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#!/bin/sh
# This is an interdiff(1) testcase.
# Test: Verify that -w option makes patch application ignore whitespace
. ${top_srcdir-.}/tests/common.sh
# Simple test to verify -w functionality works
cat << EOF > file1
line1
line2
line3
EOF
cat << EOF > file2
line1
line2 changed
line3
EOF
cat << EOF > file3
line1
line2 changed
line3
line4
EOF
# Create patches
${DIFF} -u file1 file2 > patch1 || true
${DIFF} -u file2 file3 > patch2 || true
# Test basic functionality - both should work
${INTERDIFF} patch1 patch2 > result-no-w 2>errors-no-w || exit 1
${INTERDIFF} -w patch1 patch2 > result-with-w 2>errors-with-w || exit 1
# Both should produce output
[ -s result-no-w ] || exit 1
[ -s result-with-w ] || exit 1
# Should show addition of line4
grep "line4" result-with-w > /dev/null || exit 1
exit 0
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