qt5base-lts/util/cmake/tests/test_scope_handling.py
Tobias Hunger 8c04d6c967 CMake: pro2cmake.py: Improve condition simplification code
Improve the code that simplifies conditions to take "OS families"
into account. E.g. if a system must be ANDROID, then it is redundant
to express that it is NOT APPLE_OSX.

Change-Id: Ib7e62726c309bf84b9e5e0d6a6e3465511db0ead
Reviewed-by: Albert Astals Cid <albert.astals.cid@kdab.com>
2019-02-27 16:02:58 +00:00

339 lines
12 KiB
Python
Executable File

#!/usr/bin/env python3
#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the plugins of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3 as published by the Free Software
## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
from pro2cmake import Scope, SetOperation, merge_scopes, recursive_evaluate_scope
import pytest
import typing
ScopeList = typing.List[Scope]
def _map_to_operation(**kwargs):
result = {} # type: typing.Mapping[str, typing.List[SetOperation]]
for (key, value) in kwargs.items():
result[key] = [SetOperation(value)]
return result
def _new_scope(*, parent_scope=None, condition='', **kwargs) -> Scope:
return Scope(parent_scope=parent_scope,
file='file1', condition=condition, operations=_map_to_operation(**kwargs))
def _evaluate_scopes(scopes: ScopeList) -> ScopeList:
for s in scopes:
if not s.parent:
recursive_evaluate_scope(s)
return scopes
def _validate(input_scopes: ScopeList, output_scopes: ScopeList):
merged_scopes = merge_scopes(input_scopes)
assert merged_scopes == output_scopes
def test_evaluate_one_scope():
scope = _new_scope(condition='QT_FEATURE_foo', test1='bar')
input_scope = scope
recursive_evaluate_scope(scope)
assert scope == input_scope
def test_evaluate_child_scope():
scope = _new_scope(condition='QT_FEATURE_foo', test1='bar')
_new_scope(parent_scope=scope, condition='QT_FEATURE_bar', test2='bar')
input_scope = scope
recursive_evaluate_scope(scope)
assert scope.total_condition == 'QT_FEATURE_foo'
assert len(scope.children) == 1
assert scope.getString('test1') == 'bar'
assert scope.getString('test2', 'not found') == 'not found'
child = scope.children[0]
assert child.total_condition == 'QT_FEATURE_bar AND QT_FEATURE_foo'
assert child.getString('test1', 'not found') == 'not found'
assert child.getString('test2') == 'bar'
def test_evaluate_two_child_scopes():
scope = _new_scope(condition='QT_FEATURE_foo', test1='bar')
_new_scope(parent_scope=scope, condition='QT_FEATURE_bar', test2='bar')
_new_scope(parent_scope=scope, condition='QT_FEATURE_buz', test3='buz')
input_scope = scope
recursive_evaluate_scope(scope)
assert scope.total_condition == 'QT_FEATURE_foo'
assert len(scope.children) == 2
assert scope.getString('test1') == 'bar'
assert scope.getString('test2', 'not found') == 'not found'
assert scope.getString('test3', 'not found') == 'not found'
child1 = scope.children[0]
assert child1.total_condition == 'QT_FEATURE_bar AND QT_FEATURE_foo'
assert child1.getString('test1', 'not found') == 'not found'
assert child1.getString('test2') == 'bar'
assert child1.getString('test3', 'not found') == 'not found'
child2 = scope.children[1]
assert child2.total_condition == 'QT_FEATURE_buz AND QT_FEATURE_foo'
assert child2.getString('test1', 'not found') == 'not found'
assert child2.getString('test2') == ''
assert child2.getString('test3', 'not found') == 'buz'
def test_evaluate_else_child_scopes():
