Add .config header continuation line test.

Mostly to get coverage for _FileFeed.peek_next(), which is only used
while reading the header. The tested behavior probably doesn't make much
sense for .config files and stems from _FileFeed reuse. It's fairly
obscure at least.

1 files changed, 7 insertions, 0 deletions

diff --git a/tests/config_continuation b/tests/config_continuation
new file mode 100644
index 0000000..5dd78cc
--- /dev/null
+++ b/tests/config_continuation
@@ -0,0 +1,7 @@
+# Foo \
+# Bar
+# Baz \
+# Foo \
+# Bar
+# Baz
+# Foo