Re: [PATCH] rebase -i: fixup fixup! fixup!

[Andrew Pimlott <andrew@pimlott.net>]

Excerpts from Andrew Pimlott's message of Tue Jun 25 16:03:52 -0700 2013:
> Thomas's patch didn't do this: fixup! or squash! after the first is
> simply discarded, so you see:
> 
>     pick d78c915 original
>     fixup 0c6388e fixup! original
>     fixup d15b556 fixup! original
>     fixup 1e39bcd fixup! original
> 
> But it will be a simple change to keep all the fixup!s and squash!s.  I
> will do this (and try to make up for the carelessness of my previous
> patch).

In order to test this, I wrote a helper function to dump the rebase -i
todo list.  Would you like this introduced in its own patch, or
combined?  See below.

Andrew

---8<---
Subject: [PATCH] lib-rebase: set_cat_todo_editor

Add a helper for testing rebase -i todo lists.  This can be used to verify
the expected user experience, even for todo list changes that do not affect
the outcome of rebase.

Signed-off-by: Andrew Pimlott <andrew@pimlott.net>
---
 t/lib-rebase.sh |   13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/t/lib-rebase.sh b/t/lib-rebase.sh
index 4b74ae4..d118dd6 100644
--- a/t/lib-rebase.sh
+++ b/t/lib-rebase.sh
@@ -66,6 +66,19 @@ EOF
 	chmod a+x fake-editor.sh
 }
 
+# After set_cat_todo_editor, rebase -i will write the todo list (ignoring
+# blank lines and comments) to stdout, and exit failure.
+
+set_cat_todo_editor () {
+	echo "#!$SHELL_PATH" >fake-editor.sh
+	cat >> fake-editor.sh <<\EOF
+grep "^[^#]" "$1"
+exit 1
+EOF
+	chmod a+x fake-editor.sh
+	test_set_editor "$(pwd)/fake-editor.sh"
+}
+
 # checks that the revisions in "$2" represent a linear range with the
 # subjects in "$1"
 test_linear_range () {
-- 
1.7.10.4