test: Add address cleaning tests.

test/emacs-address-cleaning.el

@@ -0,0 +1,29 @@
+(defun notmuch-test-address-cleaning-1 ()
+  (notmuch-test-expect-equal (notmuch-show-clean-address "dme@dme.org")
+			"dme@dme.org"))
+
+(defun notmuch-test-address-cleaning-2 ()
+  (let* ((input '("foo@bar.com"
+		  "<foo@bar.com>"
+		  "Foo Bar <foo@bar.com>"
+		  "foo@bar.com <foo@bar.com>"
+		  "\"Foo Bar\" <foo@bar.com>"))
+	 (expected '("foo@bar.com"
+		     "foo@bar.com"
+		     "Foo Bar <foo@bar.com>"
+		     "foo@bar.com"
+		     "Foo Bar <foo@bar.com>"))
+	 (output (mapcar #'notmuch-show-clean-address input)))
+    (notmuch-test-expect-equal output expected)))
+
+(defun notmuch-test-address-cleaning-3 ()
+  (let* ((input '("ДБ <db-uknot@stop.me.uk>"
+		  "foo (at home) <foo@bar.com>"
+		  "foo [at home] <foo@bar.com>"
+		  "Foo Bar"))
+	 (expected '("ДБ <db-uknot@stop.me.uk>"
+		     "foo (at home) <foo@bar.com>"
+		     "foo [at home] <foo@bar.com>"
+		     "Foo Bar"))
+	 (output (mapcar #'notmuch-show-clean-address input)))
+    (notmuch-test-expect-equal output expected)))

test/emacs-address-cleaning.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+test_description="emacs address cleaning"
+. test-lib.sh
+
+test_begin_subtest "notmuch-test-address-clean part 1"
+test_emacs_expect_t \
+    '(load "emacs-address-cleaning.el") (notmuch-test-address-cleaning-1)'
+
+test_begin_subtest "notmuch-test-address-clean part 2"
+test_emacs_expect_t \
+    '(load "emacs-address-cleaning.el") (notmuch-test-address-cleaning-2)'
+
+test_begin_subtest "notmuch-test-address-clean part 3"
+test_subtest_known_broken
+test_emacs_expect_t \
+    '(load "emacs-address-cleaning.el") (notmuch-test-address-cleaning-3)'
+
+test_done

test/notmuch-test

@@ -53,6 +53,7 @@ TESTS="
   hooks
   argument-parsing
   emacs-test-functions.sh
+  emacs-address-cleaning.sh
 "
 TESTS=${NOTMUCH_TESTS:=$TESTS}