Add unit test for the <paint-area> of decorators

mikke89 · Jul 21, 2024 · 41c91d2 · 41c91d2
1 parent 727155c
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diff --git a/Tests/Source/UnitTests/CMakeLists.txt b/Tests/Source/UnitTests/CMakeLists.txt
@@ -7,6 +7,7 @@ add_executable(${TARGET_NAME}
 	DataExpression.cpp
 	DataModel.cpp
 	Debugger.cpp
+	Decorator.cpp
 	Element.cpp
 	ElementDocument.cpp
 	ElementFormControlSelect.cpp

diff --git a/Tests/Source/UnitTests/Decorator.cpp b/Tests/Source/UnitTests/Decorator.cpp
@@ -0,0 +1,164 @@
+/*
+ * This source file is part of RmlUi, the HTML/CSS Interface Middleware
+ *
+ * For the latest information, see http://github.com/mikke89/RmlUi
+ *
+ * Copyright (c) 2008-2010 CodePoint Ltd, Shift Technology Ltd
+ * Copyright (c) 2019-2023 The RmlUi Team, and contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include "../Common/TestsInterface.h"
+#include "../Common/TestsShell.h"
+#include <RmlUi/Core/Context.h>
+#include <RmlUi/Core/Element.h>
+#include <RmlUi/Core/ElementDocument.h>
+#include <doctest.h>
+#include <float.h>
+
+using namespace Rml;
+
+static const String document_decorator_rml = R"(
+<rml>
+<head>
+	<title>Test</title>
+	<link type="text/rcss" href="/assets/rml.rcss"/>
+	<style>
+		body {
+			left: 0;
+			top: 0;
+			right: 0;
+			bottom: 0;
+		}
+
+		@decorator my-gradient : horizontal-gradient {
+			start-color: #f0f;
+			stop-color: #fff;
+		}
+
+		div {
+			border: 20px transparent;
+			padding: 30px;
+			width: 50px;
+			height: 50px;
+		}
+
+		#content_box {
+			decorator: horizontal-gradient(#f00 #ff0) content-box;
+		}
+		#padding_box {
+			decorator: horizontal-gradient(#f00 #ff0) padding-box;
+		}
+		#auto_box {
+			decorator: horizontal-gradient(#f00 #ff0);
+		}
+		#border_box {
+			decorator: horizontal-gradient(#f00 #ff0) border-box;
+		}
+
+		body.at_decorator #content_box {
+			decorator: my-gradient content-box;
+		}
+		body.at_decorator #padding_box {
+			decorator: my-gradient padding-box;
+		}
+		body.at_decorator #auto_box {
+			decorator: my-gradient;
+		}
+		body.at_decorator #border_box {
+			decorator: my-gradient border-box;
+		}
+	</style>
+</head>
+
+<body>
+	<div id="content_box"/>
+	<div id="padding_box"/>
+	<div id="auto_box"/>
+	<div id="border_box"/>
+</body>
+</rml>
+)";
+
+TEST_CASE("decorator.paint-area")
+{
+	TestsRenderInterface* render_interface = TestsShell::GetTestsRenderInterface();
+	// This test only works with the dummy renderer.
+	if (!render_interface)
+		return;
+
+	Context* context = TestsShell::GetContext();
+
+	ElementDocument* document = context->LoadDocumentFromMemory(document_decorator_rml, "assets/");
+	document->Show();
+
+	for (const bool set_at_decorator_class : {false, true})
+	{
+		document->SetClass("at_decorator", set_at_decorator_class);
+		const byte blue = (set_at_decorator_class ? 255 : 0);
+
+		render_interface->ExpectCompileGeometry({
+			Mesh{
+				Vector<Vertex>{
+					{{50, 50}, {255, 0, blue, 255}, {0, 0}},
+					{{100, 50}, {255, 255, blue, 255}, {0, 0}},
+					{{100, 100}, {255, 255, blue, 255}, {0, 0}},
+					{{50, 100}, {255, 0, blue, 255}, {0, 0}},
+				},
+				Vector<int>{0, 2, 1, 0, 3, 2},
+			},
+			Mesh{
+				Vector<Vertex>{
+					{{20, 20}, {255, 0, blue, 255}, {0, 0}},
+					{{130, 20}, {255, 255, blue, 255}, {0, 0}},
+					{{130, 130}, {255, 255, blue, 255}, {0, 0}},
+					{{20, 130}, {255, 0, blue, 255}, {0, 0}},
+				},
+				Vector<int>{0, 2, 1, 0, 3, 2},
+			},
+			Mesh{
+				Vector<Vertex>{
+					{{20, 20}, {255, 0, blue, 255}, {0, 0}},
+					{{130, 20}, {255, 255, blue, 255}, {0, 0}},
+					{{130, 130}, {255, 255, blue, 255}, {0, 0}},
+					{{20, 130}, {255, 0, blue, 255}, {0, 0}},
+				},
+				Vector<int>{0, 2, 1, 0, 3, 2},
+			},
+			Mesh{
+				Vector<Vertex>{
+					{{0, 0}, {255, 0, blue, 255}, {0, 0}},
+					{{150, 0}, {255, 255, blue, 255}, {0, 0}},
+					{{150, 150}, {255, 255, blue, 255}, {0, 0}},
+					{{0, 150}, {255, 0, blue, 255}, {0, 0}},
+				},
+				Vector<int>{0, 2, 1, 0, 3, 2},
+			},
+		});
+
+		context->Update();
+		context->Render();
+	}
+
+	document->Close();
+
+	TestsShell::ShutdownShell();
+}