updating test

Author: pmpailis

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search/160_exists_query.yml

@@ -191,6 +191,12 @@ setup:
                       doc_values: false
                 text:
                   type: text
+                keyword_stored_norms_not_indexed:
+                  type: keyword
+                  doc_values: false
+                  index: false
+                  store: true
+                  norms: true
 
   - do:
       headers:
@@ -216,6 +222,7 @@ setup:
               inner1: "foo"
               inner2: "bar"
             text: "foo bar"
+            keyword_stored_norms_not_indexed: "foo bar"
 
   - do:
       headers:
@@ -240,6 +247,7 @@ setup:
             object:
               inner1: "foo"
             text: "foo bar"
+            keyword_stored_norms_not_indexed: "foo bar"
 
   - do:
       headers:
@@ -265,6 +273,7 @@ setup:
             object:
               inner2: "bar"
             text: "foo bar"
+            keyword_stored_norms_not_indexed: "foo bar"
 
   - do:
       index:
@@ -1297,3 +1306,26 @@ setup:
 
   # this should not throw, but rather return 0 hits, as the field is not indexed nor it has doc values
   - match: {hits.total: 0}
+
+
+---
+"Test exists query on keyword field with no dv, that is stored, with norms, but not indexed":
+  - requires:
+      capabilities:
+        - method: POST
+          path: /_search
+          capabilities: [ field_exists_query_for_text_fields_no_index_or_dv ]
+      test_runner_features: capabilities
+      reason: "Before the fix, this query would throw an ISE because the field is not indexed and has no doc values."
+
+  - do:
+      search:
+        rest_total_hits_as_int: true
+        index: test-no-dv
+        body:
+          query:
+            exists:
+              field: keyword_stored_norms_not_indexed
+
+  # this should not throw, but rather return 0 hits, as the field is not indexed nor it has doc values
+  - match: {hits.total: 0}

server/src/test/java/org/elasticsearch/index/mapper/KeywordFieldTypeTests.java

@@ -137,7 +137,9 @@ public void testExistsQuery() {
             FieldType fieldType = new FieldType();
             fieldType.setOmitNorms(false);
             KeywordFieldType ft = new KeywordFieldType("field", fieldType);
-            assertEquals(new FieldExistsQuery("field"), ft.existsQuery(MOCK_CONTEXT));
+            // updated in #130531 so that a field that is neither indexed nor has doc values will generate a TermQuery
+            // to avoid ISE from FieldExistsQuery
+            assertEquals(new TermQuery(new Term(FieldNamesFieldMapper.NAME, "field")), ft.existsQuery(MOCK_CONTEXT));
         }
         {
             KeywordFieldType ft = new KeywordFieldType("field", true, false, Collections.emptyMap());