#640: Refactored generic tests python3 #645
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,259 @@ | ||
| #!/usr/bin/env python3 | ||
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| from exasol_python_test_framework import udf | ||
| from exasol_python_test_framework.udf import requires | ||
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| class BasicTest(udf.TestCase): | ||
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| def setUp(self): | ||
| self.query('DROP SCHEMA FN1 CASCADE', ignore_errors=True) | ||
| self.query('CREATE SCHEMA FN1') | ||
| self.query('OPEN SCHEMA FN1') | ||
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| # Create all UDFs needed for BasicTest | ||
| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SCALAR SCRIPT basic_range(n INTEGER) | ||
| EMITS (n INTEGER) AS | ||
| def run(ctx): | ||
| if ctx.n is not None: | ||
| for i in range(ctx.n): | ||
| ctx.emit(i) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT basic_sum(x INTEGER) | ||
| RETURNS INTEGER AS | ||
| def run(ctx): | ||
| s = 0 | ||
| while True: | ||
| if ctx.x is not None: | ||
| s += ctx.x | ||
| if not ctx.next(): | ||
| break | ||
| return s | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SCALAR SCRIPT basic_emit_two_ints() | ||
| EMITS (i INTEGER, j INTEGER) AS | ||
| def run(ctx): | ||
| ctx.emit(1,2) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SCALAR SCRIPT basic_nth_partial_sum(n INTEGER) | ||
| RETURNS INTEGER AS | ||
| def run(ctx): | ||
| if ctx.n is not None: | ||
| return ctx.n * (ctx.n + 1) / 2 | ||
| return 0 | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT basic_sum_grp(x INTEGER) | ||
| EMITS (s INTEGER) AS | ||
| def run(ctx): | ||
| s = 0 | ||
| while True: | ||
| if ctx.x is not None: | ||
| s += ctx.x | ||
| if not ctx.next(): | ||
| break | ||
| ctx.emit(s) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SCALAR SCRIPT basic_emit_several_groups(a INTEGER, b INTEGER) | ||
| EMITS (i INTEGER, j VARCHAR(40)) AS | ||
| def run(ctx): | ||
| for n in range(ctx.a): | ||
| for i in range(ctx.b): | ||
| ctx.emit(i, repr((exa.meta.vm_id, exa.meta.node_count, exa.meta.node_id))) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT basic_test_reset(i INTEGER, j VARCHAR(40)) | ||
| EMITS (k INTEGER) AS | ||
| def run(ctx): | ||
| ctx.emit(ctx.i) | ||
| ctx.next() | ||
| ctx.emit(ctx.i) | ||
| ctx.reset() | ||
| ctx.emit(ctx.i) | ||
| ctx.next() | ||
| ctx.emit(ctx.i) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SCALAR SCRIPT performance_map_characters(text VARCHAR(1000)) | ||
| EMITS (w CHAR(1), c INTEGER) AS | ||
| def run(ctx): | ||
| if ctx.text is not None: | ||
| for c in ctx.text: | ||
| ctx.emit(c, 1) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT performance_reduce_characters(w CHAR(1), c INTEGER) | ||
|
Collaborator
There was a problem hiding this comment. Duplicate version of this UDF is in file |
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| EMITS (w CHAR(1), c INTEGER) AS | ||
| def run(ctx): | ||
| c = 0 | ||
| w = ctx.w | ||
| if w is not None: | ||
| while True: | ||
| c += 1 | ||
| if not ctx.next(): break | ||
| ctx.emit(w, c) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT set_returns_has_empty_input(a double) | ||
| RETURNS boolean AS | ||
| def run(ctx): | ||
| return bool(ctx.x is None) | ||
| / | ||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT set_emits_has_empty_input(a double) | ||
| EMITS (x double, y varchar(10)) AS | ||
| def run(ctx): | ||
| if ctx.x is None: | ||
| ctx.emit(1,'1') | ||
| else: | ||
| ctx.emit(2,'2') | ||
| / | ||
| ''')) | ||
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| def test_basic_scalar_emits(self): | ||
| rows = self.query(''' | ||
| SELECT fn1.basic_range(3) | ||
| FROM DUAL | ||
| ''') | ||
| self.assertRowsEqual([(x,) for x in range(3)], sorted(rows)) | ||
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| def test_basic_set_returns(self): | ||
| rows = self.query(''' | ||
| SELECT fn1.basic_sum(3) | ||
| FROM DUAL | ||
| ''') | ||
| self.assertRowsEqual([(3,)], rows) | ||
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| def test_emit_two_ints(self): | ||
| rows = self.query(''' | ||
| SELECT fn1.basic_emit_two_ints() | ||
| FROM DUAL''') | ||
| self.assertRowsEqual([(1, 2)], rows) | ||
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| def test_simple_combination(self): | ||
