Fix for test files without trailing newlines (closes #12)

libexec/bats-exec-test

@@ -172,7 +172,7 @@ BATS_OUT="${BATS_TMPNAME}.out"
 
 bats_preprocess_source() {
   BATS_TEST_SOURCE="${BATS_TMPNAME}.src"
-  tr -d '\r' < "$BATS_TEST_FILENAME" | bats-preprocess > "$BATS_TEST_SOURCE"
+  { tr -d '\r' < "$BATS_TEST_FILENAME"; echo; } | bats-preprocess > "$BATS_TEST_SOURCE"
   trap bats_cleanup_preprocessed_source err exit
   trap "bats_cleanup_preprocessed_source; exit 1" int
 }

test/bats.bats

@@ -117,6 +117,12 @@ fixtures bats
   [ $status -eq 0 ]
 }
 
+@test "test file without trailing newline" {
+  run bats "$FIXTURE_ROOT/without_trailing_newline.bats"
+  [ $status -eq 0 ]
+  [ "${lines[1]}" = "ok 1 truth" ]
+}
+
 @test "skipped tests" {
   run bats "$FIXTURE_ROOT/skipped.bats"
   [ $status -eq 0 ]

test/fixtures/bats/without_trailing_newline.bats

@@ -0,0 +1,3 @@
+@test "truth" {
+  true
+}