548 lines
19 KiB
Python
548 lines
19 KiB
Python
from mycli.packages.completion_engine import suggest_type
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import pytest
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def sorted_dicts(dicts):
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"""input is a list of dicts."""
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return sorted(tuple(x.items()) for x in dicts)
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def test_select_suggests_cols_with_visible_table_scope():
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suggestions = suggest_type('SELECT FROM tabl', 'SELECT ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['tabl']},
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{'type': 'column', 'tables': [(None, 'tabl', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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def test_select_suggests_cols_with_qualified_table_scope():
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suggestions = suggest_type('SELECT FROM sch.tabl', 'SELECT ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['tabl']},
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{'type': 'column', 'tables': [('sch', 'tabl', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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@pytest.mark.parametrize('expression', [
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'SELECT * FROM tabl WHERE ',
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'SELECT * FROM tabl WHERE (',
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'SELECT * FROM tabl WHERE foo = ',
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'SELECT * FROM tabl WHERE bar OR ',
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'SELECT * FROM tabl WHERE foo = 1 AND ',
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'SELECT * FROM tabl WHERE (bar > 10 AND ',
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'SELECT * FROM tabl WHERE (bar AND (baz OR (qux AND (',
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'SELECT * FROM tabl WHERE 10 < ',
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'SELECT * FROM tabl WHERE foo BETWEEN ',
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'SELECT * FROM tabl WHERE foo BETWEEN foo AND ',
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])
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def test_where_suggests_columns_functions(expression):
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suggestions = suggest_type(expression, expression)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['tabl']},
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{'type': 'column', 'tables': [(None, 'tabl', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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@pytest.mark.parametrize('expression', [
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'SELECT * FROM tabl WHERE foo IN (',
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'SELECT * FROM tabl WHERE foo IN (bar, ',
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])
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def test_where_in_suggests_columns(expression):
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suggestions = suggest_type(expression, expression)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['tabl']},
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{'type': 'column', 'tables': [(None, 'tabl', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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def test_where_equals_any_suggests_columns_or_keywords():
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text = 'SELECT * FROM tabl WHERE foo = ANY('
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suggestions = suggest_type(text, text)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['tabl']},
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{'type': 'column', 'tables': [(None, 'tabl', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'}])
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def test_lparen_suggests_cols():
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suggestion = suggest_type('SELECT MAX( FROM tbl', 'SELECT MAX(')
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assert suggestion == [
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{'type': 'column', 'tables': [(None, 'tbl', None)]}]
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def test_operand_inside_function_suggests_cols1():
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suggestion = suggest_type(
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'SELECT MAX(col1 + FROM tbl', 'SELECT MAX(col1 + ')
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assert suggestion == [
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{'type': 'column', 'tables': [(None, 'tbl', None)]}]
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def test_operand_inside_function_suggests_cols2():
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suggestion = suggest_type(
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'SELECT MAX(col1 + col2 + FROM tbl', 'SELECT MAX(col1 + col2 + ')
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assert suggestion == [
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{'type': 'column', 'tables': [(None, 'tbl', None)]}]
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def test_select_suggests_cols_and_funcs():
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suggestions = suggest_type('SELECT ', 'SELECT ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': []},
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{'type': 'column', 'tables': []},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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@pytest.mark.parametrize('expression', [
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'SELECT * FROM ',
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'INSERT INTO ',
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'COPY ',
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'UPDATE ',
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'DESCRIBE ',
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'DESC ',
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'EXPLAIN ',
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'SELECT * FROM foo JOIN ',
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])
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def test_expression_suggests_tables_views_and_schemas(expression):
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suggestions = suggest_type(expression, expression)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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@pytest.mark.parametrize('expression', [
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'SELECT * FROM sch.',
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'INSERT INTO sch.',
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'COPY sch.',
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'UPDATE sch.',
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'DESCRIBE sch.',
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'DESC sch.',
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'EXPLAIN sch.',
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'SELECT * FROM foo JOIN sch.',
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])
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def test_expression_suggests_qualified_tables_views_and_schemas(expression):
