1 files changed, 23 insertions, 4 deletions
diff --git a/client-compiler/tests/src/com/vaadin/tools/CvalCheckerTest.java b/client-compiler/tests/src/com/vaadin/tools/CvalCheckerTest.java
index 2985f61631..64a38fae2e 100644
--- a/client-compiler/tests/src/com/vaadin/tools/CvalCheckerTest.java
+++ b/client-compiler/tests/src/com/vaadin/tools/CvalCheckerTest.java
@@ -66,9 +66,14 @@ public class CvalCheckerTest {
 
     static final String responseJson = "{'licenseKey':'" + VALID_KEY + "',"
             + "'licensee':'Test User','type':'normal',"
-            + "'expiredEpoch':'1893511225000'," + "'product':{'name':'"
+            + "'expiredEpoch':1893511225000," + "'product':{'name':'"
             + productNameCval + "', 'version': 2}}";
 
+    static final String responseJsonWithNullVersion = "{'licenseKey':'" + VALID_KEY + "',"
+            + "'licensee':'Test User','type':'normal',"
+            + "'expiredEpoch':1893511225000," + "'product':{'name':'"
+            + productNameCval + "', 'version': null}}";
+
     private static ByteArrayOutputStream outContent;
 
     // A provider returning a valid license if productKey is valid or null if
@@ -114,7 +119,7 @@ public class CvalCheckerTest {
     static final CvalServer unlimitedLicenseProvider = new CvalServer() {
         @Override
         String askServer(String productName, String productKey, int timeout) {
-            return responseJson.replaceFirst("1893511225000", "");
+            return responseJson.replaceFirst("1893511225000", "null");
         }
     };
     // An unreachable provider
@@ -128,6 +133,14 @@ public class CvalCheckerTest {
             return super.askServer(productName, productKey, 1000);
         }
     };
+    // A provider with 'null' in the version field
+    static final CvalServer nullVersionLicenseProvider = new CvalServer() {
+        @Override
+        String askServer(String productName, String productKey, int timeout)
+                throws IOException {
+            return responseJsonWithNullVersion;
+        }
+    };
 
     private CvalChecker licenseChecker;
     private String licenseName;
@@ -245,6 +258,7 @@ public class CvalCheckerTest {
         Assert.assertTrue(cacheExists(productNameCval));
 
         // Check an unlimited license
+        deleteCache(productNameCval);
         licenseChecker.setLicenseProvider(unlimitedLicenseProvider);
         licenseChecker
                 .validateProduct(productNameCval, "2.1", productTitleCval);
@@ -262,6 +276,12 @@ public class CvalCheckerTest {
             assertEquals(productNameCval, expected.name);
         }
         Assert.assertTrue(cacheExists(productNameCval));
+
+        deleteCache(productNameCval);
+        licenseChecker.setLicenseProvider(nullVersionLicenseProvider);
+        licenseChecker
+                .validateProduct(productNameCval, "2.1", productTitleCval);
+        Assert.assertTrue(cacheExists(productNameCval));
     }
 
     /*
@@ -282,8 +302,7 @@ public class CvalCheckerTest {
         testManifest.getMainAttributes().putValue(VAADIN_ADDON_VERSION, "2");
 
         // Create a temporary Jar
-        String tmpDir = System.getProperty("java.io.tmpdir");
-        File testJarFile = new File(tmpDir + "vaadin." + productName + ".jar");
+        File testJarFile = File.createTempFile("vaadin." + productName, "jar");
         testJarFile.deleteOnExit();
         JarOutputStream target = new JarOutputStream(new FileOutputStream(
                 testJarFile), testManifest);