Do not disable all files for poi-integration in build.gradle

It seems doing it this way can kick in even when using JDK 11+ due 
to the Gradle toolchain.

Let's rather do a more specific exclusion in code to only exclude files
which actually cause JDK 8 to hang.

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1911562 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 12 insertions, 3 deletions

diff --git a/poi-integration/build.gradle b/poi-integration/build.gradle
index 3e631a2ff9..bc2a70d058 100644
--- a/poi-integration/build.gradle
+++ b/poi-integration/build.gradle
@@ -139,9 +139,6 @@ artifacts {
 test {
     // exclude these from the normal test-run
     exclude '**/*FileHandler.class'
-    if (jdkVersion == 8)  {
-        exclude '**/*.class'
-    }
 
     dependsOn { testJar }
 
diff --git a/poi-integration/src/test/java/org/apache/poi/stress/TestAllFiles.java b/poi-integration/src/test/java/org/apache/poi/stress/TestAllFiles.java
index a9f3b37aee..b636459146 100644
--- a/poi-integration/src/test/java/org/apache/poi/stress/TestAllFiles.java
+++ b/poi-integration/src/test/java/org/apache/poi/stress/TestAllFiles.java
@@ -36,6 +36,7 @@ import java.util.stream.Stream;
 import org.apache.poi.POIDataSamples;
 import org.apache.poi.hssf.record.crypto.Biff8EncryptionKey;
 import org.apache.tools.ant.DirectoryScanner;
+import org.junit.jupiter.api.Assumptions;
 import org.junit.jupiter.api.function.Executable;
 import org.junit.jupiter.api.parallel.Execution;
 import org.junit.jupiter.api.parallel.ExecutionMode;
@@ -200,6 +201,13 @@ public class TestAllFiles {
         String threadName = Thread.currentThread().getName();
         try {
             Thread.currentThread().setName("Handle - " + file + " - " + handler);
+
+            // Some of the tests hang in JDK 8 due to Graphics-Rendering issues in JDK itself,
+            // therefore we do not run some tests here
+            Assumptions.assumeFalse(isJava8() && (
+                    file.endsWith("23884_defense_FINAL_OOimport_edit.ppt")
+            ), "Some files hang in JDK graphics rendering on Java 8 due to a JDK bug");
+
             System.out.println("Running handleFiles on "+file);
             FileHandler fileHandler = handler.getHandler();
             assertNotNull(fileHandler, "Did not find a handler for file " + file);
@@ -301,4 +309,8 @@ public class TestAllFiles {
 
         return msg;
     }
+
+    private static boolean isJava8() {
+        return System.getProperty("java.version").startsWith("1.8");
+    }
 }