{
    "description": "User shell remains standalone with unknown, exploration or absent command actions (including camelCase aliases); ordinary agent tools on either side cannot merge across it.",
    "expected": {
        "blocks": [
            {
                "createdAt": 1755000000000,
                "id": "agent-before",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "agent-before",
                    "input": {
                        "command": "bun test",
                        "command_actions": [
                            {
                                "command": "bun test",
                                "type": "unknown"
                            }
                        ]
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000002000,
                "id": "patch-before",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "patch-before",
                    "input": {
                        "changes": {}
                    },
                    "name": "CodexPatch",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000004000,
                "id": "user-unknown",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "user-unknown",
                    "input": {
                        "command": "git status",
                        "command_actions": [
                            {
                                "command": "git status",
                                "type": "unknown"
                            }
                        ],
                        "command_source": "userShell"
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000006000,
                "id": "user-read",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "user-read",
                    "input": {
                        "command": "cat README.md",
                        "commandActions": [
                            {
                                "command": "cat README.md",
                                "name": "README.md",
                                "path": "/repo/README.md",
                                "type": "read"
                            }
                        ],
                        "commandSource": "userShell"
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000008000,
                "id": "user-unclassified",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "user-unclassified",
                    "input": {
                        "command": "pwd",
                        "command_source": "userShell"
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000010000,
                "id": "agent-after",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "agent-after",
                    "input": {
                        "command": "bun test",
                        "command_actions": [
                            {
                                "command": "bun test",
                                "type": "unknown"
                            }
                        ]
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000012000,
                "id": "patch-after",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "patch-after",
                    "input": {
                        "changes": {}
                    },
                    "name": "CodexPatch",
                    "result": "Done",
                    "state": "completed"
                }
            }
        ],
        "hasReadyEvent": false,
        "latestUsage": null,
        "visibleBlocks": [
            {
                "createdAt": 1755000000000,
                "firstToolId": "agent-before",
                "id": "tool-group:agent-before",
                "kind": "tool-group",
                "lastToolId": "patch-before",
                "tools": [
                    {
                        "createdAt": 1755000000000,
                        "id": "agent-before",
                        "kind": "tool-call",
                        "localId": null,
                        "tool": {
                            "id": "agent-before",
                            "input": {
                                "command": "bun test",
                                "command_actions": [
                                    {
                                        "command": "bun test",
                                        "type": "unknown"
                                    }
                                ]
                            },
                            "name": "CodexBash",
                            "result": "Done",
                            "state": "completed"
                        }
                    },
                    {
                        "createdAt": 1755000002000,
                        "id": "patch-before",
                        "kind": "tool-call",
                        "localId": null,
                        "tool": {
                            "id": "patch-before",
                            "input": {
                                "changes": {}
                            },
                            "name": "CodexPatch",
                            "result": "Done",
                            "state": "completed"
                        }
                    }
                ]
            },
            {
                "createdAt": 1755000004000,
                "id": "user-unknown",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "user-unknown",
                    "input": {
                        "command": "git status",
                        "command_actions": [
                            {
                                "command": "git status",
                                "type": "unknown"
                            }
                        ],
                        "command_source": "userShell"
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000006000,
                "id": "user-read",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "user-read",
                    "input": {
                        "command": "cat README.md",
                        "commandActions": [
                            {
                                "command": "cat README.md",
                                "name": "README.md",
                                "path": "/repo/README.md",
                                "type": "read"
                            }
                        ],
                        "commandSource": "userShell"
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000008000,
                "id": "user-unclassified",
                "kind": "tool-call",
                "localId": null,
                "tool": {
                    "id": "user-unclassified",
                    "input": {
                        "command": "pwd",
                        "command_source": "userShell"
                    },
                    "name": "CodexBash",
                    "result": "Done",
                    "state": "completed"
                }
            },
            {
                "createdAt": 1755000010000,
                "firstToolId": "agent-after",
                "id": "tool-group:agent-after",
                "kind": "tool-group",
                "lastToolId": "patch-after",
                "tools": [
                    {
                        "createdAt": 1755000010000,
                        "id": "agent-after",
                        "kind": "tool-call",
                        "localId": null,
                        "tool": {
                            "id": "agent-after",
                            "input": {
                                "command": "bun test",
                                "command_actions": [
                                    {
                                        "command": "bun test",
                                        "type": "unknown"
                                    }
                                ]
                            },
                            "name": "CodexBash",
                            "result": "Done",
                            "state": "completed"
