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Video-Tree-TRM5/tests/unit/test_repair_detector.py
T

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Python

"""修复检测器单元测试。"""
from __future__ import annotations
from typing import TYPE_CHECKING
from app.tree.index import (
IndexMeta,
L1Card,
L1Node,
L2Card,
L2Node,
L3Card,
L3Node,
TreeIndex,
)
from app.tree.repair.detector import detect_issues
if TYPE_CHECKING:
from pathlib import Path
def _card_l3(summary: str = "正常描述") -> L3Card:
return L3Card(summary, ["实体"], ["动作"], [], "居中", {})
def _card_l2() -> L2Card:
return L2Card("事件", [], [], [], [], "", None)
def _card_l1() -> L1Card:
return L1Card("场景", "", [], [], [], [], "")
class TestDetectIssues:
def test_healthy_tree_no_issues(self) -> None:
l3 = L3Node(id="l1_0_l2_0_l3_0", card=_card_l3(), timestamp=1.0)
l2 = L2Node(
id="l1_0_l2_0",
card=_card_l2(),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=_card_l1(),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
assert detect_issues(index) == []
def test_empty_frame_summary(self) -> None:
l3 = L3Node(id="l1_0_l2_0_l3_0", card=_card_l3(""), timestamp=1.0)
l2 = L2Node(
id="l1_0_l2_0",
card=_card_l2(),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=_card_l1(),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
assert any(i.issue_type == "empty_field" and i.node_id == "l1_0_l2_0_l3_0" for i in issues)
def test_missing_frame_file(self, tmp_path: Path) -> None:
l3 = L3Node(
id="l1_0_l2_0_l3_0",
card=_card_l3(),
timestamp=1.0,
frame_path="frames/missing.jpg",
)
l2 = L2Node(
id="l1_0_l2_0",
card=_card_l2(),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=_card_l1(),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index, frames_dir=tmp_path)
assert any(i.issue_type == "missing_frame" for i in issues)
def test_l2_no_children(self) -> None:
l2 = L2Node(
id="l1_0_l2_0",
card=_card_l2(),
time_range=(0.0, 10.0),
children=[],
)
l1 = L1Node(
id="l1_0",
card=_card_l1(),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
assert any(i.issue_type == "no_children" and i.level == 2 for i in issues)
def test_l1_no_children(self) -> None:
l1 = L1Node(
id="l1_0",
card=_card_l1(),
time_range=(0.0, 10.0),
children=[],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
assert any(i.issue_type == "no_children" and i.level == 1 for i in issues)
def test_empty_visible_entities_not_flagged(self) -> None:
"""visible_entities 为空是合法状态(静物/黑帧),不触发 empty_field。"""
card = L3Card("正常描述", [], ["动作"], [], "居中", {})
l3 = L3Node(id="l1_0_l2_0_l3_0", card=card, timestamp=1.0)
l2 = L2Node(id="l1_0_l2_0", card=_card_l2(), time_range=(0.0, 10.0), children=[l3])
l1 = L1Node(id="l1_0", card=_card_l1(), time_range=(0.0, 10.0), children=[l2])
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
assert not any(i.issue_type == "empty_field" for i in issues)
def test_empty_ongoing_actions_not_flagged(self) -> None:
"""ongoing_actions 为空是合法状态(静物/黑帧),不触发 empty_field。"""
card = L3Card("正常描述", ["实体"], [], [], "居中", {})
l3 = L3Node(id="l1_0_l2_0_l3_0", card=card, timestamp=1.0)
l2 = L2Node(id="l1_0_l2_0", card=_card_l2(), time_range=(0.0, 10.0), children=[l3])
l1 = L1Node(id="l1_0", card=_card_l1(), time_range=(0.0, 10.0), children=[l2])
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
assert not any(i.issue_type == "empty_field" for i in issues)
def test_empty_spatial_layout(self) -> None:
"""spatial_layout 为空也触发 empty_field。"""
card = L3Card("正常描述", ["实体"], ["动作"], [], "", {})
l3 = L3Node(id="l1_0_l2_0_l3_0", card=card, timestamp=1.0)
l2 = L2Node(id="l1_0_l2_0", card=_card_l2(), time_range=(0.0, 10.0), children=[l3])
l1 = L1Node(id="l1_0", card=_card_l1(), time_range=(0.0, 10.0), children=[l2])
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
assert any(i.issue_type == "empty_field" and "spatial_layout" in i.details for i in issues)
def test_multiple_empty_fields_single_issue(self) -> None:
"""多个必填字段同时为空只产生一个 issue,details 列出所有空字段。"""
card = L3Card("", [], [], [], "", {})
l3 = L3Node(id="l1_0_l2_0_l3_0", card=card, timestamp=1.0)
l2 = L2Node(id="l1_0_l2_0", card=_card_l2(), time_range=(0.0, 10.0), children=[l3])
l1 = L1Node(id="l1_0", card=_card_l1(), time_range=(0.0, 10.0), children=[l2])
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = [i for i in detect_issues(index) if i.issue_type == "empty_field"]
assert len(issues) == 1
assert "frame_summary" in issues[0].details
assert "spatial_layout" in issues[0].details
def test_time_gap(self) -> None:
l3_a = L3Node(id="l1_0_l2_0_l3_0", card=_card_l3(), timestamp=1.0)
l3_b = L3Node(id="l1_0_l2_1_l3_0", card=_card_l3(), timestamp=20.0)
l2_a = L2Node(
id="l1_0_l2_0",
card=_card_l2(),
time_range=(0.0, 5.0),
children=[l3_a],
)
l2_b = L2Node(
id="l1_0_l2_1",
card=_card_l2(),
time_range=(15.0, 25.0),
children=[l3_b],
)
l1 = L1Node(
id="l1_0",
card=_card_l1(),
time_range=(0.0, 25.0),
children=[l2_a, l2_b],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
assert any(i.issue_type == "time_gap" for i in issues)
def test_detects_l2_empty_event_description(self) -> None:
"""L2 event_description 为空应报 empty_field。"""
l3 = L3Node(
id="l1_0_l2_0_l3_0",
card=L3Card("正常帧", ["实体"], ["动作"], [], "居中", {}),
timestamp=1.0,
)
l2 = L2Node(
id="l1_0_l2_0",
card=L2Card("", [], [], [], [], "", None),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=L1Card("正常场景", "", [], [], [], [], ""),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
l2_empties = [i for i in issues if i.level == 2 and i.issue_type == "empty_field"]
assert len(l2_empties) == 1
assert "event_description" in l2_empties[0].details
def test_detects_l1_empty_scene_summary(self) -> None:
"""L1 scene_summary 为空应报 empty_field。"""
l3 = L3Node(
id="l1_0_l2_0_l3_0",
card=L3Card("正常帧", ["实体"], ["动作"], [], "居中", {}),
timestamp=1.0,
)
l2 = L2Node(
id="l1_0_l2_0",
card=L2Card("正常事件", [], [], [], [], "", None),
time_range=(0.0, 10.0),
children=[l3],
)
l1 = L1Node(
id="l1_0",
card=L1Card("", "", [], [], [], [], ""),
time_range=(0.0, 10.0),
children=[l2],
)
index = TreeIndex(metadata=IndexMeta("/t.mp4", "video"), roots=[l1])
issues = detect_issues(index)
l1_empties = [i for i in issues if i.level == 1 and i.issue_type == "empty_field"]
assert len(l1_empties) == 1
assert "scene_summary" in l1_empties[0].details