74fdf9bd
 tangwang
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"""Unit tests for rerank {query} text selection (translation fallback)."""
from query.query_parser import ParsedQuery, rerank_query_text
def test_rerank_query_text_zh_uses_original():
assert rerank_query_text("你好", detected_language="zh", translations={"en": "hello"}) == "你好"
def test_rerank_query_text_en_uses_original():
assert rerank_query_text("hello", detected_language="en", translations={"zh": "你好"}) == "hello"
def test_rerank_query_text_russian_prefers_en_translation():
assert (
rerank_query_text(
"красное платье",
detected_language="ru",
translations={"en": "red dress", "zh": "红裙"},
)
== "red dress"
)
def test_rerank_query_text_russian_falls_back_to_zh_when_no_en():
assert (
rerank_query_text(
"красное платье",
detected_language="ru",
translations={"zh": "红裙"},
)
== "红裙"
)
def test_rerank_query_text_non_zh_en_falls_back_to_original_without_translations():
assert rerank_query_text("foo", detected_language="ja", translations={}) == "foo"
def test_rerank_query_text_unknown_language_uses_en_when_present():
assert (
rerank_query_text("x", detected_language="unknown", translations={"en": "translated"})
== "translated"
)
def test_parsed_query_text_for_rerank_delegates():
pq = ParsedQuery(
original_query="orig",
query_normalized="orig",
rewritten_query="rewritten",
detected_language="fr",
translations={"en": "en version"},
)
assert pq.text_for_rerank() == "en version"
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