[test] Implement test example

beat/editor/test/test_editors.py

+# vim: set fileencoding=utf-8 :
+###############################################################################
+#                                                                             #
+# Copyright (c) 2019 Idiap Research Institute, http://www.idiap.ch/           #
+# Contact: beat.support@idiap.ch                                              #
+#                                                                             #
+# This file is part of the beat.editor module of the BEAT platform.           #
+#                                                                             #
+# Commercial License Usage                                                    #
+# Licensees holding valid commercial BEAT licenses may use this file in       #
+# accordance with the terms contained in a written agreement between you      #
+# and Idiap. For further information contact tto@idiap.ch                     #
+#                                                                             #
+# Alternatively, this file may be used under the terms of the GNU Affero      #
+# Public License version 3 as published by the Free Software and appearing    #
+# in the file LICENSE.AGPL included in the packaging of this file.            #
+# The BEAT platform is distributed in the hope that it will be useful, but    #
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY  #
+# or FITNESS FOR A PARTICULAR PURPOSE.                                        #
+#                                                                             #
+# You should have received a copy of the GNU Affero Public License along      #
+# with the BEAT platform. If not, see http://www.gnu.org/licenses/.           #
+#                                                                             #
+###############################################################################
+import pytest
+
+from PyQt5 import QtCore
+from PyQt5.QtCore import QStringListModel
+
+from PyQt5.QtWidgets import QComboBox
+from PyQt5.QtWidgets import QLineEdit
+from PyQt5.QtWidgets import QGridLayout
+from PyQt5.QtWidgets import QPushButton
+from PyQt5.QtWidgets import QVBoxLayout
+from PyQt5.QtWidgets import QWidget
+
+from ..widgets.editor import AbstractAssetEditor
+
+
+class Field(QWidget):
+    def __init__(self, dataformat_model, parent=None):
+        super(Field, self).__init__(parent)
+
+        self.dataformat_name = QLineEdit()
+        self.dataformat_box = QComboBox()
+        self.dataformat_box.setModel(dataformat_model)
+
+        layout = QGridLayout(self)
+        layout.addWidget(self.dataformat_name, 0, 0)
+        layout.addWidget(self.dataformat_box, 0, 1)
+
+    @property
+    def format_name(self):
+        return self.dataformat_name.text()
+
+    @format_name.setter
+    def format_name(self, name):
+        self.dataformat_name.setText(name)
+
+    @property
+    def format_type(self):
+        return self.dataformat_box.currentText()
+
+    @format_type.setter
+    def format_type(self, name):
+        self.dataformat_box.setCurrentText(name)
+
+
+class MockAssetEditor(AbstractAssetEditor):
+    """
+    Base class of all asset editors
+    """
+
+    def __init__(self, parent=None):
+        super(MockAssetEditor, self).__init__(parent)
+        self.dataformat_model = None
+        self.add_field_button = QPushButton(self.tr("Add"))
+        layout = QVBoxLayout(self)
+        layout.addWidget(self.add_field_button)
+
+        self.add_field_button.clicked.connect(self.__add_field)
+
+    def __add_field(self):
+        self.layout().addWidget(Field(self.dataformat_model))
+
+    def set_dataformat_model(self, model):
+        self.dataformat_model = model
+
+    def load_json(self, json_object):
+        """Load the json object passed as parameter"""
+        for name, type_ in json_object.items():
+            field = Field(self.dataformat_model)
+            field.format_name = name
+            field.format_type = type_
+            self.layout().addWidget(field)
+
+    def dump_json(self):
+        """Returns the json representation of the asset"""
+        field_list = self.findChildren(Field)
+
+        json_data = {}
+
+        for field in field_list:
+            json_data[field.format_name] = field.format_type
+
+        return json_data
+
+
+def test_json_load_and_dump(qtbot):
+    json_reference = {"value32": "float32", "value64": "float64"}
+
+    dataformat_model = QStringListModel(["float32", "float64", "int32", "int64"])
+
+    widget = MockAssetEditor()
+    widget.set_dataformat_model(dataformat_model)
+    widget.load_json(json_reference)
+
+    assert widget.dump_json() == json_reference
+
+
+def test_dataformat_creation(qtbot):
+    # json_reference = {"value32": "float32", "value64": "float64"}
+
+    dataformat_model = QStringListModel(["float32", "float64", "int32", "int64"])
+
+    widget = MockAssetEditor()
+    widget.set_dataformat_model(dataformat_model)
+
+    qtbot.mouseClick(widget.add_field_button, QtCore.Qt.LeftButton)
+    fields = widget.findChildren(Field)
+
+    assert len(fields) == 1
+
+    field = fields[0]
+
+    qtbot.mouseClick(field.dataformat_box, QtCore.Qt.LeftButton)