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|
#!/bin/sh
test_description='rewrite diff'
. ./test-lib.sh
test_expect_success setup '
cat "$TEST_DIRECTORY"/../COPYING >test &&
git add test &&
tr \
"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ" \
"nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM" \
<"$TEST_DIRECTORY"/../COPYING >test &&
echo "to be deleted" >test2 &&
git add test2
'
test_expect_success 'detect rewrite' '
actual=$(git diff-files -B --summary test) &&
expr "$actual" : " rewrite test ([0-9]*%)$" || {
echo "Eh? <<$actual>>"
false
}
'
cat >expect <<EOF
diff --git a/test2 b/test2
deleted file mode 100644
index 4202011..0000000
--- a/test2
+++ /dev/null
@@ -1 +0,0 @@
-to be deleted
EOF
test_expect_success 'show deletion diff without -D' '
rm test2 &&
git diff -- test2 >actual &&
test_cmp expect actual
'
cat >expect <<EOF
diff --git a/test2 b/test2
deleted file mode 100644
index 4202011..0000000
EOF
test_expect_success 'suppress deletion diff with -D' '
git diff -D -- test2 >actual &&
test_cmp expect actual
'
test_expect_success 'show deletion diff with -B' '
git diff -B -- test >actual &&
grep "Linus Torvalds" actual
'
test_expect_success 'suppress deletion diff with -B -D' '
git diff -B -D -- test >actual &&
grep -v "Linus Torvalds" actual
'
test_done
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