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suggestions = suggest_type(expression, expression)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': 'sch'},
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{'type': 'view', 'schema': 'sch'}])
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def test_truncate_suggests_tables_and_schemas():
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suggestions = suggest_type('TRUNCATE ', 'TRUNCATE ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'schema'}])
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def test_truncate_suggests_qualified_tables():
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suggestions = suggest_type('TRUNCATE sch.', 'TRUNCATE sch.')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': 'sch'}])
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def test_distinct_suggests_cols():
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suggestions = suggest_type('SELECT DISTINCT ', 'SELECT DISTINCT ')
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assert suggestions == [{'type': 'column', 'tables': []}]
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def test_col_comma_suggests_cols():
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suggestions = suggest_type('SELECT a, b, FROM tbl', 'SELECT a, b,')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['tbl']},
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{'type': 'column', 'tables': [(None, 'tbl', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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def test_table_comma_suggests_tables_and_schemas():
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suggestions = suggest_type('SELECT a, b FROM tbl1, ',
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'SELECT a, b FROM tbl1, ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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def test_into_suggests_tables_and_schemas():
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suggestion = suggest_type('INSERT INTO ', 'INSERT INTO ')
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assert sorted_dicts(suggestion) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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def test_insert_into_lparen_suggests_cols():
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suggestions = suggest_type('INSERT INTO abc (', 'INSERT INTO abc (')
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assert suggestions == [{'type': 'column', 'tables': [(None, 'abc', None)]}]
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def test_insert_into_lparen_partial_text_suggests_cols():
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suggestions = suggest_type('INSERT INTO abc (i', 'INSERT INTO abc (i')
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assert suggestions == [{'type': 'column', 'tables': [(None, 'abc', None)]}]
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def test_insert_into_lparen_comma_suggests_cols():
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suggestions = suggest_type('INSERT INTO abc (id,', 'INSERT INTO abc (id,')
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assert suggestions == [{'type': 'column', 'tables': [(None, 'abc', None)]}]
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def test_partially_typed_col_name_suggests_col_names():
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suggestions = suggest_type('SELECT * FROM tabl WHERE col_n',
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'SELECT * FROM tabl WHERE col_n')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['tabl']},
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{'type': 'column', 'tables': [(None, 'tabl', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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def test_dot_suggests_cols_of_a_table_or_schema_qualified_table():
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suggestions = suggest_type('SELECT tabl. FROM tabl', 'SELECT tabl.')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'column', 'tables': [(None, 'tabl', None)]},
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{'type': 'table', 'schema': 'tabl'},
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{'type': 'view', 'schema': 'tabl'},
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{'type': 'function', 'schema': 'tabl'}])
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def test_dot_suggests_cols_of_an_alias():
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suggestions = suggest_type('SELECT t1. FROM tabl1 t1, tabl2 t2',
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'SELECT t1.')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': 't1'},
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{'type': 'view', 'schema': 't1'},
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{'type': 'column', 'tables': [(None, 'tabl1', 't1')]},
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{'type': 'function', 'schema': 't1'}])
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def test_dot_col_comma_suggests_cols_or_schema_qualified_table():
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suggestions = suggest_type('SELECT t1.a, t2. FROM tabl1 t1, tabl2 t2',
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'SELECT t1.a, t2.')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'column', 'tables': [(None, 'tabl2', 't2')]},
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{'type': 'table', 'schema': 't2'},
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{'type': 'view', 'schema': 't2'},
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{'type': 'function', 'schema': 't2'}])
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@pytest.mark.parametrize('expression', [
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'SELECT * FROM (',
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'SELECT * FROM foo WHERE EXISTS (',
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'SELECT * FROM foo WHERE bar AND NOT EXISTS (',
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'SELECT 1 AS',
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])
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def test_sub_select_suggests_keyword(expression):
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suggestion = suggest_type(expression, expression)
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assert suggestion == [{'type': 'keyword'}]
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@pytest.mark.parametrize('expression', [
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'SELECT * FROM (S',
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'SELECT * FROM foo WHERE EXISTS (S',
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'SELECT * FROM foo WHERE bar AND NOT EXISTS (S',
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])
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def test_sub_select_partial_text_suggests_keyword(expression):
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suggestion = suggest_type(expression, expression)
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assert suggestion == [{'type': 'keyword'}]
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def test_outer_table_reference_in_exists_subquery_suggests_columns():
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q = 'SELECT * FROM foo f WHERE EXISTS (SELECT 1 FROM bar WHERE f.'