scope = _new_scope(condition='QT_FEATURE_foo', test1='bar')
_new_scope(parent_scope=scope, condition='QT_FEATURE_bar', test2='bar')
_new_scope(parent_scope=scope, condition='else', test3='buz')
input_scope = scope
recursive_evaluate_scope(scope)
assert scope.total_condition == 'QT_FEATURE_foo'
assert len(scope.children) == 2
assert scope.getString('test1') == 'bar'
assert scope.getString('test2', 'not found') == 'not found'
assert scope.getString('test3', 'not found') == 'not found'
child1 = scope.children[0]
assert child1.total_condition == 'QT_FEATURE_bar AND QT_FEATURE_foo'
assert child1.getString('test1', 'not found') == 'not found'
assert child1.getString('test2') == 'bar'
assert child1.getString('test3', 'not found') == 'not found'
child2 = scope.children[1]
assert child2.total_condition == 'QT_FEATURE_foo AND NOT QT_FEATURE_bar'
assert child2.getString('test1', 'not found') == 'not found'
assert child2.getString('test2') == ''
assert child2.getString('test3', 'not found') == 'buz'
def test_evaluate_invalid_else_child_scopes():
scope = _new_scope(condition='QT_FEATURE_foo', test1='bar')
_new_scope(parent_scope=scope, condition='else', test3='buz')
_new_scope(parent_scope=scope, condition='QT_FEATURE_bar', test2='bar')
input_scope = scope
with pytest.raises(AssertionError):
recursive_evaluate_scope(scope)
def test_merge_empty_scope_list():
_validate([], [])
def test_merge_one_scope():
scopes = [_new_scope(test='foo')]
recursive_evaluate_scope(scopes[0])
_validate(scopes, scopes)
def test_merge_one_on_scope():
scopes = [_new_scope(condition='ON', test='foo')]
recursive_evaluate_scope(scopes[0])
_validate(scopes, scopes)
def test_merge_one_off_scope():
scopes = [_new_scope(condition='OFF', test='foo')]
recursive_evaluate_scope(scopes[0])
_validate(scopes, [])
def test_merge_one_conditioned_scope():
scopes = [_new_scope(condition='QT_FEATURE_foo', test='foo')]
recursive_evaluate_scope(scopes[0])
_validate(scopes, scopes)
def test_merge_two_scopes_with_same_condition():
scopes = [_new_scope(condition='QT_FEATURE_bar', test='foo'),
_new_scope(condition='QT_FEATURE_bar', test2='bar')]
recursive_evaluate_scope(scopes[0])
recursive_evaluate_scope(scopes[1])
result = merge_scopes(scopes)
assert len(result) == 1
r0 = result[0]
assert r0.total_condition == 'QT_FEATURE_bar'
assert r0.getString('test') == 'foo'
assert r0.getString('test2') == 'bar'
def test_merge_three_scopes_two_with_same_condition():
scopes = [_new_scope(condition='QT_FEATURE_bar', test='foo'),
_new_scope(condition='QT_FEATURE_baz', test1='buz'),
_new_scope(condition='QT_FEATURE_bar', test2='bar')]
recursive_evaluate_scope(scopes[0])
recursive_evaluate_scope(scopes[1])
recursive_evaluate_scope(scopes[2])
result = merge_scopes(scopes)
assert len(result) == 2
r0 = result[0]
assert r0.total_condition == 'QT_FEATURE_bar'
assert r0.getString('test') == 'foo'
assert r0.getString('test2') == 'bar'
assert result[1] == scopes[1]
def test_merge_two_unrelated_on_off_scopes():
scopes = [_new_scope(condition='ON', test='foo'),
_new_scope(condition='OFF', test2='bar')]
recursive_evaluate_scope(scopes[0])
recursive_evaluate_scope(scopes[1])
_validate(scopes, [scopes[0]])
def test_merge_two_unrelated_on_off_scopes():
scopes = [_new_scope(condition='OFF', test='foo'),
_new_scope(condition='ON', test2='bar')]
recursive_evaluate_scope(scopes[0])
