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#!/bin/sh
diff_prog="../diff/obj/diff"
if [ ! -x $diff_prog ]; then
diff_prog="../diff/diff"
fi
# At present, test015 only passes with GNU patch.
# Larry's patch has a bug with empty files in combination with -R...
if command -v gpatch >/dev/null 2>&1; then
patch_prog="gpatch"
else
patch_prog="patch"
fi
diff_type=unidiff
rm -f errors
verify_diff_script() {
orig_left="$1"
orig_right="$2"
the_diff="$3"
expected_diff="$4"
diff_opts="$5"
if echo -- $diff_opts | grep -q -- 'w'; then
ignore_whitespace="true"
else
ignore_whitespace=""
fi
if echo -- $diff_opts | grep -q -- 'e'; then
is_edscript="true"
else
is_edscript=""
fi
verify_left="verify.$orig_left"
verify_right="verify.$orig_right"
if [ -e "$expected_diff" ]; then
echo cmp "$got_diff" "$expected_diff"
if ! cmp "$got_diff" "$expected_diff" ; then
echo "FAIL: $got_diff != $expected_diff" | tee -a errors
return 1
fi
fi
if [ -z "$ignore_whitespace" -a -z "$is_edscript" -a "x$diff_type" = "xunidiff" ]; then
cp "$orig_left" "$verify_right"
$patch_prog --quiet -u "$verify_right" "$the_diff"
if ! cmp "$orig_right" "$verify_right" ; then
echo "FAIL: $orig_right != $verify_right" | tee -a errors
return 1
fi
cp "$orig_right" "$verify_left"
$patch_prog --quiet -u -R "$verify_left" "$the_diff"
if ! cmp "$orig_left" "$verify_left" ; then
echo "FAIL: $orig_left != $verify_left" | tee -a errors
return 1
fi
elif [ -z "$ignore_whitespace" -a -z "$is_edscript" ]; then
tail -n +3 "$the_diff" | grep -v "^+" | sed 's/^.//' > "$verify_left"
tail -n +3 "$the_diff" | grep -v "^-" | sed 's/^.//' > "$verify_right"
if ! cmp "$orig_left" "$verify_left" ; then
echo "FAIL: $orig_left != $verify_left" | tee -a errors
return 1
fi
if ! cmp "$orig_right" "$verify_right" ; then
echo "FAIL: $orig_right != $verify_right" | tee -a errors
return 1
fi
fi
echo "OK: $diff_prog $orig_left $orig_right"
return 0
}
for left in test*.left* ; do
right="$(echo "$left" | sed 's/\.left/\.right/')"
diff_opts="$(echo "$left" | sed 's/test[0-9]*\.left\([-a-zA-Z0-9]*\).txt/\1/')"
expected_diff="$(echo "$left" | sed 's/test\([-0-9a-zA-Z]*\)\..*/expect\1.diff/')"
got_diff="verify.$expected_diff"
"$diff_prog" $diff_opts "$left" "$right" > "$got_diff"
verify_diff_script "$left" "$right" "$got_diff" "$expected_diff" "$diff_opts"
done
# XXX required to keep GNU make completely silent during 'make regress'
if make -h 2>/dev/null | grep -q no-print-directory; then
make_opts="--no-print-directory"
fi
for ctest in *_test.c ; do
prog="$(echo "$ctest" | sed 's/.c//')"
expect_output="expect.${prog}"
prog_output="verify.$expect_output"
make $make_opts -s -C "$prog" regress > "$prog_output"
if ! cmp "$prog_output" "$expect_output" ; then
echo "FAIL: $prog_output != $expect_output" | tee -a errors
else
echo "OK: $prog"
fi
done
echo
if [ -f errors ]; then
echo "Tests failed:"
cat errors
exit 1
else
echo "All tests OK"
echo
fi
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