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suggestions = suggest_type(q, q)
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assert suggestions == [
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{'type': 'column', 'tables': [(None, 'foo', 'f')]},
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{'type': 'table', 'schema': 'f'},
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{'type': 'view', 'schema': 'f'},
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{'type': 'function', 'schema': 'f'}]
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@pytest.mark.parametrize('expression', [
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'SELECT * FROM (SELECT * FROM ',
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'SELECT * FROM foo WHERE EXISTS (SELECT * FROM ',
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'SELECT * FROM foo WHERE bar AND NOT EXISTS (SELECT * FROM ',
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])
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def test_sub_select_table_name_completion(expression):
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suggestion = suggest_type(expression, expression)
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assert sorted_dicts(suggestion) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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def test_sub_select_col_name_completion():
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suggestions = suggest_type('SELECT * FROM (SELECT FROM abc',
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'SELECT * FROM (SELECT ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['abc']},
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{'type': 'column', 'tables': [(None, 'abc', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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@pytest.mark.xfail
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def test_sub_select_multiple_col_name_completion():
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suggestions = suggest_type('SELECT * FROM (SELECT a, FROM abc',
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'SELECT * FROM (SELECT a, ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'column', 'tables': [(None, 'abc', None)]},
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{'type': 'function', 'schema': []}])
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def test_sub_select_dot_col_name_completion():
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suggestions = suggest_type('SELECT * FROM (SELECT t. FROM tabl t',
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'SELECT * FROM (SELECT t.')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'column', 'tables': [(None, 'tabl', 't')]},
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{'type': 'table', 'schema': 't'},
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{'type': 'view', 'schema': 't'},
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{'type': 'function', 'schema': 't'}])
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@pytest.mark.parametrize('join_type', ['', 'INNER', 'LEFT', 'RIGHT OUTER'])
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@pytest.mark.parametrize('tbl_alias', ['', 'foo'])
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def test_join_suggests_tables_and_schemas(tbl_alias, join_type):
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text = 'SELECT * FROM abc {0} {1} JOIN '.format(tbl_alias, join_type)
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suggestion = suggest_type(text, text)
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assert sorted_dicts(suggestion) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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@pytest.mark.parametrize('sql', [
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'SELECT * FROM abc a JOIN def d ON a.',
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'SELECT * FROM abc a JOIN def d ON a.id = d.id AND a.',
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])
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def test_join_alias_dot_suggests_cols1(sql):
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suggestions = suggest_type(sql, sql)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'column', 'tables': [(None, 'abc', 'a')]},
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{'type': 'table', 'schema': 'a'},
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{'type': 'view', 'schema': 'a'},
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{'type': 'function', 'schema': 'a'}])
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@pytest.mark.parametrize('sql', [
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'SELECT * FROM abc a JOIN def d ON a.id = d.',
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'SELECT * FROM abc a JOIN def d ON a.id = d.id AND a.id2 = d.',
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])
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def test_join_alias_dot_suggests_cols2(sql):
