skip map files in test.sh diff

test/test.sh

Index: test/test.sh
diff --git a/test/test.sh b/test/test.sh
index 53cca8507e3d940e292c2f0327ba06357d44954a..4f1cbff951cbd5263c3952df2b7ff7cfea462cde 100755
--- a/test/test.sh
+++ b/test/test.sh
@@ -6,10 +6,14 @@ function fail {
   return 1
 }
 
+# Arguments passed to the diff tool. We exclude runtime JS files that are just
+# copied over from the sources and are not duplicated in the expected folder.

[Siggi Cherem (dart-lang), 2015/03/03 21:30:08]

folder. =>
folder and .map files.

Or we could get rid of the details until I add my other change to exclude the
runtime files :)

[Jennifer Messerly, 2015/03/03 22:08:18]

Done.

+DIFF_ARGS="-u -r -N --exclude=\*.map expect actual"
+
 function show_diff {
   echo "Fail: actual output did not match expected"
   echo
-  diff -u -r -N $1 $2 |\
+  diff $DIFF_ARGS |\
     sed -e "s/^\(+.*\)/\1/" |\
     sed -e "s/^\(-.*\)/\1/"
   echo
@@ -36,12 +40,12 @@ dart -c test/all_tests.dart || fail
 
 # validate codegen_test output
 pushd test/codegen/ &> /dev/null
-diff -u -r -N expect actual > /dev/null || show_diff expect actual
+diff $DIFF_ARGS > /dev/null || show_diff
 popd &> /dev/null
 
 # validate dart_codegen_test output
 pushd test/dart_codegen/ &> /dev/null
-diff -u -r -N expect actual > /dev/null || show_diff expect actual
+diff $DIFF_ARGS > /dev/null || show_diff
 popd &> /dev/null
 
 # run self host and analyzer after other tests, because they're ~seconds to run.