Add tests to show failing exist queries

quickwit/quickwit-doc-mapper/src/query_builder.rs

@@ -278,6 +278,7 @@ fn extract_prefix_term_ranges(
 mod test {
     use std::ops::Bound;
 
+    use quickwit_common::shared_consts::FIELD_PRESENCE_FIELD_NAME;
     use quickwit_query::query_ast::{
         query_ast_from_user_text, FullTextMode, FullTextParams, PhrasePrefixQuery, QueryAstVisitor,
     };
@@ -295,6 +296,7 @@ mod test {
 
     fn make_schema(dynamic_mode: bool) -> Schema {
         let mut schema_builder = Schema::builder();
+        schema_builder.add_i64_field(FIELD_PRESENCE_FIELD_NAME, INDEXED);
         schema_builder.add_text_field("title", TEXT);
         schema_builder.add_text_field("desc", TEXT | STORED);
         schema_builder.add_text_field("server.name", TEXT | STORED);
@@ -311,6 +313,8 @@ mod test {
         schema_builder.add_u64_field("u64_fast", FAST | STORED);
         schema_builder.add_i64_field("i64_fast", FAST | STORED);
         schema_builder.add_f64_field("f64_fast", FAST | STORED);
+        schema_builder.add_json_field("json_fast", FAST);
+        schema_builder.add_json_field("json_text", TEXT);
         if dynamic_mode {
             schema_builder.add_json_field(DYNAMIC_FIELD_NAME, TEXT);
         }
@@ -503,6 +507,33 @@ mod test {
         );
     }
 
+    #[test]
+    fn test_existence_query() {
+        check_build_query_static_mode(
+            "title:*",
+            Vec::new(),
+            TestExpectation::Ok("TermQuery(Term(field=0, type=U64"),
+        );
+
+        check_build_query_static_mode(
+            "ip:*",
+            Vec::new(),
+            TestExpectation::Ok("ExistsQuery { field_name: \"ip\" }"),
+        );
+
+        check_build_query_static_mode(
+            "json_text:*",
+            Vec::new(),
+            TestExpectation::Ok("TermQuery(Term(field=0, type=U64"),
+        );
+
+        check_build_query_static_mode(
+            "json_fast:*",
+            Vec::new(),
+            TestExpectation::Ok("ExistsQuery { field_name: \"json_fast\" }"),
+        );
+    }
+
     #[test]
     fn test_datetime_range_query() {
         {

quickwit/rest-api-tests/scenarii/es_compatibility/0011-exists-query.yaml

@@ -25,6 +25,16 @@ expected:
     total:
       value: 60
 ---
+json:
+  query:
+    exists:
+      field: payload
+expected:
+  hits:
+    total:
+      # one of the docs contains `"payload":{}`
+      value: 99
+---
 # Fortunately, ES does not accept this quirky syntax in the
 # case of exists query.
 json:

quickwit/rest-api-tests/scenarii/qw_search_api/0004_exists_search.yaml

@@ -0,0 +1,60 @@
+
+endpoint: json/search
+params:
+  query: "json_fast:*"
+expected:
+  num_hits: 1
+---
+endpoint: json/search
+params:
+  query: "json_text:*"
+expected:
+  num_hits: 2
+---
+endpoint: json/search
+params:
+  query: "json_text.field_a:*"
+expected:
+  num_hits: 2
+---
+endpoint: json/search
+params:
+  query: "json_text.field_b:*"
+expected:
+  num_hits: 1
+---
+endpoint: json/search
+params:
+  query: "json_fast.fast_field_a:*"
+expected:
+  num_hits: 1
+---
+endpoint: json/search
+params:
+  query: "json_fast.doesnotexist:*"
+expected:
+  num_hits: 0
+---
+endpoint: json/search
+params:
+  query: "object_multi:*"
+expected:
+  num_hits: 3
+---
+endpoint: json/search
+params:
+  query: "object_multi.object_text_field:*"
+expected:
+  num_hits: 1
+---
+endpoint: json/search
+params:
+  query: "object_multi.object_fast_field:*"
+expected:
+  num_hits: 2
+---
+endpoint: json/search
+params:
+  query: "object_multi.doesnotexist:*"
+expected:
+  num_hits: 0

quickwit/rest-api-tests/scenarii/qw_search_api/_setup.quickwit.yaml

@@ -68,7 +68,8 @@ params:
 ndjson:
   - {"seq": 1, "tag": 1}
   - {"seq": 2, "tag": 2}
----method: POST
+---
+method: POST
 endpoint: tagged/ingest
 params:
   commit: force
@@ -82,3 +83,37 @@ params:
   commit: force
 ndjson:
   - {"seq": 4, "tag": 1}
+---
+method: POST
+endpoint: indexes/
+json:
+  version: "0.7"
+  index_id: json
+  doc_mapping:
+    field_mappings:
+      - name: json_text
+        type: json
+      - name: json_fast
+        type: json
+        fast: true
+      - name: object_multi
+        type: object
+        field_mappings:
+          - name: object_text_field
+            type: text
+          - name: object_fast_field
+            type: u64
+            fast: true
+
+---
+method: POST
+endpoint: tagged/ingest
+params:
+  commit: force
+ndjson:
+  - {"json_text": {"field_a": "hello", "field_b": "world"}}
+  - {"json_text": {"field_a": "hi"}}
+  - {"json_fast": {"field_c": 1}}
+  - {"object_multi": {"object_text_field": "multi hello"}}
+  - {"object_multi": {"object_fast_field": 1}}
+  - {"object_multi": {"object_fast_field": 2}}

quickwit/rest-api-tests/scenarii/qw_search_api/_teardown.quickwit.yaml

@@ -4,3 +4,6 @@ endpoint: indexes/simple
 ---
 method: DELETE
 endpoint: indexes/tagged
+---
+method: DELETE
+endpoint: indexes/json