tests: document cherry-pick behavior in face of conflicts

diff --git a/t/t1502-rev-parse-parseopt.sh b/t/t1502-rev-parse-parseopt.sh
index 997002d4c40dd8e66e3be5a701e3d99bab1c57c4..e5040580626f4df6159c929c1ad54f085f03d830 100755 (executable)
--- a/t/t1502-rev-parse-parseopt.sh
+++ b/t/t1502-rev-parse-parseopt.sh
@@ -20,8 +20,7 @@ Extras
 
 EOF
 
-test_expect_success 'test --parseopt help output' '
-       git rev-parse --parseopt -- -h 2> output.err <<EOF
+cat > optionspec << EOF
 some-command [options] <args>...
 
 some-command does foo and bar!
@@ -37,7 +36,47 @@ C?        option C with an optional argument
 Extras
 extra1    line above used to cause a segfault but no longer does
 EOF
+
+test_expect_success 'test --parseopt help output' '
+       git rev-parse --parseopt -- -h 2> output.err < optionspec
        test_cmp expect.err output.err
 '
 
+cat > expect <<EOF
+set -- --foo --bar 'ham' -- 'arg'
+EOF
+
+test_expect_success 'test --parseopt' '
+       git rev-parse --parseopt -- --foo --bar=ham arg < optionspec > output &&
+       test_cmp expect output
+'
+
+test_expect_success 'test --parseopt with mixed options and arguments' '
+       git rev-parse --parseopt -- --foo arg --bar=ham < optionspec > output &&
+       test_cmp expect output
+'
+
+cat > expect <<EOF
+set -- --foo -- 'arg' '--bar=ham'
+EOF
+
+test_expect_success 'test --parseopt with --' '
+       git rev-parse --parseopt -- --foo -- arg --bar=ham < optionspec > output &&
+       test_cmp expect output
+'
+
+test_expect_success 'test --parseopt --stop-at-non-option' '
+       git rev-parse --parseopt --stop-at-non-option -- --foo arg --bar=ham < optionspec > output &&
+       test_cmp expect output
+'
+
+cat > expect <<EOF
+set -- --foo -- '--' 'arg' '--bar=ham'
+EOF
+
+test_expect_success 'test --parseopt --keep-dashdash' '
+       git rev-parse --parseopt --keep-dashdash -- --foo -- arg --bar=ham < optionspec > output &&
+       test_cmp expect output
+'
+
 test_done