[PATCH 11/11] lib/parse-sexp: initial support for wildcard queries

Subject: [PATCH 11/11] lib/parse-sexp: initial support for wildcard queries

Date: Tue, 13 Jul 2021 21:02:39 -0300

To: notmuch@notmuchmail.org

Cc: David Bremner

From: David Bremner


Because of the implicit way body: queries are implemented, additional
code will be needed for them.
---
 lib/parse-sexp.cc         | 12 +++++++--
 test/T081-sexpr-search.sh | 54 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 64 insertions(+), 2 deletions(-)

diff --git a/lib/parse-sexp.cc b/lib/parse-sexp.cc
index bfa566b1..a0f5e5bf 100644
--- a/lib/parse-sexp.cc
+++ b/lib/parse-sexp.cc
@@ -221,6 +221,7 @@ _sexp_to_xapian_query (notmuch_database_t *notmuch, sexp_t *sx, Xapian::Query &o
 	if (strcasecmp (field->name, hd_sexp (sx)->val) == 0) {
 	    _sexp_flag_t flags;
 	    sexp_t *rest;
+	    const char *term_prefix;
 
 	    notmuch_status_t status = _sexp_parse_keywords (notmuch, sx->list->val,
 							    sx->list->next, field->flags_allowed,
@@ -228,8 +229,15 @@ _sexp_to_xapian_query (notmuch_database_t *notmuch, sexp_t *sx, Xapian::Query &o
 	    if (status)
 		return status;
 
-	    return _sexp_combine_field (_find_prefix (field->name), field->xapian_op, rest,
-					output);
+	    term_prefix = _find_prefix (field->name);
+
+	    if (flags & SEXP_FLAG_WILDCARD) {
+		output = Xapian::Query (Xapian::Query::OP_WILDCARD, term_prefix);
+		return NOTMUCH_STATUS_SUCCESS;
+	    } else {
+		return _sexp_combine_field (term_prefix, field->xapian_op, rest,
+					    output);
+	    }
 	}
     }
 
diff --git a/test/T081-sexpr-search.sh b/test/T081-sexpr-search.sh
index 6e8687da..d8a89c6f 100755
--- a/test/T081-sexpr-search.sh
+++ b/test/T081-sexpr-search.sh
@@ -221,4 +221,58 @@ test_expect_success 'notmuch search --query-syntax=sexp "(subject \":foo\")"'
 test_begin_subtest "unknown keyword after non-keyword"
 test_expect_success 'notmuch search --query-syntax=sexp "(subject foo :foo)"'
 
+test_begin_subtest "wildcard search for attachment"
+notmuch search tag:attachment > EXPECTED
+notmuch search --query-syntax=sexp '(attachment :*)' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+add_message '[subject]="empty body"' '[body]="."'
+notmuch tag +nobody id:${gen_msg_id}
+
+test_begin_subtest "wildcard search for body"
+test_subtest_known_broken
+notmuch search not tag:nobody > EXPECTED
+notmuch search --query-syntax=sexp '(body :any)' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "negated wildcard search for body"
+test_subtest_known_broken
+notmuch search tag:nobody > EXPECTED
+notmuch search --query-syntax=sexp '(not (body :any))' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+add_message '[subject]="no tags"'
+notag_mid=${gen_msg_id}
+notmuch tag -unread -inbox id:${notag_mid}
+
+test_begin_subtest "wildcard search for 'is'"
+notmuch search not id:${notag_mid} > EXPECTED
+notmuch search --query-syntax=sexp '(is :any)' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "negated wildcard search for 'is'"
+notmuch search id:${notag_mid} > EXPECTED
+notmuch search --query-syntax=sexp '(not (is :any))' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "wildcard search for 'tag'"
+notmuch search not id:${notag_mid} > EXPECTED
+notmuch search --query-syntax=sexp '(tag :any)' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+test_begin_subtest "negated wildcard search for 'tag'"
+notmuch search id:${notag_mid} > EXPECTED
+notmuch search --query-syntax=sexp '(not (tag :any))' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
+add_message '[subject]="message with properties"'
+notmuch restore <<EOF
+#= ${gen_msg_id} foo=bar
+EOF
+
+test_begin_subtest "wildcard search for 'property'"
+notmuch search property:foo=bar > EXPECTED
+notmuch search --query-syntax=sexp '(property :any)' > OUTPUT
+test_expect_equal_file EXPECTED OUTPUT
+
 test_done
-- 
2.30.2
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