From ef6aa8561f9dd3ad4d0d7d956b74b71846eb0399 Mon Sep 17 00:00:00 2001
From: Josh Goldman <joshgoldman@google.com>
Date: Tue, 28 Feb 2023 08:25:27 -0800
Subject: [PATCH] exists() in mock Destination uses file prefix

BUG=232966000
PiperOrigin-RevId: 512939989
Change-Id: I227db28e363bd4aa5c139e6134f91eb5cd21d3b4
---
 .../copybara/testing/RecordsProcessCallDestination.java     | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/java/com/google/copybara/testing/RecordsProcessCallDestination.java b/java/com/google/copybara/testing/RecordsProcessCallDestination.java
index 41fae8d3e..9609ffa94 100644
--- a/java/com/google/copybara/testing/RecordsProcessCallDestination.java
+++ b/java/com/google/copybara/testing/RecordsProcessCallDestination.java
@@ -243,7 +243,11 @@ public void copyDestinationFilesToDirectory(Glob glob, Path directory)
 
         @Override
         public boolean exists(String path) {
-          return Files.exists(filePrefix.resolve(path));
+          if (filePrefix != null) {
+            return Files.exists(filePrefix.resolve(path));
+          } else {
+            return Files.exists(Path.of(path));
+          }
         }
       };
     }