Hot-keys on this page
r m x p toggle line displays
j k next/prev highlighted chunk
0 (zero) top of page
1 (one) first highlighted chunk
1#!/usr/bin/env python
2# coding=utf-8
5"""Tests for Japanese Society of Radiological Technology"""
7import numpy
8import pytest
10from ..data.jsrt import dataset
11from .utils import count_bw
14def test_protocol_consistency():
16 subset = dataset.subsets("default")
17 assert len(subset) == 3
19 assert "train" in subset
20 assert len(subset["train"]) == 172
21 for s in subset["train"]:
22 assert s.key.startswith("JSRT")
24 assert "validation" in subset
25 assert len(subset["validation"]) == 25
26 for s in subset["validation"]:
27 assert s.key.startswith("JSRT")
29 assert "test" in subset
30 assert len(subset["test"]) == 50
31 for s in subset["test"]:
32 assert s.key.startswith("JSRT")
35@pytest.mark.skip_if_rc_var_not_set("bob.ip.binseg.jsrt.datadir")
36def test_loading():
38 image_size = (2048, 2048)
39 label_size = (1024, 1024)
41 def _check_sample(s, bw_threshold_label):
43 data = s.data
44 assert isinstance(data, dict)
45 assert len(data) == 2
47 assert "data" in data
48 assert data["data"].size == image_size
49 assert data["data"].mode == "RGB"
51 assert "label" in data
52 assert data["label"].size == label_size
53 assert data["label"].mode == "1"
55 b, w = count_bw(data["label"])
56 assert (b + w) == numpy.prod(label_size), (
57 f"Counts of black + white ({b}+{w}) do not add up to total "
58 f"image size ({numpy.prod(label_size)}) at '{s.key}':label"
59 )
60 assert (w / b) < bw_threshold_label, (
61 f"The proportion between black and white pixels "
62 f"({w}/{b}={w/b:.3f}) is larger than the allowed threshold "
63 f"of {bw_threshold_label} at '{s.key}':label - this could "
64 f"indicate a loading problem!"
65 )
67 return w / b
69 limit = None # use this to limit testing to first images only
70 subset = dataset.subsets("default")
71 proportions = [_check_sample(s, 0.85) for s in subset["train"][:limit]]
72 proportions = [_check_sample(s, 0.85) for s in subset["validation"][:limit]]
73 proportions = [_check_sample(s, 0.85) for s in subset["test"][:limit]]
74 del proportions # only to satisfy flake8
77@pytest.mark.skip_if_rc_var_not_set("bob.ip.binseg.jsrt.datadir")
78def test_check():
79 assert dataset.check() == 0