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add complex expression tests; for nested function calls; and different where-clause which create the same group of values

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gal salomon 2020-04-04 16:31:54 +03:00
parent d543619e71
commit c1bce6ac70
1 changed files with 24 additions and 0 deletions
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s3tests_boto3/functional/test_s3select.py
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@ -213,7 +213,31 @@ def test_column_sum_min_max():
assert int(res_s3select) == int(res_target) assert int(res_s3select) == int(res_target)
def test_complex_expressions():
# purpose of test: engine is process correctly several projections containing aggregation-functions
csv_obj = create_random_csv_object(10000,10)
csv_obj_name = "csv_100000x10"
bucket_name = "test"
upload_csv_object(bucket_name,csv_obj_name,csv_obj)
res_s3select = remove_xml_tags_from_result( run_s3select(bucket_name,csv_obj_name,"select min(int(_1)),max(int(_2)),min(int(_3))+1 from stdin;")).replace("\n","")
# assert is according to radom-csv function
assert res_s3select == "0,1000,1,"
# purpose of test that all where conditions create the same group of values, thus same result
res_s3select_substr = remove_xml_tags_from_result( run_s3select(bucket_name,csv_obj_name,'select min(int(_2)),max(int(_2)) from stdin where substr(_2,1,1) == "1"')).replace("\n","")
res_s3select_between_numbers = remove_xml_tags_from_result( run_s3select(bucket_name,csv_obj_name,'select min(int(_2)),max(int(_2)) from stdin where int(_2)>=100 and int(_2)<200')).replace("\n","")
res_s3select_eq_modolu = remove_xml_tags_from_result( run_s3select(bucket_name,csv_obj_name,'select min(int(_2)),max(int(_2)) from stdin where int(_2)/100 == 1 or int(_2)/10 == 1 or int(_2) == 1')).replace("\n","")
assert res_s3select_substr == res_s3select_between_numbers
assert res_s3select_between_numbers == res_s3select_eq_modolu
def test_alias(): def test_alias():
# purpose: test is comparing result of exactly the same queries , one with alias the other without. # purpose: test is comparing result of exactly the same queries , one with alias the other without.