[PATCH 3/5] t7610-mergetool: add test cases for mergetool.writeToTemp

[David Aguilar <davvid@gmail.com>]

Add tests to ensure that filenames start with "./" when
mergetool.writeToTemp is false and do not start with "./" when
mergetool.writeToTemp is true.

Signed-off-by: David Aguilar <davvid@gmail.com>
---
 t/t7610-mergetool.sh | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/t/t7610-mergetool.sh b/t/t7610-mergetool.sh
index 214edfb..1a15e06 100755
--- a/t/t7610-mergetool.sh
+++ b/t/t7610-mergetool.sh
@@ -516,4 +516,27 @@ test_expect_success 'custom commands override built-ins' '
 	git reset --hard master >/dev/null 2>&1
 '
 
+test_expect_success 'filenames seen by tools start with ./' '
+	git checkout -b test15 branch1 &&
+	test_config mergetool.writeToTemp false &&
+	test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
+	test_config mergetool.myecho.trustExitCode true &&
+	test_must_fail git merge master &&
+	git mergetool --no-prompt --tool myecho -- both >actual &&
+	grep ^\./both_LOCAL_ actual >/dev/null &&
+	git reset --hard master >/dev/null 2>&1
+'
+
+test_expect_success 'temporary filenames are used with mergetool.writeToTemp' '
+	git checkout -b test16 branch1 &&
+	test_config mergetool.writeToTemp true &&
+	test_config mergetool.myecho.cmd "echo \"\$LOCAL\"" &&
+	test_config mergetool.myecho.trustExitCode true &&
+	test_must_fail git merge master &&
+	git mergetool --no-prompt --tool myecho -- both >actual &&
+	test_must_fail grep ^\./both_LOCAL_ actual >/dev/null &&
+	grep /both_LOCAL_ actual >/dev/null &&
+	git reset --hard master >/dev/null 2>&1
+'
+
 test_done
-- 
2.1.2.453.g1b015e3