Add missing tests for ML APIs (search and delete)

CHANGELOG.md

@@ -15,6 +15,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Added `/_cluster/stats/{metric}/nodes/{node_id}` and `/_cluster/stats/{metric}/{index_metric}/nodes/{node_id}` ([#639](https://github.com/opensearch-project/opensearch-api-specification/pull/639))
 - Added `PhoneAnalyzer` from `analysis-phonenumber` plugin ([#609](https://github.com/opensearch-project/opensearch-api-specification/pull/609))
 - Added `/_list/indices` & `/_list/shards` api specs ([#613](https://github.com/opensearch-project/opensearch-api-specification/pull/613))
+- Added `GET /_plugins/_ml/models/_search` and `DELETE /_plugins/_ml/tasks/{task_id}` ([#672](https://github.com/opensearch-project/opensearch-api-specification/pull/672))
 
 ### Removed
 - Removed unsupported `_common.mapping:SourceField`'s `mode` field and associated `_common.mapping:SourceFieldMode` enum ([#652](https://github.com/opensearch-project/opensearch-api-specification/pull/652))

spec/schemas/ml._common.yaml

@@ -22,6 +22,14 @@ components:
     SearchModelsResponse:
       type: object
       properties:
+        took:
+          type: integer
+          description: The time taken to execute the search.
+        timed_out:
+          type: boolean
+          description: Whether the search timed out.
+        _shards:
+          $ref: '_common.yaml#/components/schemas/ShardStatistics'
         hits:
           $ref: '#/components/schemas/SearchModelsHits'
       required:
@@ -35,6 +43,10 @@ components:
           type: array
           items:
             $ref: '#/components/schemas/SearchModelsHitsHit'
+        max_score:
+          type: number
+          format: float
+          description: The maximum score.
       required:
         - hits
         - total
@@ -43,6 +55,7 @@ components:
       properties:
         value:
           type: integer
+          format: int64
           description: The total number of hits.
         relation:
           type: string
@@ -53,18 +66,103 @@ components:
     SearchModelsHitsHit:
       type: object
       properties:
+        _version:
+          $ref: '_common.yaml#/components/schemas/VersionNumber'
+        _seq_no:
+          $ref: '_common.yaml#/components/schemas/SequenceNumber'
+        _primary_term:
+          type: integer
+          description: The primary term.
         _index:
-          type: string
-          description: The index.
+          $ref: '_common.yaml#/components/schemas/IndexName'
         _id:
-          type: string
-          description: The hit ID.
+          $ref: '_common.yaml#/components/schemas/Id'
+        _score:
+          type: number
+          format: float
+          description: The score.
+        _source:
+          $ref: '#/components/schemas/Source'
         model_id:
-          type: string
-          description: The model ID.
+          $ref: '_common.yaml#/components/schemas/Name'
       required:
-        - _id
-        - model_id
+        - _score
+    Source:
+      type: object
+      properties:
+        last_deployed_time:
+          type: integer
+          format: int64
+          description: The last deployed time.
+        model_version:
+          type: string
+          description: The model version.
+        created_time:
+          type: integer
+          format: int64
+          description: The created time.
+        deploy_to_all_nodes:
+          type: boolean
+          description: Whether to deploy to all nodes.
+        is_hidden:
+          type: boolean
+          description: Whether the model is hidden.
+        description:
+          type: string
+          description: The model description.
+        model_state:
+          type: string
+          description: The model state.
+          enum:
+            - DEPLOY_FAILED
+            - REGISTERING
+        planning_worker_node_count:
+          type: number
+          description: The planning worker node count.
+        model_config:
+          $ref: '#/components/schemas/ModelConfig'
+        model_format:
+          type: string
+          description: The model format.
+        last_updated_time:
+          type: integer
+          format: int64
+          description: The last updated time.
+        name:
+          type: string
+          description: The model name.
+        connector_id:
+          type: string
+          description: The connector ID.
+        current_worker_node_count:
+          type: number
+          description: The current worker node count.
+        model_group_id:
+          type: string
+          description: The model group ID.
+        planning_worker_nodes:
+          type: array
+          items:
+            $ref: '_common.yaml#/components/schemas/NodeIds'
+        algorithm:
+          type: string
+          description: The algorithm.
+    ModelConfig:
+      type: object
+      properties:
+        all_config:
+          type: string
+          description: The all config.
+        model_type:
+          type: string
+          description: The model type.
+        embedding_dimension:
+          type: integer
+          format: int64
+          description: The embedding dimension.
+        framework_type:
+          type: string
+          description: The framework type.
     ModelGroupRegistration:
       type: object
       properties:

tests/plugins/ml/ml/models.yaml

@@ -22,6 +22,23 @@ chapters:
       status: 200
     output:
       task_id: payload.task_id
+  - synopsis: Search model.
+    id: search_model
+    path: /_plugins/_ml/models/_search
+    method: GET
+    request:
+      payload:
+        query:
+          match_all: {}
+        size: 1000
+    response:
+      status: 200
+      payload:
+        hits:
+          hits:
+            - _score: 1
+    output:
+      search_id: payload.hits.hits[0]._id
   - synopsis: Wait to get completed task.
     id: get_completed_task
     path: /_plugins/_ml/tasks/{task_id}

tests/plugins/ml/ml/tasks.yaml

@@ -0,0 +1,32 @@
+$schema: ../../../../json_schemas/test_story.schema.yaml
+
+description: Test the creation of tasks.
+distributions:
+  excluded:
+    - amazon-managed
+    - amazon-serverless
+version: '>= 2.11'
+warnings:
+  multiple-paths-detected: false
+chapters:
+  - synopsis: Register model.
+    id: register_model
+    path: /_plugins/_ml/models/_register
+    method: POST
+    request:
+      payload:
+        name: huggingface/sentence-transformers/msmarco-distilbert-base-tas-b
+        version: 1.0.1
+        model_format: TORCH_SCRIPT
+    response:
+      status: 200
+    output:
+      task_id: payload.task_id
+  - synopsis: Delete task.
+    id: delete_task
+    path: /_plugins/_ml/tasks/{task_id}
+    method: DELETE
+    parameters:
+      task_id: ${register_model.task_id}
+    response:
+      status: 200