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suggestions = suggest_type(sql, sql)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'column', 'tables': [(None, 'def', 'd')]},
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{'type': 'table', 'schema': 'd'},
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{'type': 'view', 'schema': 'd'},
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{'type': 'function', 'schema': 'd'}])
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@pytest.mark.parametrize('sql', [
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'select a.x, b.y from abc a join bcd b on ',
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'select a.x, b.y from abc a join bcd b on a.id = b.id OR ',
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])
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def test_on_suggests_aliases(sql):
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suggestions = suggest_type(sql, sql)
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assert suggestions == [{'type': 'alias', 'aliases': ['a', 'b']}]
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@pytest.mark.parametrize('sql', [
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'select abc.x, bcd.y from abc join bcd on ',
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'select abc.x, bcd.y from abc join bcd on abc.id = bcd.id AND ',
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])
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def test_on_suggests_tables(sql):
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suggestions = suggest_type(sql, sql)
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assert suggestions == [{'type': 'alias', 'aliases': ['abc', 'bcd']}]
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@pytest.mark.parametrize('sql', [
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'select a.x, b.y from abc a join bcd b on a.id = ',
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'select a.x, b.y from abc a join bcd b on a.id = b.id AND a.id2 = ',
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])
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def test_on_suggests_aliases_right_side(sql):
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suggestions = suggest_type(sql, sql)
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assert suggestions == [{'type': 'alias', 'aliases': ['a', 'b']}]
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@pytest.mark.parametrize('sql', [
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'select abc.x, bcd.y from abc join bcd on ',
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'select abc.x, bcd.y from abc join bcd on abc.id = bcd.id and ',
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])
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def test_on_suggests_tables_right_side(sql):
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suggestions = suggest_type(sql, sql)
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assert suggestions == [{'type': 'alias', 'aliases': ['abc', 'bcd']}]
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@pytest.mark.parametrize('col_list', ['', 'col1, '])
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def test_join_using_suggests_common_columns(col_list):
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text = 'select * from abc inner join def using (' + col_list
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assert suggest_type(text, text) == [
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{'type': 'column',
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'tables': [(None, 'abc', None), (None, 'def', None)],
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'drop_unique': True}]
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@pytest.mark.parametrize('sql', [
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'SELECT * FROM abc a JOIN def d ON a.id = d.id JOIN ghi g ON g.',
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'SELECT * FROM abc a JOIN def d ON a.id = d.id AND a.id2 = d.id2 JOIN ghi g ON d.id = g.id AND g.',
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])
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def test_two_join_alias_dot_suggests_cols1(sql):
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suggestions = suggest_type(sql, sql)
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'column', 'tables': [(None, 'ghi', 'g')]},
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{'type': 'table', 'schema': 'g'},
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{'type': 'view', 'schema': 'g'},
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{'type': 'function', 'schema': 'g'}])
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def test_2_statements_2nd_current():
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suggestions = suggest_type('select * from a; select * from ',
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'select * from a; select * from ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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suggestions = suggest_type('select * from a; select from b',
