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| """QGIS Unit tests for QgsMapHitTest. | ||
| .. note:: This program is free software; you can redistribute it and/or modify | ||
| it under the terms of the GNU General Public License as published by | ||
| the Free Software Foundation; either version 2 of the License, or | ||
| (at your option) any later version. | ||
| """ | ||
| __author__ = '(C) 2023 by Nyall Dawson' | ||
| __date__ = '08/03/2023' | ||
| __copyright__ = 'Copyright 2023, The QGIS Project' | ||
|
|
||
| import os | ||
| from time import sleep | ||
|
|
||
| from qgis.PyQt.QtCore import QDir, QRectF, QSize | ||
| from qgis.PyQt.QtGui import QColor | ||
| from qgis.PyQt.QtXml import QDomDocument | ||
| from qgis.core import ( | ||
| QgsCoordinateReferenceSystem, | ||
| QgsMapHitTest, | ||
| QgsLineSymbol, | ||
| QgsMapLayerLegendUtils, | ||
| QgsMapSettings, | ||
| QgsMapThemeCollection, | ||
| QgsMarkerSymbol, | ||
| QgsPrintLayout, | ||
| QgsProject, | ||
| QgsProperty, | ||
| QgsRectangle, | ||
| QgsRendererCategory, | ||
| QgsRuleBasedRenderer, | ||
| QgsApplication, | ||
| QgsVectorLayer, | ||
| QgsMapHitTestTask | ||
| ) | ||
| from qgis.testing import start_app, unittest | ||
| from qgslayoutchecker import QgsLayoutChecker | ||
| from test_qgslayoutitem import LayoutItemTestCase | ||
| from utilities import unitTestDataPath | ||
|
|
||
| start_app() | ||
| TEST_DATA_DIR = unitTestDataPath() | ||
|
|
||
|
|
||
| class TestQgsMapHitTest(unittest.TestCase): | ||
|
|
||
| def test_hit_test(self): | ||
| point_path = os.path.join(TEST_DATA_DIR, 'points.shp') | ||
| point_layer = QgsVectorLayer(point_path, 'points', 'ogr') | ||
|
|
||
| root_rule = QgsRuleBasedRenderer.Rule(None) | ||
| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#ff0000', 'outline_style': 'no', 'size': '8'}) | ||
|
|
||
| less_than_two_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Importance" <=2', | ||
| label='lessthantwo') | ||
| root_rule.appendChild(less_than_two_rule) | ||
|
|
||
| else_rule = QgsRuleBasedRenderer.Rule(None, elseRule=True) | ||
|
|
||
| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#00ffff', 'outline_style': 'no', 'size': '4'}) | ||
| one_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Pilots" = 1', | ||
| label='1') | ||
| else_rule.appendChild(one_rule) | ||
| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#ff8888', 'outline_style': 'no', 'size': '4'}) | ||
| two_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Pilots" = 2', | ||
| label='2') | ||
| else_rule.appendChild(two_rule) | ||
| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#8888ff', 'outline_style': 'no', 'size': '4'}) | ||
| three_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Pilots" = 3', | ||
| label='3') | ||
| else_rule.appendChild(three_rule) | ||
|
|
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| root_rule.appendChild(else_rule) | ||
|
|
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| renderer = QgsRuleBasedRenderer(root_rule) | ||
| point_layer.setRenderer(renderer) | ||
|
|
||
| map_settings = QgsMapSettings() | ||
| map_settings.setOutputDpi(96) | ||
| map_settings.setDestinationCrs( | ||
| QgsCoordinateReferenceSystem('EPSG:3857')) | ||
| map_settings.setOutputSize(QSize(1221, 750)) | ||
| map_settings.setExtent(QgsRectangle(-12360166, 3146940, -11269206, 3816372)) | ||
| map_settings.setLayers([point_layer]) | ||
|
|
||
| map_hit_test = QgsMapHitTest(map_settings) | ||
| map_hit_test.run() | ||
| self.assertEqual(list(map_hit_test.results().keys()), [point_layer.id()]) | ||
| self.assertCountEqual(map_hit_test.results()[point_layer.id()], [ | ||
