def test_api_hints_accessible_public():
    """Test that hints with no cost and no prerequsites can be viewed publicy"""
    app = create_ctfd()
    with app.app_context():
        # Set challenges to be visible publicly
        set_config("challenge_visibility", "public")

        register_user(app)
        chal = gen_challenge(app.db)
        gen_hint(
            app.db, chal.id, content="This is a free hint", cost=0, type="standard"
        )
        gen_hint(
            app.db, chal.id, content="This is a private hint", cost=1, type="standard"
        )
        gen_hint(
            app.db, chal.id, content="This is a private hint", cost=1, type="standard"
        )
        hint = Hints.query.filter_by(id=3).first()
        hint.requirements = {"prerequisites": [2]}
        app.db.session.commit()

        with app.test_client() as non_logged_in_user:
            # Hints cannot be seen unless free public access is on
            r = non_logged_in_user.get("/api/v1/hints/1")
            assert r.status_code == 403
            errors = r.get_json()["errors"]
            assert errors == {"cost": ["You must login to unlock this hint"]}

            # Enable free public access
            set_config("hints_free_public_access", True)
            r = non_logged_in_user.get("/api/v1/hints/1")
            hint = r.get_json()["data"]
            assert hint["content"] == "This is a free hint"

            r = non_logged_in_user.get("/api/v1/hints/2")
            assert r.status_code == 403
            errors = r.get_json()["errors"]
            assert errors == {"cost": ["You must login to unlock this hint"]}

            r = non_logged_in_user.get("/api/v1/hints/3")
            assert r.status_code == 403
            errors = r.get_json()["errors"]
            assert errors == {"cost": ["You must login to unlock this hint"]}

            r = non_logged_in_user.post(
                "/api/v1/unlocks", json={"target": 2, "type": "hints"}
            )
            assert r.status_code == 403

        # Set challenges to be visible to only authed
        set_config("challenge_visibility", "private")

        # Free hints no longer visible to unauthed
        with app.test_client() as non_logged_in_user:
            r = non_logged_in_user.get("/api/v1/hints/1", json="")
            assert r.status_code == 403

        # Verify existing hint behavior for authed users
        with login_as_user(app) as client:
            # Free hints require an unlock
            r = client.get("/api/v1/hints/1")
            hint = r.get_json()["data"]
            assert hint.get("content") is None

            # Issue the unlock and then request the content
            r = client.post("/api/v1/unlocks", json={"target": 1, "type": "hints"})
            r = client.get("/api/v1/hints/1")
            hint = r.get_json()["data"]
            assert hint["content"] == "This is a free hint"

            r = client.get("/api/v1/hints/2")
            assert r.status_code == 200
            assert "content" not in r.get_json()["data"]

            r = client.get("/api/v1/hints/3")
            assert r.status_code == 403

            gen_award(app.db, 2)

            # Haven't unlocked the prereq hint
            r = client.get("/api/v1/hints/3")
            assert r.status_code == 403

            # Unlock the prereq
            r = client.post("/api/v1/unlocks", json={"target": 2, "type": "hints"})
            assert r.status_code == 200
            r = client.get("/api/v1/hints/2")
            assert r.status_code == 200

            # Attempt to unlock again but dont have the points
            r = client.get("/api/v1/hints/3")
            assert r.status_code == 200
            assert "content" not in r.get_json()["data"]

            r = client.post("/api/v1/unlocks", json={"target": 3, "type": "hints"})
            assert r.status_code == 200
            r = client.get("/api/v1/hints/3")
            assert r.status_code == 200
            assert "content" in r.get_json()["data"]
Test that hints with no cost and no prerequsites can be viewed publicy
tests/api/v1/user/test_hints.py