additional cases

x-pack/plugin/esql/qa/testFixtures/src/main/resources/hash.csv-spec

@@ -32,6 +32,15 @@ Disconnected          | 1232382       | 6beac1485638d51e13c2c53990a2f611 | 9a03c
 ;
 
 
+hashOfEmptyInput
+required_capability: hash_function
+
+ROW input="" | EVAL md5 = hash("md5", input), sha256 = hash("sha256", input);
+
+input:keyword | md5:keyword                      | sha256:keyword
+              | d41d8cd98f00b204e9800998ecf8427e | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
+;
+
 hashOfNullInput
 required_capability: hash_function
 
@@ -50,3 +59,47 @@ ROW input="input" | EVAL hash = hash(null, input);
 input:keyword | hash:keyword
 input         | null
 ;
+
+
+hashWithMv
+required_capability: hash_function
+
+ROW input=["foo", "bar"] | mv_expand input | EVAL md5 = hash("md5", input), sha256 = hash("sha256", input);
+
+input:keyword  | md5:keyword                      | sha256:keyword
+foo            | acbd18db4cc2f85cedef654fccc4a4d8 | 2c26b46b68ffc68ff99b453c1d30413413422d706483bfa0f98a5e886266e7ae
+bar            | 37b51d194a7513e45b56f6524f2d51f2 | fcde2b2edba56bf408601fb721fe9b5c338d10ee429ea04fae5511b68fbf8fb9
+;
+
+
+hashWithNestedFunctions
+required_capability: hash_function
+
+ROW input=["foo", "bar"] | EVAL hash = concat(hash("md5", mv_concat(input, "-")), "-", hash("sha256", mv_concat(input, "-")));
+
+input:keyword  | hash:keyword
+["foo", "bar"] | e5f9ec048d1dbe19c70f720e002f9cb1-7d89c4f517e3bd4b5e8e76687937005b602ea00c5cba3e25ef1fc6575a55103e
+;
+
+
+hashWithConvertedTypes
+required_capability: hash_function
+
+ROW input=42 | EVAL md5 = hash("md5", input::STRING), sha256 = hash("sha256", to_string(input));
+
+input:integer | md5:keyword                      | sha256:keyword
+42            | a1d0c6e83f027327d8461063f4ac58a6 | 73475cb40a568e8da8a045ced110137e159f890ac4da883b6b17dc651b3a8049
+;
+
+
+hashWithStats
+required_capability: hash_function
+
+FROM sample_data 
+| EVAL md5="md5"
+| STATS count = count(*) by hash(md5, message)
+| WHERE count > 1;
+
+count:long | hash(md5, message):keyword
+3          | 2e92ae79ff32b37fee4368a594792183
+;