# Invalid Collection Operations Test Suite
# Exercises error conditions for collection-specific instructions.

cases:
  - note: object_set_on_non_object
    description: ObjectSet on non-object register triggers error
    literals:
      - 1
      - "key"
    instructions:
      - "Load { dest: 0, literal_idx: 0 }"
      - "Load { dest: 1, literal_idx: 1 }"
      - "ObjectSet { obj: 0, key: 1, value: 1 }"
    want_error: "Register 0 does not contain an object"

  - note: array_push_on_non_array
    description: ArrayPush on scalar register fails
    literals:
      - 1
      - 2
    instructions:
      - "Load { dest: 0, literal_idx: 0 }"
      - "Load { dest: 1, literal_idx: 1 }"
      - "ArrayPush { arr: 0, value: 1 }"
    want_error: "Register 0 does not contain an array"

  - note: set_add_on_non_set
    description: SetAdd on scalar register fails
    literals:
      - 1
      - 2
    instructions:
      - "Load { dest: 0, literal_idx: 0 }"
      - "Load { dest: 1, literal_idx: 1 }"
      - "SetAdd { set: 0, value: 1 }"
    want_error: "Register 0 does not contain a set"

  - note: object_create_invalid_template
    description: ObjectCreate fails when template literal is not object
    literals:
      - []
    instruction_params:
      object_create_params:
        - dest: 0
          template_literal_idx: 0
          literal_key_fields: []
          fields: []
    instructions:
      - "ObjectCreate { params_index: 0 }"
    want_error: "ObjectCreate: template is not an object"

  - note: contains_on_scalar_returns_false
    description: Contains on scalar should return false
    literals:
      - 1
    instructions:
      - "Load { dest: 0, literal_idx: 0 }"
      - "Load { dest: 1, literal_idx: 0 }"
      - "Contains { dest: 2, collection: 0, value: 1 }"
      - "Return { value: 2 }"
    want_result: false