Add ActionInput.getExecPath, which returns a PathFragment

Update some callers to use getExecPath, which generally results in less
intermediate garbage generation (almost all callers need a PathFragment, not
a String).

Another small step towards #1593.

--
PiperOrigin-RevId: 150631279
MOS_MIGRATED_REVID=150631279

1 files changed, 7 insertions, 1 deletions

diff --git a/src/test/java/com/google/devtools/build/lib/exec/DigestTest.java b/src/test/java/com/google/devtools/build/lib/exec/DigestTest.java
index b610641144..27edca06d2 100644
--- a/src/test/java/com/google/devtools/build/lib/exec/DigestTest.java
+++ b/src/test/java/com/google/devtools/build/lib/exec/DigestTest.java
@@ -23,6 +23,7 @@ import com.google.devtools.build.lib.actions.cache.VirtualActionInput;
 import com.google.devtools.build.lib.testutil.Suite;
 import com.google.devtools.build.lib.testutil.TestSpec;
 import com.google.devtools.build.lib.util.Pair;
+import com.google.devtools.build.lib.vfs.PathFragment;
 import com.google.protobuf.ByteString;
 import java.io.IOException;
 import java.io.OutputStream;
@@ -61,7 +62,7 @@ public class DigestTest {
         "8b1a9953c4611296a827abf8c47804d7",
         Digest.fromContent("Hello".getBytes(UTF_8)).toStringUtf8());
 
-    assertEquals(UGLY_DIGEST, Digest.fromContent(UGLY.getBytes()).toStringUtf8());
+    assertEquals(UGLY_DIGEST, Digest.fromContent(UGLY.getBytes(UTF_8)).toStringUtf8());
 
     // ByteBuffer digest not idempotent because ByteBuffer manages a "position" internally.
     ByteBuffer buffer = ByteBuffer.wrap(UGLY.getBytes(UTF_8));
@@ -106,6 +107,11 @@ public class DigestTest {
               public String getExecPathString() {
                 throw new UnsupportedOperationException();
               }
+
+              @Override
+              public PathFragment getExecPath() {
+                throw new UnsupportedOperationException();
+              }
             });
     assertEquals(UGLY_DIGEST, result.first.toStringUtf8());
     assertEquals(UGLY.length(), result.second.longValue());