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authorVincent Ambo <Vincent Ambo>2020-01-11T23·36+0000
committerVincent Ambo <Vincent Ambo>2020-01-11T23·36+0000
commit1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5 (patch)
treee3accb9beed5c4c1b5a05c99db71ab2841f0ed04 /t/t4130-apply-criss-cross-rename.sh
Squashed 'third_party/git/' content from commit cb71568594
git-subtree-dir: third_party/git
git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7
Diffstat (limited to 't/t4130-apply-criss-cross-rename.sh')
-rwxr-xr-xt/t4130-apply-criss-cross-rename.sh70
1 files changed, 70 insertions, 0 deletions
diff --git a/t/t4130-apply-criss-cross-rename.sh b/t/t4130-apply-criss-cross-rename.sh
new file mode 100755
index 000000000000..f8a313bcb98c
--- /dev/null
+++ b/t/t4130-apply-criss-cross-rename.sh
@@ -0,0 +1,70 @@
+#!/bin/sh
+
+test_description='git apply handling criss-cross rename patch.'
+. ./test-lib.sh
+
+create_file() {
+	cnt=0
+	while test $cnt -le 100
+	do
+		cnt=$(($cnt + 1))
+		echo "$2" >> "$1"
+	done
+}
+
+test_expect_success 'setup' '
+	# Ensure that file sizes are different, because on Windows
+	# lstat() does not discover inode numbers, and we need
+	# other properties to discover swapped files
+	# (mtime is not always different, either).
+	create_file file1 "some content" &&
+	create_file file2 "some other content" &&
+	create_file file3 "again something else" &&
+	git add file1 file2 file3 &&
+	git commit -m 1
+'
+
+test_expect_success 'criss-cross rename' '
+	mv file1 tmp &&
+	mv file2 file1 &&
+	mv tmp file2 &&
+	cp file1 file1-swapped &&
+	cp file2 file2-swapped
+'
+
+test_expect_success 'diff -M -B' '
+	git diff -M -B > diff &&
+	git reset --hard
+
+'
+
+test_expect_success 'apply' '
+	git apply diff &&
+	test_cmp file1 file1-swapped &&
+	test_cmp file2 file2-swapped
+'
+
+test_expect_success 'criss-cross rename' '
+	git reset --hard &&
+	mv file1 tmp &&
+	mv file2 file1 &&
+	mv file3 file2 &&
+	mv tmp file3 &&
+	cp file1 file1-swapped &&
+	cp file2 file2-swapped &&
+	cp file3 file3-swapped
+'
+
+test_expect_success 'diff -M -B' '
+	git diff -M -B > diff &&
+	git reset --hard
+'
+
+test_expect_success 'apply' '
+	git apply diff &&
+	test_cmp file1 file1-swapped &&
+	test_cmp file2 file2-swapped &&
+	test_cmp file3 file3-swapped
+'
+
+test_done