#!/bin/sh

test "x$srcdir" = x && srcdir=.

test "x$builddir" = x && builddir=.

test "x$top_builddir" = x && top_builddir=../..

hb_shape=$top_builddir/util/hb-shape$EXEEXT

fails=0

reference=false

if test "x$1" = x--reference; then

	reference=true

	shift

fi

if test $# = 0; then

	set /dev/stdin

fi

for f in "$@"; do

	$reference || echo "Running tests in $f"

	while IFS=: read fontfile options unicodes glyphs_expected; do

		if echo "$fontfile" | grep -q '^#'; then

			$reference || echo "Skipping $fontfile:$unicodes"

			continue

		fi

		$reference || echo "Testing $fontfile:$unicodes"

		glyphs=`$srcdir/hb-unicode-encode "$unicodes" | $hb_shape $options "$srcdir/$fontfile"`

		if test $? != 0; then

			echo "hb-shape failed." >&2

			fails=$((fails+1))

			continue

		fi

		if $reference; then

			echo "$fontfile:$options:$unicodes:$glyphs"

			continue

		fi

		if ! test "x$glyphs" = "x$glyphs_expected"; then

			echo "Actual:   $glyphs" >&2

			echo "Expected: $glyphs_expected" >&2

			fails=$((fails+1))

		fi

	done < "$f"

done

if test $fails != 0; then

	$reference || echo "$fails tests failed."

	exit 1

else

	$reference || echo "All tests passed."

fi