1 files changed, 53 insertions, 0 deletions
diff --git a/tests/testwrapper.sh b/tests/testwrapper.sh
new file mode 100755
index 0000000..30127b5
--- /dev/null
+++ b/tests/testwrapper.sh
@@ -0,0 +1,53 @@
+#!/bin/bash -vx
+set -euo pipefail
+
+# testwrapper.sh: run a flex test, typically called by a Makefile
+
+# Each test will exercise some feature or aspect of flex. Run the test with any input it may need.
+
+INPUT_DIRECTORY=""
+INPUT_NAME=""
+INPUT_COUNT=0
+USE_REDIRECT=0
+DO_COMPARISON=0
+
+while getopts :d:i:rt1 OPTION ; do
+    case $OPTION in
+        d) INPUT_DIRECTORY=$OPTARG ;;
+        i)
+            if [ "$INPUT_NAME" == "" ] ; then
+                INPUT_NAME="$OPTARG"
+            else
+                INPUT_NAME="$INPUT_NAME $OPTARG"
+            fi
+            INPUT_COUNT=$(($INPUT_COUNT+1))
+            ;;
+        r) USE_REDIRECT=1 ;;
+        t) USE_TABLES=1 ;;
+        1) DO_COMPARISON=1 ;;
+    esac
+    done
+
+TESTNAME="${!OPTIND}"
+
+INPUT_NAME=${INPUT_NAME:-`basename $TESTNAME`.txt}
+
+if [ "$DO_COMPARISON" -eq "1" ] ; then
+    test `$TESTNAME 1 < $INPUT_DIRECTORY/$INPUT_NAME` -eq `$TESTNAME < $INPUT_DIRECTORY/$INPUT_NAME`
+    exit $?
+    fi
+
+if [ $INPUT_COUNT -gt 1 ] ; then
+    $TESTNAME ${USE_TABLES:+${INPUT_DIRECTORY}/${TESTNAME}.tables} ${INPUT_NAME}
+    exit $?
+    fi
+
+if [ -f ${INPUT_DIRECTORY}/${INPUT_NAME} ] ; then
+    if [ $USE_REDIRECT == 1 ] ; then
+        $TESTNAME ${USE_TABLES:+${INPUT_DIRECTORY}/${TESTNAME}.tables} < $INPUT_DIRECTORY/$INPUT_NAME
+    else
+        $TESTNAME ${USE_TABLES:+${INPUT_DIRECTORY}/${TESTNAME}.tables} $INPUT_DIRECTORY/$INPUT_NAME
+    fi
+else
+    $TESTNAME
+fi