{
  "Contents of active query are kept while inactive results are removed after GC": {
    "describeName": "Garbage Collection:",
    "itName": "Contents of active query are kept while inactive results are removed after GC",
    "tags": [
    ],
    "config": {
      "numClients": 1,
      "useEagerGCForMemory": false
    },
    "steps": [
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 2
        },
        "expectedState": {
          "activeTargets": {
            "2": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            {
              "createTime": 0,
              "key": "collection/a",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "a"
              },
              "version": 1000
            },
            {
              "createTime": 0,
              "key": "collection/b",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "b"
              },
              "version": 1000
            },
            {
              "createTime": 0,
              "key": "collection/c",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "c"
              },
              "version": 1000
            },
            {
              "createTime": 0,
              "key": "collection/d",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "d"
              },
              "version": 1000
            }
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "targetIds": [
          ],
          "version": 1000
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              },
              {
                "createTime": 0,
                "key": "collection/b",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "b"
                },
                "version": 1000
              },
              {
                "createTime": 0,
                "key": "collection/c",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "c"
                },
                "version": 1000
              },
              {
                "createTime": 0,
                "key": "collection/d",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "d"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          }
        ],
        "expectedState": {
          "activeTargets": {
          }
        }
      },
      {
        "userListen": {
          "query": {
            "filters": [
              [
                "key",
                "==",
                "a"
              ]
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 4
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false,
            "query": {
              "filters": [
                [
                  "key",
                  "==",
                  "a"
                ]
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ],
        "expectedState": {
          "activeTargets": {
            "4": {
              "queries": [
                {
                  "filters": [
                    [
                      "key",
                      "==",
                      "a"
                    ]
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          4
        ]
      },
      {
        "watchEntity": {
          "docs": [
            {
              "createTime": 0,
              "key": "collection/a",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "a"
              },
              "version": 1000
            }
          ],
          "targets": [
            4
          ]
        }
      },
      {
        "watchCurrent": [
          [
            4
          ],
          "resume-token-1500"
        ]
      },
      {
        "watchSnapshot": {
          "targetIds": [
          ],
          "version": 1500
        },
        "expectedSnapshotEvents": [
          {
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false,
            "query": {
              "filters": [
                [
                  "key",
                  "==",
                  "a"
                ]
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ]
      },
      {
        "userSet": [
          "collection/c",
          {
            "extra": "extra",
            "key": "c"
          }
        ]
      },
      {
        "triggerLruGC": 1
      },
      {
        "userUnlisten": [
          4,
          {
            "filters": [
              [
                "key",
                "==",
                "a"
              ]
            ],
            "orderBys": [
            ],
            "path": "collection"
          }
        ],
        "expectedState": {
          "activeTargets": {
          }
        }
      },
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 6
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              },
              {
                "createTime": 0,
                "key": "collection/c",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": true
                },
                "value": {
                  "extra": "extra",
                  "key": "c"
                },
                "version": 0
              }
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": true,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ],
        "expectedState": {
          "activeTargets": {
            "6": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      }
    ]
  },
  "Contents of query are cleared when listen is removed.": {
    "comment": "Explicitly tests eager GC behavior",
    "describeName": "Garbage Collection:",
    "itName": "Contents of query are cleared when listen is removed.",
    "tags": [
      "eager-gc"
    ],
    "config": {
      "numClients": 1,
      "useEagerGCForMemory": true
    },
    "steps": [
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 2
        },
        "expectedState": {
          "activeTargets": {
            "2": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            {
              "createTime": 0,
              "key": "collection/a",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "a"
              },
              "version": 1000
            }
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "targetIds": [
          ],
          "version": 1000
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          }
        ],
        "expectedState": {
          "activeTargets": {
          }
        }
      },
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 4
        },
        "expectedState": {
          "activeTargets": {
            "4": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      }
    ]
  },
  "Contents of query are kept after listen is removed, and GC threshold is not reached": {
    "describeName": "Garbage Collection:",
    "itName": "Contents of query are kept after listen is removed, and GC threshold is not reached",
    "tags": [
    ],
    "config": {
      "numClients": 1,
      "useEagerGCForMemory": false
    },
    "steps": [
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 2
        },
        "expectedState": {
          "activeTargets": {
            "2": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            {
              "createTime": 0,
              "key": "collection/a",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "a"
              },
              "version": 1000
            }
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "targetIds": [
          ],
          "version": 1000
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          }
        ],
        "expectedState": {
          "activeTargets": {
          }
        }
      },
      {
        "triggerLruGC": 1000000000
      },
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 2
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ],
        "expectedState": {
          "activeTargets": {
            "2": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": "resume-token-1000"
            }
          }
        }
      }
    ]
  },
  "Contents of query are kept after listen is removed.": {
    "describeName": "Garbage Collection:",
    "itName": "Contents of query are kept after listen is removed.",
    "tags": [
    ],
    "config": {
      "numClients": 1,
      "useEagerGCForMemory": false
    },
    "steps": [
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 2
        },
        "expectedState": {
          "activeTargets": {
            "2": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            {
              "createTime": 0,
              "key": "collection/a",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "a"
              },
              "version": 1000
            }
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "targetIds": [
          ],
          "version": 1000
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          }
        ],
        "expectedState": {
          "activeTargets": {
          }
        }
      },
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 2
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": true,
            "hasPendingWrites": false,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ],
        "expectedState": {
          "activeTargets": {
            "2": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": "resume-token-1000"
            }
          }
        }
      }
    ]
  },
  "Contents of query are removed after listen is removed, and GC threshold is reached": {
    "describeName": "Garbage Collection:",
    "itName": "Contents of query are removed after listen is removed, and GC threshold is reached",
    "tags": [
    ],
    "config": {
      "numClients": 1,
      "useEagerGCForMemory": false
    },
    "steps": [
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 2
        },
        "expectedState": {
          "activeTargets": {
            "2": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      },
      {
        "watchAck": [
          2
        ]
      },
      {
        "watchEntity": {
          "docs": [
            {
              "createTime": 0,
              "key": "collection/a",
              "options": {
                "hasCommittedMutations": false,
                "hasLocalMutations": false
              },
              "value": {
                "key": "a"
              },
              "version": 1000
            }
          ],
          "targets": [
            2
          ]
        }
      },
      {
        "watchCurrent": [
          [
            2
          ],
          "resume-token-1000"
        ]
      },
      {
        "watchSnapshot": {
          "targetIds": [
          ],
          "version": 1000
        },
        "expectedSnapshotEvents": [
          {
            "added": [
              {
                "createTime": 0,
                "key": "collection/a",
                "options": {
                  "hasCommittedMutations": false,
                  "hasLocalMutations": false
                },
                "value": {
                  "key": "a"
                },
                "version": 1000
              }
            ],
            "errorCode": 0,
            "fromCache": false,
            "hasPendingWrites": false,
            "query": {
              "filters": [
              ],
              "orderBys": [
              ],
              "path": "collection"
            }
          }
        ]
      },
      {
        "userUnlisten": [
          2,
          {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          }
        ],
        "expectedState": {
          "activeTargets": {
          }
        }
      },
      {
        "triggerLruGC": 1
      },
      {
        "userListen": {
          "query": {
            "filters": [
            ],
            "orderBys": [
            ],
            "path": "collection"
          },
          "targetId": 4
        },
        "expectedState": {
          "activeTargets": {
            "4": {
              "queries": [
                {
                  "filters": [
                  ],
                  "orderBys": [
                  ],
                  "path": "collection"
                }
              ],
              "resumeToken": ""
            }
          }
        }
      }
    ]
  }
}