do not split names from typed phrases

When phrases are typed, they should only contain exactly one term.

test/python/api/search/test_query.py

@@ -0,0 +1,49 @@
+
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# This file is part of Nominatim. (https://nominatim.org)
+#
+# Copyright (C) 2023 by the Nominatim developer community.
+# For a full list of authors see the git log.
+"""
+Test data types for search queries.
+"""
+import pytest
+
+import nominatim.api.search.query as nq
+
+def test_token_range_equal():
+    assert nq.TokenRange(2, 3) == nq.TokenRange(2, 3)
+    assert not (nq.TokenRange(2, 3) != nq.TokenRange(2, 3))
+
+
+@pytest.mark.parametrize('lop,rop', [((1, 2), (3, 4)),
+                                    ((3, 4), (3, 5)),
+                                    ((10, 12), (11, 12))])
+def test_token_range_unequal(lop, rop):
+    assert not (nq.TokenRange(*lop) == nq.TokenRange(*rop))
+    assert nq.TokenRange(*lop) != nq.TokenRange(*rop)
+
+
+def test_token_range_lt():
+    assert nq.TokenRange(1, 3) < nq.TokenRange(10, 12)
+    assert nq.TokenRange(5, 6) < nq.TokenRange(7, 8)
+    assert nq.TokenRange(1, 4) < nq.TokenRange(4, 5)
+    assert not(nq.TokenRange(5, 6) < nq.TokenRange(5, 6))
+    assert not(nq.TokenRange(10, 11) < nq.TokenRange(4, 5))
+
+
+def test_token_rankge_gt():
+    assert nq.TokenRange(3, 4) > nq.TokenRange(1, 2)
+    assert nq.TokenRange(100, 200) > nq.TokenRange(10, 11)
+    assert nq.TokenRange(10, 11) > nq.TokenRange(4, 10)
+    assert not(nq.TokenRange(5, 6) > nq.TokenRange(5, 6))
+    assert not(nq.TokenRange(1, 2) > nq.TokenRange(3, 4))
+    assert not(nq.TokenRange(4, 10) > nq.TokenRange(3, 5))
+
+
+def test_token_range_unimplemented_ops():
+    with pytest.raises(TypeError):
+        nq.TokenRange(1, 3) <= nq.TokenRange(10, 12)
+    with pytest.raises(TypeError):
+        nq.TokenRange(1, 3) >= nq.TokenRange(10, 12)