Fixed #59: SwaggerParser.parse(String swaggerAsString) always returns null

modules/swagger-parser/src/main/java/io/swagger/parser/SwaggerParser.java

@@ -55,7 +55,7 @@ public Swagger parse(String swaggerAsString, List<AuthorizationValue> auths) {
         Swagger output;
         try {
             output = new Swagger20Parser().parse(swaggerAsString);
-            if (output != null && auths != null && auths.size() > 0) {
+            if (output != null) {
                 return new SwaggerResolver().resolve(output, auths);
             }
         } catch (IOException e) {

modules/swagger-parser/src/test/scala/SwaggerReaderTest.scala

@@ -1,9 +1,14 @@
+import io.swagger.models.Swagger
 import io.swagger.parser.SwaggerParser
 import io.swagger.util.Json
+import org.apache.commons.io.FileUtils
 import org.junit.runner.RunWith
 import org.scalatest.{FlatSpec, Matchers}
 import org.scalatest.junit.JUnitRunner
 
+import java.io.File
+import java.nio.charset.StandardCharsets
+
 @RunWith(classOf[JUnitRunner])
 class SwaggerReaderTest extends FlatSpec with Matchers {
   val m = Json.mapper()
@@ -41,4 +46,16 @@ class SwaggerReaderTest extends FlatSpec with Matchers {
 }"""
     )
   }
+
+  it should "read the issue 59 resource" in {
+    val parser = new SwaggerParser()
+    val sampleFilePath = "./src/test/resources/uber.json"
+
+    val swaggerFromFile = parser.parse(FileUtils.readFileToString(new File(sampleFilePath), StandardCharsets.UTF_8))
+    val swaggerFromString = parser.read(sampleFilePath)
+
+    swaggerFromFile.isInstanceOf[Swagger] should be(true)
+    swaggerFromString.isInstanceOf[Swagger] should be(true)
+    swaggerFromFile should equal(swaggerFromString)
+  }
 }