1 files changed, 103 insertions, 0 deletions
diff --git a/third_party/git/t/t0026-eol-config.sh b/third_party/git/t/t0026-eol-config.sh
new file mode 100755
index 000000000000..c5203e232c8b
--- /dev/null
+++ b/third_party/git/t/t0026-eol-config.sh
@@ -0,0 +1,103 @@
+#!/bin/sh
+
+test_description='CRLF conversion'
+
+. ./test-lib.sh
+
+has_cr() {
+	tr '\015' Q <"$1" | grep Q >/dev/null
+}
+
+test_expect_success setup '
+
+	git config core.autocrlf false &&
+
+	echo "one text" > .gitattributes &&
+
+	for w in Hello world how are you; do echo $w; done >one &&
+	for w in I am very very fine thank you; do echo $w; done >two &&
+	git add . &&
+
+	git commit -m initial &&
+
+	one=$(git rev-parse HEAD:one) &&
+	two=$(git rev-parse HEAD:two) &&
+
+	echo happy.
+'
+
+test_expect_success 'eol=lf puts LFs in normalized file' '
+
+	rm -f .gitattributes tmp one two &&
+	git config core.eol lf &&
+	git read-tree --reset -u HEAD &&
+
+	! has_cr one &&
+	! has_cr two &&
+	onediff=$(git diff one) &&
+	twodiff=$(git diff two) &&
+	test -z "$onediff" && test -z "$twodiff"
+'
+
+test_expect_success 'eol=crlf puts CRLFs in normalized file' '
+
+	rm -f .gitattributes tmp one two &&
+	git config core.eol crlf &&
+	git read-tree --reset -u HEAD &&
+
+	has_cr one &&
+	! has_cr two &&
+	onediff=$(git diff one) &&
+	twodiff=$(git diff two) &&
+	test -z "$onediff" && test -z "$twodiff"
+'
+
+test_expect_success 'autocrlf=true overrides eol=lf' '
+
+	rm -f .gitattributes tmp one two &&
+	git config core.eol lf &&
+	git config core.autocrlf true &&
+	git read-tree --reset -u HEAD &&
+
+	has_cr one &&
+	has_cr two &&
+	onediff=$(git diff one) &&
+	twodiff=$(git diff two) &&
+	test -z "$onediff" && test -z "$twodiff"
+'
+
+test_expect_success 'autocrlf=true overrides unset eol' '
+
+	rm -f .gitattributes tmp one two &&
+	git config --unset-all core.eol &&
+	git config core.autocrlf true &&
+	git read-tree --reset -u HEAD &&
+
+	has_cr one &&
+	has_cr two &&
+	onediff=$(git diff one) &&
+	twodiff=$(git diff two) &&
+	test -z "$onediff" && test -z "$twodiff"
+'
+
+test_expect_success NATIVE_CRLF 'eol native is crlf' '
+
+	rm -rf native_eol && mkdir native_eol &&
+	(
+		cd native_eol &&
+		printf "*.txt text\n" >.gitattributes &&
+		printf "one\r\ntwo\r\nthree\r\n" >filedos.txt &&
+		printf "one\ntwo\nthree\n" >fileunix.txt &&
+		git init &&
+		git config core.autocrlf false &&
+		git config core.eol native &&
+		git add filedos.txt fileunix.txt &&
+		git commit -m "first" &&
+		rm file*.txt &&
+		git reset --hard HEAD &&
+		has_cr filedos.txt &&
+		has_cr fileunix.txt
+	)
+'
+
+test_done