Build system support for Checker tests in Tradefed

Test: atest with any checker test after regen-test-files

Bug: 162408889

Change-Id: I12f79d11909c9d1636c1a2a2e5bcb2ec3da8647d
diff --git a/test/640-checker-integer-valueof/Android.bp b/test/640-checker-integer-valueof/Android.bp
index 512cf03..c1c79c9 100644
--- a/test/640-checker-integer-valueof/Android.bp
+++ b/test/640-checker-integer-valueof/Android.bp
@@ -8,6 +8,9 @@
     defaults: ["art-run-test-defaults"],
     srcs: ["src/**/*.java"],
     data: [":art-run-test-640-checker-integer-valueof-expected"],
+    // Include the Java source files in the test's artifacts, to make Checker assertions
+    // available to the TradeFed test runner.
+    include_srcs: true,
 }
 
 // Test's expected output.