Make default file recording directory of BrowserWebDriverContainer platform independent

modules/selenium/src/main/java/org/testcontainers/containers/BrowserWebDriverContainer.java

@@ -28,8 +28,10 @@
 import org.testcontainers.lifecycle.TestLifecycleAware;
 
 import java.io.File;
+import java.io.IOException;
 import java.net.MalformedURLException;
 import java.net.URL;
+import java.nio.file.Files;
 import java.time.Duration;
 import java.util.Optional;
 import java.util.Set;
@@ -52,6 +54,7 @@ public class BrowserWebDriverContainer<SELF extends BrowserWebDriverContainer<SE
     private static final int VNC_PORT = 5900;
 
     private static final String NO_PROXY_KEY = "no_proxy";
+    public static final String TC_TEMP_DIR_PREFIX = "tc";
 
     @Nullable
     private Capabilities capabilities;
@@ -61,7 +64,7 @@ public class BrowserWebDriverContainer<SELF extends BrowserWebDriverContainer<SE
     private RemoteWebDriver driver;
     private VncRecordingMode recordingMode = VncRecordingMode.RECORD_FAILING;
     private RecordingFileFactory recordingFileFactory;
-    private File vncRecordingDirectory = new File("/tmp");
+    private File vncRecordingDirectory;
 
     private VncRecordingContainer vncRecordingContainer = null;
 
@@ -140,6 +143,14 @@ protected void configure() {
         }
 
         if (recordingMode != VncRecordingMode.SKIP) {
+            try {
+                vncRecordingDirectory = Files.createTempDirectory(TC_TEMP_DIR_PREFIX).toFile();
+            } catch (IOException e) {
+                // should never happen as per javadoc, since we use valid prefix
+                logger().error("Exception while trying to create temp directory " + vncRecordingDirectory.getAbsolutePath(), e);
+                throw new ContainerLaunchException("Exception while trying to create temp directory", e);
+            }
+
             if (getNetwork() == null) {
                 withNetwork(Network.SHARED);
             }

modules/selenium/src/test/java/org/testcontainers/junit/ChromeRecordingWebDriverContainerTest.java

@@ -7,8 +7,10 @@
 import org.openqa.selenium.chrome.ChromeOptions;
 import org.testcontainers.containers.BrowserWebDriverContainer;
 import org.testcontainers.containers.DefaultRecordingFileFactory;
+import org.testcontainers.lifecycle.TestDescription;
 
 import java.io.File;
+import java.util.Optional;
 
 import static org.testcontainers.containers.BrowserWebDriverContainer.VncRecordingMode.RECORD_ALL;
 
@@ -36,8 +38,24 @@ public static class ChromeThatRecordsFailingTests {
                 .withCapabilities(new ChromeOptions());
 
         @Test
-        public void recordingTestThatShouldBeRecordedButDeleted() {
+        public void recordingTestThatShouldBeRecordedButNotPersisted() {
             doSimpleExplore(chrome);
         }
+
+        @Test
+        public void recordingTestThatShouldBeRecordedAndRetained() {
+            doSimpleExplore(chrome);
+            chrome.afterTest(new TestDescription() {
+                @Override
+                public String getTestId() {
+                    return getFilesystemFriendlyName();
+                }
+
+                @Override
+                public String getFilesystemFriendlyName() {
+                    return "ChromeThatRecordsFailingTests-recordingTestThatShouldBeRecordedAndRetained";
+                }
+            }, Optional.of(new RuntimeException("Force writing of video file.")));
+        }
     }
 }