# Assertions Test Suite
# Exercises AssertNotUndefined behavior in isolation and inside loops.

cases:
  - note: assert_not_undefined_passes
    description: AssertNotUndefined succeeds when register has a value
    literals:
      - 42
    instructions:
      - "Load { dest: 0, literal_idx: 0 }"
      - "AssertNotUndefined { register: 0 }"
      - "Return { value: 0 }"
    want_result: 42

  - note: assert_not_undefined_fails
    description: AssertNotUndefined triggers assertion error when register undefined
    literals:
      - "#undefined"
    instructions:
      - "Load { dest: 0, literal_idx: 0 }"
      - "AssertNotUndefined { register: 0 }"
      - "Return { value: 0 }"
    want_error: "Assertion failed"

  - note: assert_not_undefined_inside_loop
    description: AssertNotUndefined fails inside Every loop and exits with false result
    literals:
      - "#undefined"
    instruction_params:
      loop_params:
        - mode: "Every"
          collection: 0
          key_reg: 1
          value_reg: 2
          result_reg: 3
          body_start: 5
          loop_end: 7
    instructions:
      - "ArrayNew { dest: 0 }"
      - "Load { dest: 1, literal_idx: 0 }"
      - "ArrayPush { arr: 0, value: 1 }"
      - "LoopStart { params_index: 0 }"
      - "Load { dest: 2, literal_idx: 0 }"
      - "AssertNotUndefined { register: 2 }"
      - "LoopNext { body_start: 5, loop_end: 7 }"
      - "Return { value: 3 }"
    want_result: false