Rename test to tests; fix equator length.

tests/test_label.py

@@ -0,0 +1,38 @@
+"""
+Test label generation for nodes.
+"""
+from roentgen.text import Label
+from tests import SCHEME
+
+__author__ = "Sergey Vartanov"
+__email__ = "me@enzet.ru"
+
+
+def construct_labels(tags: dict[str, str]) -> list[Label]:
+    """Construct labels from OSM node tags."""
+    processed: set[str] = set()
+    return SCHEME.construct_text(tags, "all", processed)
+
+
+def test_1_label() -> None:
+    """Test tags that should be converted into single label."""
+    labels = construct_labels({"name": "Name"})
+    assert len(labels) == 1
+    assert labels[0].text == "Name"
+
+
+def test_1_label_unknown_tags() -> None:
+    """
+    Test tags with some unknown tags that should be converted into single label.
+    """
+    labels = construct_labels({"name": "Name", "aaa": "bbb"})
+    assert len(labels) == 1
+    assert labels[0].text == "Name"
+
+
+def test_2_labels() -> None:
+    """Test tags that should be converted into two labels."""
+    labels = construct_labels({"name": "Name", "ref": "5"})
+    assert len(labels) == 2
+    assert labels[0].text == "Name"
+    assert labels[1].text == "5"