Refactor the unit tests.

tests/abandon.sh

-#!/bin/bash
-
-# Check that abandoning a branch also abandons its issue.
-
-set -e
-
-. ./test-lib.sh
-
-setup_initsvn
-setup_gitsvn
-
-(
-  set -e
-  cd git-svn
-  git config rietveld.server localhost:8080
-
-  # Create a branch and give it an issue.
-  git checkout -q -b abandoned
-  echo "some work done on a branch" >> test
-  git add test; git commit -q -m "branch work"
-  export EDITOR=/bin/true
-  test_expect_success "upload succeeds" \
-    "$GIT_CL upload -m test master... | grep -q 'Issue created'"
-
-  # Switch back to master, delete the branch.
-  git checkout master
-  git branch -D abandoned
-
-  # Verify that "status" doesn't know about it anymore.
-  # The "exit" trickiness is inverting the exit status of grep.
-  test_expect_success "git-cl status dropped abandoned branch" \
-    "$GIT_CL status | grep -q abandoned && exit 1 || exit 0"
-)
-
-SUCCESS=$?
-
-cleanup
-
-if [ $SUCCESS == 0 ]; then
-  echo PASS
-fi