| rows = self.query(''' | ||
| SELECT fn1.basic_sum(psum) | ||
| FROM ( | ||
| SELECT fn1.basic_nth_partial_sum(n) AS PSUM | ||
| FROM ( | ||
| SELECT fn1.basic_range(10) | ||
| FROM DUAL | ||
| ) | ||
| )''') | ||
| self.assertRowsEqual([(165,)], rows) | ||
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| def test_simple_combination_grouping(self): | ||
| rows = self.query(''' | ||
| SELECT fn1.BASIC_SUM_GRP(psum) | ||
| FROM ( | ||
| SELECT MOD(N, 3) AS n, | ||
| fn1.basic_nth_partial_sum(n) AS psum | ||
| FROM ( | ||
| SELECT fn1.basic_range(10) | ||
| FROM DUAL | ||
| ) | ||
| ) | ||
| GROUP BY n | ||
| ORDER BY 1''') | ||
| self.assertRowsEqual([(39.0,), (54.0,), (72.0,)], rows) | ||
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| def test_reset(self): | ||
| rows = self.query(''' | ||
| SELECT fn1.basic_test_reset(i, j) | ||
| FROM (SELECT fn1.basic_emit_several_groups(16, 8) FROM DUAL) | ||
| GROUP BY i | ||
| ORDER BY 1''') | ||
| self.assertRowsEqual([(0.0,), (0.0,), (0.0,), (0.0,), (1.0,), (1.0,), (1.0,), (1.0,), (2.0,)], rows[:9]) | ||
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| def test_order_by_clause(self): | ||
| rows = self.query(''' | ||
| SELECT fn1.performance_reduce_characters(w, c) | ||
| FROM ( | ||
| SELECT fn1.performance_map_characters('hello hello hello abc') | ||
| FROM DUAL | ||
| ) | ||
| GROUP BY w | ||
| ORDER BY c DESC''') | ||
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| unsorted_list = [tuple(x) for x in rows] | ||
| sorted_list = sorted(unsorted_list, key=lambda x: x[1], reverse=True) | ||
| #for x in zip(unsorted_list, sorted_list): | ||
| # print x | ||
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| self.assertEqual(sorted_list, unsorted_list) | ||
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| class SetWithEmptyInput(udf.TestCase): | ||
| def setUp(self): | ||
| self.query('DROP SCHEMA FN1 CASCADE', ignore_errors=True) | ||
| self.query('CREATE SCHEMA FN1') | ||
| self.query('DROP SCHEMA FN2 CASCADE', ignore_errors=True) | ||
| self.query('CREATE SCHEMA FN2') | ||
| self.query('OPEN SCHEMA FN1') | ||
| self.query('CREATE TABLE FN2.empty_table(c int)') | ||
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| # Create UDFs needed for SetWithEmptyInput tests | ||
| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT set_returns_has_empty_input(a double) | ||
| RETURNS boolean AS | ||
| def run(ctx): | ||
| return bool(ctx.x is None) | ||
| / | ||
|
Collaborator
There was a problem hiding this comment. Duplication, see line 120. |
||
| ''')) | ||
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| self.query(udf.fixindent(''' | ||
| CREATE PYTHON3 SET SCRIPT set_emits_has_empty_input(a double) | ||
|
Collaborator
There was a problem hiding this comment. Duplication, see line 128 |
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| EMITS (x double, y varchar(10)) AS | ||
| def run(ctx): | ||
| if ctx.x is None: | ||
| ctx.emit(1,'1') | ||
| else: | ||
| ctx.emit(2,'2') | ||
| / | ||
| ''')) | ||
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| def test_set_returns_has_empty_input_group_by(self): | ||
| self.query("""select FN1.set_returns_has_empty_input(c) from FN2.empty_table group by 'X'""") | ||
| self.assertEqual(0, self.rowcount()) | ||
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| def test_set_returns_has_empty_input_no_group_by(self): | ||
| rows = self.query('''select FN1.set_returns_has_empty_input(c) from FN2.empty_table''') | ||
| self.assertRowsEqual([(None,)], rows) | ||
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| def test_set_emits_has_empty_input_group_by(self): | ||
| self.query("""select FN1.set_emits_has_empty_input(c) from FN2.empty_table group by 'X'""") | ||
| self.assertEqual(0, self.rowcount()) | ||
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| def test_set_emits_has_empty_input_no_group_by(self): | ||
| rows = self.query('''select FN1.set_emits_has_empty_input(c) from FN2.empty_table''') | ||
| self.assertRowsEqual([(None,None)], rows) | ||
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| if __name__ == '__main__': | ||
| udf.main() | ||
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Duplicate version of this UDF is in file
performance.py. But with the current test-framework it can't be moved into a common file. So lets keep it as is for now.