--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/3rdparty/vmime/tests/parser/htmlTextPartTest.cpp	Tue Aug 17 11:19:54 2021 +0200
@@ -0,0 +1,237 @@
+//
+// VMime library (http://www.vmime.org)
+// Copyright (C) 2002-2013 Vincent Richard <vincent@vmime.org>
+//
+// 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 3 of
+// the License, or (at your option) any later version.
+//
+// This program 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. See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, write to the Free Software Foundation, Inc.,
+// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+//
+// Linking this library statically or dynamically with other modules is making
+// a combined work based on this library.  Thus, the terms and conditions of
+// the GNU General Public License cover the whole combination.
+//
+
+#include "tests/testUtils.hpp"
+#include "vmime/htmlTextPart.hpp"
+
+
+VMIME_TEST_SUITE_BEGIN(htmlTextPartTest)
+
+	VMIME_TEST_LIST_BEGIN
+		VMIME_TEST(testParseText)
+		VMIME_TEST(testParseEmbeddedObjectsCID)
+		VMIME_TEST(testParseEmbeddedObjectsLocation)
+	VMIME_TEST_LIST_END
+
+
+	static const vmime::string extractContent
+		(vmime::shared_ptr <const vmime::contentHandler> cth)
+	{
+		std::ostringstream oss;
+		vmime::utility::outputStreamAdapter osa(oss);
+
+		cth->extract(osa);
+
+		return oss.str();
+	}
+
+
+	void testParseText()
+	{
+		const vmime::string msgString = ""
+"MIME-Version: 1.0\r\n"
+"Content-Type: multipart/alternative; boundary=\"LEVEL1\"\r\n"
+"\r\n"
+"--LEVEL1\r\n"
+"Content-Type: text/plain; charset=\"x-ch1\"\r\n"
+"\r\n"
+"Plain text part\r\n"
+"--LEVEL1\r\n"
+"Content-Type: multipart/related; boundary=\"LEVEL2\"\r\n"
+"\r\n"
+"--LEVEL2\r\n"
+"Content-Type: text/html; charset=\"x-ch2\"\r\n"
+"\r\n"
+"<img src=\"cid:image@test\"/>\r\n"
+"--LEVEL2\r\n"
+"Content-Type: image/png; name=\"image.png\"\r\n"
+"Content-Disposition: inline; filename=\"image.png\"\r\n"
+"Content-ID: <image@test>\r\n"
+"\r\n"
+"Image\r\n"
+"--LEVEL2--\r\n"
+"\r\n"
+"--LEVEL1--\r\n"
+"";
+
+		vmime::shared_ptr <vmime::message> msg = vmime::make_shared <vmime::message>();
+		msg->parse(msgString);
+
+		// Sanity checks
+		VASSERT_EQ("part-count1", 2, msg->getBody()->getPartCount());
+		VASSERT_EQ("part-count2", 2, msg->getBody()->getPartAt(1)->getBody()->getPartCount());
+
+		vmime::htmlTextPart htmlPart;
+		htmlPart.parse(msg, msg->getBody()->getPartAt(1),
+			msg->getBody()->getPartAt(1)->getBody()->getPartAt(0));
+
+		VASSERT_EQ("plain", "Plain text part", extractContent(htmlPart.getPlainText()));
+		VASSERT_EQ("html", "<img src=\"cid:image@test\"/>", extractContent(htmlPart.getText()));
+
+		// Should return the charset of the HTML part
+		VASSERT_EQ("charset", "x-ch2", htmlPart.getCharset().generate());
+	}
+
+	/** Test parsing of embedded objects by CID (Content-Id).
+	  */
+	void testParseEmbeddedObjectsCID()
+	{
+		const vmime::string msgString = ""
+"MIME-Version: 1.0\r\n"
+"Content-Type: multipart/alternative; boundary=\"LEVEL1\"\r\n"
+"\r\n"
+"--LEVEL1\r\n"
+"Content-Type: text/plain; charset=\"x-ch1\"\r\n"
+"\r\n"
+"Plain text part\r\n"
+"--LEVEL1\r\n"
+"Content-Type: multipart/related; boundary=\"LEVEL2\"\r\n"
+"\r\n"
+"--LEVEL2\r\n"  // one embedded object before...
+"Content-Type: image/png; name=\"image1.png\"\r\n"
+"Content-Disposition: inline; filename=\"image1.png\"\r\n"
+"Content-ID: <image1@test>\r\n"
+"\r\n"
+"Image1\r\n"
+"--LEVEL2\r\n"  // ...the actual text part...
+"Content-Type: text/html; charset=\"x-ch2\"\r\n"
+"\r\n"
+"<img src=\"cid:image1@test\"/>\r\n"
+"<img src=\"CID:image2@test\"/>\r\n"
+"--LEVEL2\r\n"  // ...and one after
+"Content-Type: image/jpeg; name=\"image2.jpg\"\r\n"
+"Content-Disposition: inline; filename=\"image2.jpg\"\r\n"
+"Content-ID: <image2@test>\r\n"
+"\r\n"
+"Image2\r\n"
+"--LEVEL2--\r\n"
+"\r\n"
+"--LEVEL1--\r\n"
+"";
+
+		vmime::shared_ptr <vmime::message> msg = vmime::make_shared <vmime::message>();
+		msg->parse(msgString);
+
+		// Sanity checks
+		VASSERT_EQ("part-count1", 2, msg->getBody()->getPartCount());
+		VASSERT_EQ("part-count2", 3, msg->getBody()->getPartAt(1)->getBody()->getPartCount());
+
+		vmime::htmlTextPart htmlPart;
+		htmlPart.parse(msg, msg->getBody()->getPartAt(1),
+			msg->getBody()->getPartAt(1)->getBody()->getPartAt(1));
+
+		// Two embedded objects should be found.
