DCHECK that the document url is valid in HTMLPreloadScanner

third_party/WebKit/Source/core/html/parser/HTMLDocumentParserTest.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/html/parser/HTMLDocumentParser.h"
 
 #include "core/html/HTMLDocument.h"
 #include "core/html/parser/TextResourceDecoder.h"
 #include "core/loader/PrerendererClient.h"
 #include "core/loader/TextResourceDecoderBuilder.h"
@@ skipping 20 matching lines @@
     bool isPrefetchOnly() override { return m_isPrefetchOnly; }
 
     bool m_isPrefetchOnly;
 };
 
 class HTMLDocumentParserTest : public testing::Test {
 protected:
     HTMLDocumentParserTest()
         : m_dummyPageHolder(DummyPageHolder::create())
     {
+        m_dummyPageHolder->document().setURL(KURL(KURL(), "https://example.test"));
     }
 
     HTMLDocumentParser* createParser(HTMLDocument& document)
     {
         HTMLDocumentParser* parser =
             HTMLDocumentParser::create(document, ForceSynchronousParsing);
         TextResourceDecoderBuilder decoderBuilder("text/html", nullAtom);
         std::unique_ptr<TextResourceDecoder> decoder(
             decoderBuilder.buildFor(&document));
         parser->setDecoder(std::move(decoder));
@@ skipping 32 matching lines @@
     const char bytes[] = "<ht";
     parser->appendBytes(bytes, sizeof(bytes));
     // The bytes are forwarded to the tokenizer.
     HTMLScriptRunnerHost* scriptRunnerHost =
         parser->asHTMLScriptRunnerHostForTesting();
     EXPECT_FALSE(scriptRunnerHost->hasPreloadScanner());
     EXPECT_EQ(HTMLTokenizer::TagNameState, parser->tokenizer()->getState());
 }
 
 } // namespace blink