regorus/tests/interpreter/cases/builtins/aggregates/count.yaml

# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.

cases:
  - note: all
    data: {}
    modules:
      - |
        package test

        x = [
          count([]),
          count([1]),
          count([1, 2, 3]),

          count({}),
          count({"a":1}),
          count({"a":1, "b":2}),

          count(set()),
          count({1}),
          count({1,1}),
          count({1,2}),

          count(""),
          count("abc")
        ]

        # Undefined
        r { false }
        z = count(r)
    query: data.test
    want_result:
      x: [
        0, 1, 3,
        0, 1, 2,
        0, 1, 1, 2,
        0, 3
      ]

  - note: invalid-null
    data: {}
    modules: ["package test\n x= count(null)"]
    query: data.test
    error: "`count` requires array/object/set/string argument."
        
  - note: invalid-bool
    data: {}
    modules: ["package test\n x= count(true)"]
    query: data.test
    error: "`count` requires array/object/set/string argument."

  - note: invalid-number
    data: {}
    modules: ["package test\n x= count(5)"]
    query: data.test
    error: "`count` requires array/object/set/string argument."