1 files changed, 40 insertions, 0 deletions
diff --git a/test/runner.sh b/test/runner.sh
new file mode 100755
index 0000000..9286860
--- /dev/null
+++ b/test/runner.sh
@@ -0,0 +1,40 @@
+#!/bin/sh
+
+POSIXLY_CORRECT=1
+export POSIXLY_CORRECT
+
+TIDY='tidy --show-body-only 1 --quiet 1 --show-warnings 0'
+SCRIPT="$1"
+TESTDIR="$2"
+PASSED=0
+FAILED=0
+
+abort() {
+    echo "Error: $*"
+    exit 1
+}
+
+test -f "$SCRIPT"   || abort "argument #1 invalid; not a file"
+test -x "$SCRIPT"   || abort "argument #1 invalid; not executable"
+echo "" | "$SCRIPT" || abort "argument #1 invalid; script failed to run"
+test -d "$TESTDIR"  || abort "argument #2 invalid; not a directory"
+
+for TEXT in "$TESTDIR"/*.text; do
+    test -f "$TEXT" || abort "empty or invalid test directory"
+    printf "$(basename "$TEXT" .text) ... "
+    HTML=$(echo "$TEXT" | sed 's/\.text$/.html/')
+    mkfifo .pipe
+    $SCRIPT "$TEXT" | $TIDY > .pipe &
+    DIFF=$($TIDY "$HTML" | diff .pipe -)
+    if test "$?" = 0; then
+        PASSED=$(expr $PASSED + 1)
+        echo OK
+    else
+        FAILED=$(expr $FAILED + 1)
+        echo FAILED
+        printf "\n$DIFF\n\n"
+    fi
+    rm .pipe
+done
+
+printf "\n\n$PASSED passed; $FAILED failed.\n"