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GitHubandClaude Opus 4.7
50491f9aae
- Package directory: src/xmtdx/ -> src/easy_tdx/ - Import path: from easy_tdx import ... - pip install easy-tdx - Add LICENSE (MIT) with upstream attribution (pytdx, xmtdx) - Add NOTICE with detailed attribution - Update all examples, tests, scripts, docs - Bump version to 1.0.0 BREAKING CHANGE: import path changed from `xmtdx` to `easy_tdx` Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
37 lines
1.2 KiB
Python
37 lines
1.2 KiB
Python
"""get_volume 单元测试，测试向量来自 pytdx 注释中的已知值。"""
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import struct
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from easy_tdx.codec.volume import get_volume
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def _pack(ivol: int) -> bytes:
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return struct.pack("<I", ivol)
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class TestGetVolume:
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def test_zero(self):
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val, pos = get_volume(_pack(0), 0)
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assert val == 0.0
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assert pos == 4
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def test_known_value_4098(self):
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# pytdx 注释 "4098 ---> 3.0" 含义：raw 4098 对应真实股数 3.0亿，
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# 但 get_volume(4098) ≈ 5.88e-39（接近零），说明 xdxr_info 里对股本字段
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# 调用 get_volume 是错误用法。easy-tdx 在 xdxr_info 命令中会用正确的解码方式。
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val, pos = get_volume(_pack(4098), 0)
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assert abs(val) < 1e-30 # 接近零，与 pytdx 行为一致
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def test_advances_pos(self):
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data = _pack(0) + _pack(0)
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_, pos = get_volume(data, 0)
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assert pos == 4
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_, pos2 = get_volume(data, pos)
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assert pos2 == 8
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def test_nonnegative(self):
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# 成交量不应为负
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for raw in [0, 1000, 0x10000, 0x1000000, 0x7FFFFFFF]:
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val, _ = get_volume(_pack(raw), 0)
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assert val >= 0.0
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