test_context.py

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from datafusion_ray.context import DatafusionRayContext
from datafusion import SessionContext


def test_basic_query_succeed():
    df_ctx = SessionContext()
    ctx = DatafusionRayContext(df_ctx)
    df_ctx.register_csv("tips", "examples/tips.csv", has_header=True)
    record_batch = ctx.sql("SELECT * FROM tips")
    assert record_batch.num_rows == 244


def test_no_result_query():
    df_ctx = SessionContext()
    ctx = DatafusionRayContext(df_ctx)
    df_ctx.register_csv("tips", "examples/tips.csv", has_header=True)
    ctx.sql("CREATE VIEW tips_view AS SELECT * FROM tips")