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Merge pull request #311 from stfc/310_allow_no_scope
(Closes #310) allow for current_scope to be None and extend tests
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src/fparser/two/tests/fortran2003/test_type_decl_stmt_r501.py
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| # Copyright (c) 2022 Science and Technology Facilities Council. | ||
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| # All rights reserved. | ||
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| # Modifications made as part of the fparser project are distributed | ||
| # under the following license: | ||
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| # Redistribution and use in source and binary forms, with or without | ||
| # modification, are permitted provided that the following conditions are | ||
| # met: | ||
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| # 1. Redistributions of source code must retain the above copyright | ||
| # notice, this list of conditions and the following disclaimer. | ||
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| # 2. Redistributions in binary form must reproduce the above copyright | ||
| # notice, this list of conditions and the following disclaimer in the | ||
| # documentation and/or other materials provided with the distribution. | ||
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| # 3. Neither the name of the copyright holder nor the names of its | ||
| # contributors may be used to endorse or promote products derived from | ||
| # this software without specific prior written permission. | ||
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| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | ||
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | ||
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | ||
| # HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | ||
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | ||
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | ||
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
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| ''' | ||
| pytest tests for Fortran2003 rule R501 - Type Declaration Statement. | ||
| TODO #318 - these tests need extending to fully cover the | ||
| Fortran2003.Type_Declaration_Stmtclass. They will also need to be | ||
| extended as part of #259 as that will add support for the various | ||
| constraints that apply to R501. | ||
| ''' | ||
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| import pytest | ||
| from fparser.two import Fortran2003 | ||
| from fparser.two.symbol_table import SYMBOL_TABLES | ||
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| @pytest.mark.usefixtures("f2003_create") | ||
| @pytest.mark.parametrize("table_name", ["", "test_mod"]) | ||
| def test_type_declaration_stmt(table_name): | ||
| ''' Various tests for the type declaration statement (R501). We test both | ||
| with and without an existing scoping region. ''' | ||
| if table_name: | ||
| SYMBOL_TABLES.enter_scope(table_name) | ||
| table = SYMBOL_TABLES.current_scope | ||
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| tcls = Fortran2003.Type_Declaration_Stmt | ||
| obj = tcls('integer a') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'INTEGER :: a' | ||
| assert (repr(obj) == | ||
| "Type_Declaration_Stmt(Intrinsic_Type_Spec('INTEGER', " | ||
| "None), None, Entity_Decl_List(',', (Entity_Decl(Name('a'), None, " | ||
| "None, None),)))") | ||
| if table: | ||
| assert "a" in table._data_symbols | ||
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| obj = tcls('integer ,dimension(2):: b*3') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'INTEGER, DIMENSION(2) :: b*3' | ||
| if table: | ||
| assert "b" in table._data_symbols | ||
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| obj = tcls('real c') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'REAL :: c' | ||
| assert (repr(obj) == | ||
| "Type_Declaration_Stmt(Intrinsic_Type_Spec('REAL', None), None, " | ||
| "Entity_Decl_List(',', (Entity_Decl(Name('c'), None, None, " | ||
| "None),)))") | ||
| if table: | ||
| assert "c" in table._data_symbols | ||
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| obj = tcls('REAL D( LDA, * ), E( LDB, * )') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'REAL :: D(LDA, *), E(LDB, *)' | ||
| if table: | ||
| assert "d" in table._data_symbols | ||
| assert "e" in table._data_symbols | ||
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| obj = tcls('DOUBLE PRECISION ALPHA, BETA') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'DOUBLE PRECISION :: ALPHA, BETA' | ||
| if table: | ||
| assert "alpha" in table._data_symbols | ||
| assert "beta" in table._data_symbols | ||
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| obj = tcls('logical,parameter:: T=.true.') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'LOGICAL, PARAMETER :: T = .TRUE.' | ||
| if table: | ||
| assert "t" in table._data_symbols | ||
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| obj = tcls('character(n),private:: x(n)') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'CHARACTER(LEN = n), PRIVATE :: x(n)' | ||
| if table: | ||
| assert "x" in table._data_symbols | ||
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| obj = tcls('character(lenmax),private:: y(n)') | ||
| assert isinstance(obj, tcls), repr(obj) | ||
| assert str(obj) == 'CHARACTER(LEN = lenmax), PRIVATE :: y(n)' | ||
| if table: | ||
| assert "y" in table._data_symbols |
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