+		// BUGFIX: "CID:" prefix is not case-sensitive.
+		VASSERT_EQ("count", 2, htmlPart.getObjectCount());
+
+		// Ensure the right objects have been found.
+		VASSERT_EQ("has-obj1", true, htmlPart.hasObject("image1@test"));
+		VASSERT_EQ("has-obj2", true, htmlPart.hasObject("image2@test"));
+
+		// hasObject() should also work with prefixes
+		VASSERT_EQ("has-obj1-pre", true, htmlPart.hasObject("CID:image1@test"));
+		VASSERT_EQ("has-obj2-pre", true, htmlPart.hasObject("cid:image2@test"));
+
+		// Check data in objects
+		vmime::shared_ptr <const vmime::htmlTextPart::embeddedObject> obj;
+
+		obj = htmlPart.findObject("image1@test");
+
+		VASSERT_EQ("ref-type1", vmime::htmlTextPart::embeddedObject::REFERENCED_BY_ID, obj->getReferenceType());
+		VASSERT_EQ("id-obj1", "image1@test", obj->getId());
+		VASSERT_EQ("data-obj1", "Image1", extractContent(obj->getData()));
+		VASSERT_EQ("type-obj1", "image/png", obj->getType().generate());
+
+		obj = htmlPart.findObject("image2@test");
+
+		VASSERT_EQ("ref-type2", vmime::htmlTextPart::embeddedObject::REFERENCED_BY_ID, obj->getReferenceType());
+		VASSERT_EQ("id-obj2", "image2@test", obj->getId());
+		VASSERT_EQ("data-obj2", "Image2", extractContent(obj->getData()));
+		VASSERT_EQ("type-obj2", "image/jpeg", obj->getType().generate());
+	}
+
+	/** Test parsing of embedded objects by location.
+	  */
+	void testParseEmbeddedObjectsLocation()
+	{
+		const vmime::string msgString = ""
+"MIME-Version: 1.0\r\n"
+"Content-Type: multipart/alternative; boundary=\"LEVEL1\"\r\n"
+"\r\n"
+"--LEVEL1\r\n"
+"Content-Type: text/plain; charset=\"x-ch1\"\r\n"
+"\r\n"
+"Plain text part\r\n"
+"--LEVEL1\r\n"
+"Content-Type: multipart/related; boundary=\"LEVEL2\"\r\n"
+"\r\n"
+"--LEVEL2\r\n"
+"Content-Type: image/png; name=\"image1.png\"\r\n"
+"Content-Location: http://www.vmime.org/test/image1.png\r\n"
+"Content-Disposition: inline; filename=\"image1.png\"\r\n"
+"Content-Id: <image1@test>\r\n"
+"\r\n"
+"Image1\r\n"
+"--LEVEL2\r\n"
+"Content-Type: text/html; charset=\"x-ch2\"\r\n"
+"\r\n"
+"<img src=\"http://www.vmime.org/test/image1.png\"/>\r\n"
+"--LEVEL2--\r\n"
+"\r\n"
+"--LEVEL1--\r\n"
+"";
+
+		vmime::shared_ptr <vmime::message> msg = vmime::make_shared <vmime::message>();
+		msg->parse(msgString);
+
+		// Sanity checks
+		VASSERT_EQ("part-count1", 2, msg->getBody()->getPartCount());
+		VASSERT_EQ("part-count2", 2, msg->getBody()->getPartAt(1)->getBody()->getPartCount());
+
+		vmime::htmlTextPart htmlPart;
+		htmlPart.parse(msg, msg->getBody()->getPartAt(1),
+			msg->getBody()->getPartAt(1)->getBody()->getPartAt(1));
+
+		// Only one embedded object
+		VASSERT_EQ("count", 1, htmlPart.getObjectCount());
+
+		// Should work only with Content-Location as the Content-Id is
+		// not referenced in the HTML contents
+		VASSERT_EQ("has-obj-loc", true, htmlPart.hasObject("http://www.vmime.org/test/image1.png"));
+		VASSERT_EQ("has-obj-cid", false, htmlPart.hasObject("image1@test"));
+
+		// Check data
+		vmime::shared_ptr <const vmime::htmlTextPart::embeddedObject> obj;
+
+		obj = htmlPart.findObject("http://www.vmime.org/test/image1.png");
+
+		VASSERT_EQ("ref-type", vmime::htmlTextPart::embeddedObject::REFERENCED_BY_LOCATION, obj->getReferenceType());
+		VASSERT_EQ("id-obj", "http://www.vmime.org/test/image1.png", obj->getId());
+		VASSERT_EQ("data-obj", "Image1", extractContent(obj->getData()));
+		VASSERT_EQ("type-obj", "image/png", obj->getType().generate());
+	}
+
+	// TODO: test generation of text parts
+
+VMIME_TEST_SUITE_END
+