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-rw-r--r--t/lib-pager.sh15
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diff --git a/t/lib-pager.sh b/t/lib-pager.sh
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+# Helpers for tests of git's choice of pager.
+
+test_expect_success 'determine default pager' '
+ test_might_fail git config --unset core.pager &&
+ less=$(
+ unset PAGER GIT_PAGER;
+ git var GIT_PAGER
+ ) &&
+ test -n "$less"
+'
+
+if expr "$less" : '[a-z][a-z]*$' >/dev/null
+then
+ test_set_prereq SIMPLEPAGER
+fi