recursive_evaluate_scope(scopes[1])
_validate(scopes, [scopes[1]])
def test_merge_parent_child_scopes_with_different_conditions():
scope = _new_scope(condition='FOO', test1='parent')
scopes = [scope, _new_scope(parent_scope=scope, condition='bar', test2='child')]
recursive_evaluate_scope(scope)
_validate(scopes, scopes)
def test_merge_parent_child_scopes_with_same_conditions():
scope = _new_scope(condition='FOO AND bar', test1='parent')
scopes = [scope, _new_scope(parent_scope=scope, condition='FOO AND bar', test2='child')]
recursive_evaluate_scope(scope)
result = merge_scopes(scopes)
assert len(result) == 1
r0 = result[0]
assert r0.parent == None
assert r0.total_condition == 'FOO AND bar'
assert r0.getString('test1') == 'parent'
assert r0.getString('test2') == 'child'
def test_merge_parent_child_scopes_with_on_child_condition():
scope = _new_scope(condition='FOO AND bar', test1='parent')
scopes = [scope, _new_scope(parent_scope=scope, condition='ON', test2='child')]
recursive_evaluate_scope(scope)
result = merge_scopes(scopes)
assert len(result) == 1
r0 = result[0]
assert r0.parent == None
assert r0.total_condition == 'FOO AND bar'
assert r0.getString('test1') == 'parent'
assert r0.getString('test2') == 'child'
# Real world examples:
# qstandardpaths selection:
def test_qstandardpaths_scopes():
# top level:
scope1 = _new_scope(condition='ON', scope_id=1)
# win32 {
scope2 = _new_scope(parent_scope=scope1, condition='WIN32')
# !winrt {
# SOURCES += io/qstandardpaths_win.cpp
scope3 = _new_scope(parent_scope=scope2, condition='NOT WINRT',
SOURCES='qsp_win.cpp')
# } else {
# SOURCES += io/qstandardpaths_winrt.cpp
scope4 = _new_scope(parent_scope=scope2, condition='else',
SOURCES='qsp_winrt.cpp')
# }
# else: unix {
scope5 = _new_scope(parent_scope=scope1, condition='else')
scope6 = _new_scope(parent_scope=scope5, condition='UNIX')
# mac {
# OBJECTIVE_SOURCES += io/qstandardpaths_mac.mm
scope7 = _new_scope(parent_scope=scope6, condition='APPLE_OSX', SOURCES='qsp_mac.mm')
# } else:android:!android-embedded {
# SOURCES += io/qstandardpaths_android.cpp
scope8 = _new_scope(parent_scope=scope6, condition='else')
scope9 = _new_scope(parent_scope=scope8,
condition='ANDROID AND NOT ANDROID_EMBEDDED',
SOURCES='qsp_android.cpp')
# } else:haiku {
# SOURCES += io/qstandardpaths_haiku.cpp
scope10 = _new_scope(parent_scope=scope8, condition='else')
scope11 = _new_scope(parent_scope=scope10, condition='HAIKU', SOURCES='qsp_haiku.cpp')
# } else {
# SOURCES +=io/qstandardpaths_unix.cpp
scope12 = _new_scope(parent_scope=scope10, condition='else', SOURCES='qsp_unix.cpp')
# }
# }
recursive_evaluate_scope(scope1)
assert scope1.total_condition == 'ON'
assert scope2.total_condition == 'WIN32'
assert scope3.total_condition == 'WIN32 AND NOT WINRT'
assert scope4.total_condition == 'WINRT'
assert scope5.total_condition == 'UNIX'
assert scope6.total_condition == 'UNIX'
assert scope7.total_condition == 'APPLE_OSX'
assert scope8.total_condition == 'UNIX AND NOT APPLE_OSX'
assert scope9.total_condition == 'ANDROID AND NOT ANDROID_EMBEDDED'
assert scope10.total_condition == 'UNIX AND NOT APPLE_OSX AND (ANDROID_EMBEDDED OR NOT ANDROID)'
assert scope11.total_condition == 'HAIKU AND (ANDROID_EMBEDDED OR NOT ANDROID)'
assert scope12.total_condition == 'UNIX AND NOT APPLE_OSX AND NOT HAIKU AND (ANDROID_EMBEDDED OR NOT ANDROID)'