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'select * from a; select ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['b']},
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{'type': 'column', 'tables': [(None, 'b', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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# Should work even if first statement is invalid
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suggestions = suggest_type('select * from; select * from ',
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'select * from; select * from ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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def test_2_statements_1st_current():
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suggestions = suggest_type('select * from ; select * from b',
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'select * from ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'table', 'schema': []},
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{'type': 'view', 'schema': []},
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{'type': 'schema'}])
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suggestions = suggest_type('select from a; select * from b',
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'select ')
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assert sorted_dicts(suggestions) == sorted_dicts([
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{'type': 'alias', 'aliases': ['a']},
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{'type': 'column', 'tables': [(None, 'a', None)]},
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{'type': 'function', 'schema': []},
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{'type': 'keyword'},
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])
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def test_3_statements_2nd_current():
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suggestions = suggest_type('select * from a; select * from ; select * from c',
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|
'select * from a; select * from ')
|
|
assert sorted_dicts(suggestions) == sorted_dicts([
|
|
{'type': 'table', 'schema': []},
|
|
{'type': 'view', 'schema': []},
|
|
{'type': 'schema'}])
|
|
|
|
suggestions = suggest_type('select * from a; select from b; select * from c',
|
|
'select * from a; select ')
|
|
assert sorted_dicts(suggestions) == sorted_dicts([
|
|
{'type': 'alias', 'aliases': ['b']},
|
|
{'type': 'column', 'tables': [(None, 'b', None)]},
|
|
{'type': 'function', 'schema': []},
|
|
{'type': 'keyword'},
|
|
])
|
|
|
|
|
|
def test_create_db_with_template():
|
|
suggestions = suggest_type('create database foo with template ',
|
|
'create database foo with template ')
|
|
|
|
assert sorted_dicts(suggestions) == sorted_dicts([{'type': 'database'}])
|
|
|
|
|
|
@pytest.mark.parametrize('initial_text', ['', ' ', '\t \t'])
|
|
def test_specials_included_for_initial_completion(initial_text):
|
|
suggestions = suggest_type(initial_text, initial_text)
|
|
|
|
assert sorted_dicts(suggestions) == \
|
|
sorted_dicts([{'type': 'keyword'}, {'type': 'special'}])
|
|
|
|
|
|
def test_specials_not_included_after_initial_token():
|
|
suggestions = suggest_type('create table foo (dt d',
|
|
'create table foo (dt d')
|
|
|
|
assert sorted_dicts(suggestions) == sorted_dicts([{'type': 'keyword'}])
|
|
|
|
|
|
def test_drop_schema_qualified_table_suggests_only_tables():
|
|
text = 'DROP TABLE schema_name.table_name'
|
|
suggestions = suggest_type(text, text)
|
|
assert suggestions == [{'type': 'table', 'schema': 'schema_name'}]
|
|
|
|
|
|
@pytest.mark.parametrize('text', [',', ' ,', 'sel ,'])
|
|
def test_handle_pre_completion_comma_gracefully(text):
|
|
suggestions = suggest_type(text, text)
|
|
|
|
assert iter(suggestions)
|
|
|
|
|
|
def test_cross_join():
|
|
text = 'select * from v1 cross join v2 JOIN v1.id, '
|
|
suggestions = suggest_type(text, text)
|
|
assert sorted_dicts(suggestions) == sorted_dicts([
|
|
{'type': 'table', 'schema': []},
|
|
{'type': 'view', 'schema': []},
|
|
{'type': 'schema'}])
|
|
|
|
|
|
@pytest.mark.parametrize('expression', [
|
|
'SELECT 1 AS ',
|
|
'SELECT 1 FROM tabl AS ',
|
|
])
|
|
def test_after_as(expression):
|
|
suggestions = suggest_type(expression, expression)
|
|
assert set(suggestions) == set()
|
|
|
|
|
|
@pytest.mark.parametrize('expression', [
|
|
'\\. ',
|
|
'select 1; \\. ',
|
|
'select 1;\\. ',
|
|
'select 1 ; \\. ',
|
|
'source ',
|
|
'truncate table test; source ',
|
|
'truncate table test ; source ',
|
|
'truncate table test;source ',
|
|
])
|
|
def test_source_is_file(expression):
|
|
suggestions = suggest_type(expression, expression)
|
|
assert suggestions == [{'type': 'file_name'}]
|
|
|
|
|
|
@pytest.mark.parametrize("expression", [
|
|
"\\f ",
|
|
])
|
|
def test_favorite_name_suggestion(expression):
|
|
suggestions = suggest_type(expression, expression)
|
|
assert suggestions == [{'type': 'favoritequery'}]
|
|
|
|
def test_order_by():
|
|
text = 'select * from foo order by '
|
|
suggestions = suggest_type(text, text)
|
|
assert suggestions == [{'tables': [(None, 'foo', None)], 'type': 'column'}]
|