+test_default_pager expect_success 'git log'
+test_PAGER_overrides expect_success 'git log'
+test_core_pager_overrides expect_success 'git log'
+test_GIT_PAGER_overrides expect_success 'git log'
+
+test_default_pager expect_success 'git -p log'
+test_PAGER_overrides expect_success 'git -p log'
+test_core_pager_overrides expect_success 'git -p log'
+test_GIT_PAGER_overrides expect_success 'git -p log'
+
+test_default_pager expect_success test_must_fail 'git -p'
+test_PAGER_overrides expect_success test_must_fail 'git -p'
+test_core_pager_overrides expect_success test_must_fail 'git -p'
+test_GIT_PAGER_overrides expect_success test_must_fail 'git -p'
+
+test_default_pager expect_success test_must_fail 'git -p nonsense'
+test_PAGER_overrides expect_success test_must_fail 'git -p nonsense'
+test_core_pager_overrides expect_success test_must_fail 'git -p nonsense'
+test_GIT_PAGER_overrides expect_success test_must_fail 'git -p nonsense'