.ModelImpl;
-import io.swagger.models.Operation;
-import io.swagger.models.Path;
-import io.swagger.models.RefModel;
-import io.swagger.models.RefPath;
-import io.swagger.models.RefResponse;
-import io.swagger.models.Response;
-import io.swagger.models.Scheme;
-import io.swagger.models.SecurityRequirement;
-import io.swagger.models.Swagger;
-import io.swagger.models.Tag;
-import io.swagger.models.Xml;
-import io.swagger.models.auth.ApiKeyAuthDefinition;
-import io.swagger.models.auth.BasicAuthDefinition;
-import io.swagger.models.auth.In;
-import io.swagger.models.auth.OAuth2Definition;
-import io.swagger.models.auth.SecuritySchemeDefinition;
-import io.swagger.models.parameters.AbstractSerializableParameter;
-import io.swagger.models.parameters.FormParameter;
-import io.swagger.models.parameters.HeaderParameter;
-import io.swagger.models.parameters.Parameter;
-import io.swagger.models.parameters.PathParameter;
-import io.swagger.models.parameters.QueryParameter;
-import io.swagger.models.parameters.RefParameter;
+import com.fasterxml.jackson.databind.node.*;
+import io.swagger.models.*;
+import io.swagger.models.auth.*;
+import io.swagger.models.parameters.*;
 import io.swagger.models.properties.Property;
 import io.swagger.models.properties.PropertyBuilder;
 import io.swagger.util.Json;
@@ -1322,6 +1289,9 @@ public Double getDouble(String key, ObjectNode node, boolean required, String lo
         else if(v.getNodeType().equals(JsonNodeType.NUMBER)) {
             value = v.asDouble();
         }
+        else if(!v.isValueNode()) {
+            result.invalidType(location, key, "double", node);
+        }
         return value;
     }
 
@@ -1337,6 +1307,9 @@ public Number getNumber(String key, ObjectNode node, boolean required, String lo
         else if(v.getNodeType().equals(JsonNodeType.NUMBER)) {
             value = v.numberValue();
         }
+        else if(!v.isValueNode()) {
+            result.invalidType(location, key, "number", node);
+        }
         return value;
     }
 
@@ -1352,6 +1325,9 @@ public Integer getInteger(String key, ObjectNode node, boolean required, String
         else if(v.getNodeType().equals(JsonNodeType.NUMBER)) {
             value = v.intValue();
         }
+        else if(!v.isValueNode()) {
+            result.invalidType(location, key, "integer", node);
+        }
         return value;
     }
 
@@ -1364,6 +1340,9 @@ public String getString(String key, ObjectNode node, boolean required, String lo
                 result.invalid();
             }
         }
+        else if(!v.isValueNode()) {
+            result.invalidType(location, key, "string", node);
+        }
         else {
             value = v.asText();
         }

modules/swagger-parser/src/test/java/io/swagger/parser/util/SwaggerDeserializerTest.java

@@ -710,4 +710,21 @@ public void testDeserializeEnum() {
         assertEquals(enumValues.get(0), "First");
         assertEquals(enumValues.get(1), "Second");
     }
+
+    @Test
+    public void testDeserializeWithMessages() {
+        String yaml = "swagger: '2.0'\n" +
+                "info:\n" +
+                "  version: 0.0.0\n" +
+                "  title:\n" +
+                "    - bar";
+        SwaggerParser parser = new SwaggerParser();
+        SwaggerDeserializationResult result = parser.readWithInfo(yaml);
+
+        Set<String> messages = new HashSet<String>(result.getMessages());
+        assertTrue(messages.size() == 2);
+
+        assertTrue(messages.contains("attribute info.title is not of type `string`"));
+        assertTrue(messages.contains("attribute paths is missing"));
+    }
 }