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Testing - Add unit tests for Graphic3d_ZLayerSettings
- Introduced a new test file for Graphic3d_ZLayerSettings, covering default constructor behavior, visibility toggling, and JSON dumping functionality. - Updated FILES.cmake to include the new test file.
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Lines changed: 181 additions & 1 deletion

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‎src/Visualization/TKService/GTests/FILES.cmake‎

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Graphic3d_Aspects_Test.cxx
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Graphic3d_BndBox_Test.cxx
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Graphic3d_Flipper_Test.cxx
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Graphic3d_ZLayerSettings_Test.cxx
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Image_VideoRecorder_Test.cxx
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)

‎src/Visualization/TKService/GTests/Graphic3d_ZLayerSettings_Test.cxx‎

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// Copyright (c) 2025 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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#include <gtest/gtest.h>
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#include <Graphic3d_ZLayerSettings.hxx>
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#include <sstream>
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//==================================================================================================
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// Default Constructor Tests
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//==================================================================================================
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TEST(Graphic3d_ZLayerSettingsTest, DefaultConstructor_IsVisibleTrue)
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{
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Graphic3d_ZLayerSettings aSettings;
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EXPECT_TRUE(aSettings.IsVisible()) << "Default visibility should be TRUE";
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}
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TEST(Graphic3d_ZLayerSettingsTest, DefaultConstructor_IsImmediateFalse)
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{
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Graphic3d_ZLayerSettings aSettings;
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EXPECT_FALSE(aSettings.IsImmediate()) << "Default IsImmediate should be FALSE";
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}
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TEST(Graphic3d_ZLayerSettingsTest, DefaultConstructor_IsRaytracableTrue)
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{
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Graphic3d_ZLayerSettings aSettings;
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EXPECT_TRUE(aSettings.IsRaytracable()) << "Default IsRaytracable should be TRUE";
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}
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TEST(Graphic3d_ZLayerSettingsTest, DefaultConstructor_DepthTestEnabled)
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{
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Graphic3d_ZLayerSettings aSettings;
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EXPECT_TRUE(aSettings.ToEnableDepthTest()) << "Default depth test should be enabled";
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}
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TEST(Graphic3d_ZLayerSettingsTest, DefaultConstructor_DepthWriteEnabled)
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{
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Graphic3d_ZLayerSettings aSettings;
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EXPECT_TRUE(aSettings.ToEnableDepthWrite()) << "Default depth write should be enabled";
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}
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//==================================================================================================
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// Visibility Tests
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//==================================================================================================
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TEST(Graphic3d_ZLayerSettingsTest, SetVisible_False)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetVisible(Standard_False);
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EXPECT_FALSE(aSettings.IsVisible()) << "Visibility should be FALSE after SetVisible(false)";
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}
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TEST(Graphic3d_ZLayerSettingsTest, SetVisible_True)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetVisible(Standard_False);
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aSettings.SetVisible(Standard_True);
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EXPECT_TRUE(aSettings.IsVisible()) << "Visibility should be TRUE after SetVisible(true)";
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}
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TEST(Graphic3d_ZLayerSettingsTest, SetVisible_Toggle)
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{
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Graphic3d_ZLayerSettings aSettings;
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// Initially visible
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EXPECT_TRUE(aSettings.IsVisible());
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// Hide
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aSettings.SetVisible(Standard_False);
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EXPECT_FALSE(aSettings.IsVisible());
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// Show again
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aSettings.SetVisible(Standard_True);
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EXPECT_TRUE(aSettings.IsVisible());
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// Hide again
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aSettings.SetVisible(Standard_False);
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EXPECT_FALSE(aSettings.IsVisible());
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}
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//==================================================================================================
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// Other Property Tests
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//==================================================================================================
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TEST(Graphic3d_ZLayerSettingsTest, SetName)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetName("TestLayer");
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EXPECT_STREQ("TestLayer", aSettings.Name().ToCString()) << "Name should match set value";
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}
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TEST(Graphic3d_ZLayerSettingsTest, SetImmediate)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetImmediate(Standard_True);
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EXPECT_TRUE(aSettings.IsImmediate()) << "IsImmediate should be TRUE after SetImmediate(true)";
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}
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TEST(Graphic3d_ZLayerSettingsTest, SetRaytracable)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetRaytracable(Standard_False);
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EXPECT_FALSE(aSettings.IsRaytracable())
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<< "IsRaytracable should be FALSE after SetRaytracable(false)";
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}
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TEST(Graphic3d_ZLayerSettingsTest, SetEnableDepthTest)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetEnableDepthTest(Standard_False);
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EXPECT_FALSE(aSettings.ToEnableDepthTest())
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<< "Depth test should be disabled after SetEnableDepthTest(false)";
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}
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TEST(Graphic3d_ZLayerSettingsTest, SetEnableDepthWrite)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetEnableDepthWrite(Standard_False);
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EXPECT_FALSE(aSettings.ToEnableDepthWrite())
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<< "Depth write should be disabled after SetEnableDepthWrite(false)";
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}
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//==================================================================================================
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// DumpJson Tests
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//==================================================================================================
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TEST(Graphic3d_ZLayerSettingsTest, DumpJson_ContainsVisibility)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetVisible(Standard_True);
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std::ostringstream aStream;
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aSettings.DumpJson(aStream);
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const std::string aJsonStr = aStream.str();
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// Note: DumpFieldToName strips the "my" prefix, so "myVisible" becomes "Visible"
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EXPECT_NE(std::string::npos, aJsonStr.find("Visible")) << "DumpJson should contain Visible field";
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}
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TEST(Graphic3d_ZLayerSettingsTest, DumpJson_VisibilityValueTrue)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetVisible(Standard_True);
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std::ostringstream aStream;
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aSettings.DumpJson(aStream);
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const std::string aJsonStr = aStream.str();
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// Check that Visible appears with value 1 (true)
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// Note: DumpFieldToName strips the "my" prefix
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EXPECT_NE(std::string::npos, aJsonStr.find("\"Visible\": 1"))
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<< "DumpJson should contain Visible: 1 when visible";
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}
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TEST(Graphic3d_ZLayerSettingsTest, DumpJson_VisibilityValueFalse)
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{
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Graphic3d_ZLayerSettings aSettings;
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aSettings.SetVisible(Standard_False);
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std::ostringstream aStream;
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aSettings.DumpJson(aStream);
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const std::string aJsonStr = aStream.str();
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// Note: DumpFieldToName strips the "my" prefix
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EXPECT_NE(std::string::npos, aJsonStr.find("\"Visible\": 0"))
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<< "DumpJson should contain Visible: 0 when hidden";
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}

‎src/Visualization/TKService/Graphic3d/Graphic3d_ZLayerSettings.hxx‎

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//! Set if the layer should be visible.
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//! @param theVisible If TRUE, the layer will be rendered; if FALSE, the layer will be hidden.
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void SetVisible(Standard_Boolean theVisible) { myVisible = theVisible; }
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void SetVisible(const Standard_Boolean theVisible) { myVisible = theVisible; }
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//! Dumps the content of me into the stream
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void DumpJson(Standard_OStream& theOStream, int theDepth = -1) const

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