Merge branch 'jc/apply-ws-fix-tab-in-indent' into maint

* jc/apply-ws-fix-tab-in-indent:
  test: resurrect q_to_tab
  apply --whitespace=fix: avoid running over the postimage buffer

3 files changed, 31 insertions, 1 deletions

diff --git a/t/t4124-apply-ws-rule.sh b/t/t4124-apply-ws-rule.sh
index 581a80164..5d0c59833 100755
--- a/t/t4124-apply-ws-rule.sh
+++ b/t/t4124-apply-ws-rule.sh
@@ -486,4 +486,30 @@ test_expect_success 'same, but with CR-LF line endings && cr-at-eol unset' '
 	test_cmp one expect
 '
 
+test_expect_success 'whitespace=fix to expand' '
+	qz_to_tab_space >preimage <<-\EOF &&
+	QQa
+	QQb
+	QQc
+	ZZZZZZZZZZZZZZZZd
+	QQe
+	QQf
+	QQg
+	EOF
+	qz_to_tab_space >patch <<-\EOF &&
+	diff --git a/preimage b/preimage
+	--- a/preimage
+	+++ b/preimage
+	@@ -1,7 +1,6 @@
+	 QQa
+	 QQb
+	 QQc
+	-QQd
+	 QQe
+	 QQf
+	 QQg
+	EOF
+	git -c core.whitespace=tab-in-indent apply --whitespace=fix patch
+'
+
 test_done
diff --git a/t/t4150-am.sh b/t/t4150-am.sh
index cdafd7e7c..12f6b027a 100755
--- a/t/t4150-am.sh
+++ b/t/t4150-am.sh
@@ -17,7 +17,7 @@ test_expect_success 'setup: messages' '
 	vero eos et accusam et justo duo dolores et ea rebum.
 
 	EOF
-	q_to_tab <<-\EOF >>msg &&
+	qz_to_tab_space <<-\EOF >>msg &&
 	QDuis autem vel eum iriure dolor in hendrerit in vulputate velit
 	Qesse molestie consequat, vel illum dolore eu feugiat nulla facilisis
 	Qat vero eros et accumsan et iusto odio dignissim qui blandit
diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index fa62d010f..3fc9cc928 100644
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -91,6 +91,10 @@ q_to_tab () {
 	tr Q '\011'
 }
 
+qz_to_tab_space () {
+	tr QZ '\011\040'
+}
+
 append_cr () {
 	sed -e 's/$/Q/' | tr Q '\015'
 }