                        }
                    },
                    {
                        "createdAt": 1755000012000,
                        "id": "patch-after",
                        "kind": "tool-call",
                        "localId": null,
                        "tool": {
                            "id": "patch-after",
                            "input": {
                                "changes": {}
                            },
                            "name": "CodexPatch",
                            "result": "Done",
                            "state": "completed"
                        }
                    }
                ]
            }
        ]
    },
    "fixtureVersion": 1,
    "input": {
        "agentState": null,
        "messages": [
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "agent-before",
                            "input": {
                                "command": "bun test",
                                "command_actions": [
                                    {
                                        "command": "bun test",
                                        "type": "unknown"
                                    }
                                ]
                            },
                            "name": "CodexBash",
                            "type": "tool-call"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000000000,
                "id": "shell-boundary-0",
                "localId": null,
                "seq": 1
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "agent-before",
                            "output": "Done",
                            "type": "tool-call-result"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000001000,
                "id": "shell-boundary-1",
                "localId": null,
                "seq": 2
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "patch-before",
                            "input": {
                                "changes": {}
                            },
                            "name": "CodexPatch",
                            "type": "tool-call"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000002000,
                "id": "shell-boundary-2",
                "localId": null,
                "seq": 3
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "patch-before",
                            "output": "Done",
                            "type": "tool-call-result"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000003000,
                "id": "shell-boundary-3",
                "localId": null,
                "seq": 4
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "user-unknown",
                            "input": {
                                "command": "git status",
                                "command_actions": [
                                    {
                                        "command": "git status",
                                        "type": "unknown"
                                    }
                                ],
                                "command_source": "userShell"
                            },
                            "name": "CodexBash",
                            "type": "tool-call"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000004000,
                "id": "shell-boundary-4",
                "localId": null,
                "seq": 5
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "user-unknown",
                            "output": "Done",
                            "type": "tool-call-result"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000005000,
                "id": "shell-boundary-5",
                "localId": null,
                "seq": 6
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "user-read",
                            "input": {
                                "command": "cat README.md",
                                "commandActions": [
                                    {
                                        "command": "cat README.md",
                                        "name": "README.md",
                                        "path": "/repo/README.md",
                                        "type": "read"
                                    }
                                ],
                                "commandSource": "userShell"
                            },
                            "name": "CodexBash",
                            "type": "tool-call"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000006000,
                "id": "shell-boundary-6",
                "localId": null,
                "seq": 7
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "user-read",
                            "output": "Done",
                            "type": "tool-call-result"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000007000,
                "id": "shell-boundary-7",
                "localId": null,
                "seq": 8
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "user-unclassified",
                            "input": {
                                "command": "pwd",
                                "command_source": "userShell"
                            },
                            "name": "CodexBash",
                            "type": "tool-call"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000008000,
                "id": "shell-boundary-8",
                "localId": null,
                "seq": 9
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "user-unclassified",
                            "output": "Done",
                            "type": "tool-call-result"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000009000,
                "id": "shell-boundary-9",
                "localId": null,
                "seq": 10
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "agent-after",
                            "input": {
                                "command": "bun test",
                                "command_actions": [
                                    {
                                        "command": "bun test",
                                        "type": "unknown"
                                    }
                                ]
                            },
                            "name": "CodexBash",
                            "type": "tool-call"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000010000,
                "id": "shell-boundary-10",
                "localId": null,
                "seq": 11
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "agent-after",
                            "output": "Done",
                            "type": "tool-call-result"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000011000,
                "id": "shell-boundary-11",
                "localId": null,
                "seq": 12
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "patch-after",
                            "input": {
                                "changes": {}
                            },
                            "name": "CodexPatch",
                            "type": "tool-call"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000012000,
                "id": "shell-boundary-12",
                "localId": null,
                "seq": 13
            },
            {
                "content": {
                    "content": {
                        "data": {
                            "callId": "patch-after",
                            "output": "Done",
                            "type": "tool-call-result"
                        },
                        "type": "codex"
                    },
                    "role": "agent"
                },
                "createdAt": 1755000013000,
                "id": "shell-boundary-13",
                "localId": null,
                "seq": 14
            }
        ],
        "options": {
            "hasMoreMessages": false
        }
    },
    "name": "tool-group-codex-user-shell-boundaries"
}