test: ensure that protected headers appear in notmuch-emacs search as expected

We initially test only notmuch-search; tests for other functionality
come in different patchsets later.

Signed-off-by: Daniel Kahn Gillmor <dkg@fifthhorseman.net>

diff --git a/test/T358-emacs-protected-headers.sh b/test/T358-emacs-protected-headers.sh
new file mode 100755 (executable)
index 0000000..56ac06c
--- /dev/null
+++ b/test/T358-emacs-protected-headers.sh
@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+test_description="emacs interface"
+. $(dirname "$0")/test-lib.sh || exit 1
+
+# testing protected headers with emacs
+add_gnupg_home
+add_email_corpus protected-headers
+
+test_begin_subtest "notmuch-search should show not unindexed protected subject header in emacs"
+test_emacs '(notmuch-search "id:protected-header@crypto.notmuchmail.org")
+           (notmuch-test-wait)
+           (test-output)'
+cat <<EOF >EXPECTED
+  2000-01-01 [1/1]   test_suite@notmuchmail.org  Subject Unavailable (encrypted inbox unread)
+End of search results.
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
+# protected headers should behave differently after re-indexing
+test_begin_subtest 'defaulting to indexing cleartext'
+test_expect_success 'notmuch config set index.decrypt true'
+test_begin_subtest 'try reindexing protected header message'
+test_expect_success 'notmuch reindex id:protected-header@crypto.notmuchmail.org'
+
+test_begin_subtest "notmuch-search should show indexed protected subject header in emacs"
+test_emacs '(notmuch-search "id:protected-header@crypto.notmuchmail.org")
+           (notmuch-test-wait)
+           (test-output)'
+cat <<EOF >EXPECTED
+  2000-01-01 [1/1]   test_suite@notmuchmail.org  This is a protected header (encrypted inbox unread)
+End of search results.
+EOF
+test_expect_equal_file EXPECTED OUTPUT
+
+test_done