| one_rule.ruleKey(), three_rule.ruleKey(), else_rule.ruleKey(), root_rule.ruleKey() | ||
| ]) | ||
|
|
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| map_settings.setExtent(QgsRectangle(-11226365, 4873483, -10573781, 5273920)) | ||
|
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| map_hit_test = QgsMapHitTest(map_settings) | ||
| map_hit_test.run() | ||
| self.assertEqual(list(map_hit_test.results().keys()), [point_layer.id()]) | ||
| self.assertCountEqual(map_hit_test.results()[point_layer.id()], [ | ||
| two_rule.ruleKey(), else_rule.ruleKey(), root_rule.ruleKey() | ||
| ]) | ||
|
|
||
| def test_hit_test_task(self): | ||
| point_path = os.path.join(TEST_DATA_DIR, 'points.shp') | ||
| point_layer = QgsVectorLayer(point_path, 'points', 'ogr') | ||
|
|
||
| root_rule = QgsRuleBasedRenderer.Rule(None) | ||
| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#ff0000', 'outline_style': 'no', 'size': '8'}) | ||
|
|
||
| less_than_two_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Importance" <=2', | ||
| label='lessthantwo') | ||
| root_rule.appendChild(less_than_two_rule) | ||
|
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||
| else_rule = QgsRuleBasedRenderer.Rule(None, elseRule=True) | ||
|
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| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#00ffff', 'outline_style': 'no', 'size': '4'}) | ||
| one_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Pilots" = 1', | ||
| label='1') | ||
| else_rule.appendChild(one_rule) | ||
| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#ff8888', 'outline_style': 'no', 'size': '4'}) | ||
| two_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Pilots" = 2', | ||
| label='2') | ||
| else_rule.appendChild(two_rule) | ||
| marker_symbol = QgsMarkerSymbol.createSimple( | ||
| {'color': '#8888ff', 'outline_style': 'no', 'size': '4'}) | ||
| three_rule = QgsRuleBasedRenderer.Rule(marker_symbol, | ||
| filterExp='"Pilots" = 3', | ||
| label='3') | ||
| else_rule.appendChild(three_rule) | ||
|
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| root_rule.appendChild(else_rule) | ||
|
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| renderer = QgsRuleBasedRenderer(root_rule) | ||
| point_layer.setRenderer(renderer) | ||
|
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| map_settings = QgsMapSettings() | ||
| map_settings.setOutputDpi(96) | ||
| map_settings.setDestinationCrs( | ||
| QgsCoordinateReferenceSystem('EPSG:3857')) | ||
| map_settings.setOutputSize(QSize(1221, 750)) | ||
| map_settings.setExtent(QgsRectangle(-12360166, 3146940, -11269206, 3816372)) | ||
| map_settings.setLayers([point_layer]) | ||
|
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| map_hit_test_task = QgsMapHitTestTask(map_settings) | ||
|
|
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| def catch_results(): | ||
| TestQgsMapHitTest.results = map_hit_test_task.results() | ||
|
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| map_hit_test_task.taskCompleted.connect(catch_results) | ||
| QgsApplication.taskManager().addTask(map_hit_test_task) | ||
| map_hit_test_task.waitForFinished() | ||
|
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||
| self.assertEqual(list(TestQgsMapHitTest.results.keys()), [point_layer.id()]) | ||
| self.assertCountEqual(TestQgsMapHitTest.results[point_layer.id()], [ | ||
| one_rule.ruleKey(), three_rule.ruleKey(), else_rule.ruleKey(), root_rule.ruleKey() | ||
| ]) | ||
|
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||
|
|
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| if __name__ == '__main__': | ||
| unittest.main() |