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	- Standardize the test timeout implementation using a new TestHandler::SetTestTimeout method and enable timeouts for almost all tests. The test timeout can be disabled globally using a new `--disable-test-timeout` command-line flag. - Wait for TestHandler object destruction at the end of each test using a new ReleaseAndWaitForDestructor function. This avoids test state leakage and verifies that no object references are leaked. git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@1964 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
		
			
				
	
	
		
			188 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			188 lines
		
	
	
		
			5.0 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| // Copyright (c) 2014 The Chromium Embedded Framework Authors. All rights
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| // reserved. Use of this source code is governed by a BSD-style license that
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| // can be found in the LICENSE file.
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| 
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| #include <algorithm>
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| #include <cstdlib>
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| #include <string>
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| 
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| // Include this first to avoid type conflicts with CEF headers.
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| #include "tests/unittests/chromium_includes.h"
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| 
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| #include "include/base/cef_bind.h"
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| #include "include/cef_stream.h"
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| #include "include/wrapper/cef_closure_task.h"
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| #include "include/wrapper/cef_stream_resource_handler.h"
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| #include "testing/gtest/include/gtest/gtest.h"
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| #include "tests/unittests/routing_test_handler.h"
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| 
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| namespace {
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| 
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| const char kTestUrl[] = "http://tests-srh/test.html";
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| const size_t kReadBlockSize = 1024U;  // 1k.
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| 
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| // The usual network buffer size is about 32k. Choose a value that's larger.
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| const size_t kReadDesiredSize = 100U * 1024U;  // 100k
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| 
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| class ReadHandler : public CefReadHandler {
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|  public:
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|   explicit ReadHandler(bool may_block)
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|     : may_block_(may_block),
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|       offset_(0),
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|       expected_result_(0) {
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|   }
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| 
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|   void CreateContent() {
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|     // To verify that the data transers successfully we're going to make a big
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|     // math problem.
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|     content_.reserve(kReadDesiredSize + 50U);
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|     content_ = "<html><body><script>var myratherlongvariablename=0;";
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| 
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|     while (content_.size() < kReadDesiredSize) {
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|       content_ += "myratherlongvariablename=myratherlongvariablename+1;";
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|       expected_result_++;
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|     }
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| 
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|     content_ += "window.testQuery({request:myratherlongvariablename+''});"
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|                 "</script></body></html>";
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|   }
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| 
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|   int GetExpectedResult() const {
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|     return expected_result_;
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|   }
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| 
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|   size_t Read(void* ptr, size_t size, size_t n) override {
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|     EXPECT_EQ(1U, size);
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| 
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|     // Read the minimum of requested size, remaining size or kReadBlockSize.
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|     const size_t read_bytes =
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|         std::min(std::min(size * n, content_.size() - offset_), kReadBlockSize);
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|     if (read_bytes > 0) {
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|       memcpy(ptr, content_.c_str() + offset_, read_bytes);
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|       offset_ += read_bytes;
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|     }
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| 
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|     return read_bytes;
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|   }
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| 
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|   int Seek(int64 offset, int whence) override {
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|     EXPECT_TRUE(false);  // Not reached.
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|     return 0;
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|   }
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| 
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|   int64 Tell() override {
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|     EXPECT_TRUE(false);  // Not reached.
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|     return 0;
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|   }
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| 
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|   int Eof() override {
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|     EXPECT_TRUE(false);  // Not reached.
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|     return 0;
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|   }
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| 
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|   bool MayBlock() override {
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|     return may_block_;
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|   }
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| 
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|  private:
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|   const bool may_block_;
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|   std::string content_;
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|   size_t offset_;
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|   int expected_result_;
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| 
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|   IMPLEMENT_REFCOUNTING(ReadHandler);
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| };
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| 
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| class ReadTestHandler : public RoutingTestHandler {
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|  public:
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|   explicit ReadTestHandler(bool may_block)
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|       : may_block_(may_block),
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|         expected_result_(0) {}
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| 
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|   void RunTest() override {
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|     // Create the browser.
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|     CreateBrowser(kTestUrl);
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| 
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|     // Time out the test after a reasonable period of time.
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|     SetTestTimeout();
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|   }
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| 
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|   CefRefPtr<CefResourceHandler> GetResourceHandler(
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|       CefRefPtr<CefBrowser> browser,
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|       CefRefPtr<CefFrame> frame,
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|       CefRefPtr<CefRequest> request) override {
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|     got_resource_handler_.yes();
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| 
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|     const std::string& url = request->GetURL();
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|     EXPECT_STREQ(kTestUrl, url.c_str());
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| 
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|     CefRefPtr<ReadHandler> handler = new ReadHandler(may_block_);
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|     handler->CreateContent();
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|     expected_result_ = handler->GetExpectedResult();
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| 
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|     CefRefPtr<CefStreamReader> stream =
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|         CefStreamReader::CreateForHandler(handler.get());
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|     return new CefStreamResourceHandler("text/html", stream);
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|   }
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| 
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|   bool OnQuery(CefRefPtr<CefBrowser> browser,
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|                CefRefPtr<CefFrame> frame,
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|                int64 query_id,
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|                const CefString& request,
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|                bool persistent,
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|                CefRefPtr<Callback> callback) override {
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|     got_on_query_.yes();
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| 
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|     const int actual_result = atoi(request.ToString().c_str());
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|     EXPECT_EQ(expected_result_, actual_result);
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| 
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|     DestroyTestIfDone();
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| 
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|     return true;
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|   }
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| 
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|   void OnLoadingStateChange(CefRefPtr<CefBrowser> browser,
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|                             bool isLoading,
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|                             bool canGoBack,
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|                             bool canGoForward) override {
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|     if (!isLoading) {
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|       got_on_loading_state_change_done_.yes();
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|       DestroyTestIfDone();
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|     }
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|   }
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| 
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|  private:
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|   void DestroyTestIfDone() {
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|     if (got_on_query_ && got_on_loading_state_change_done_)
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|       DestroyTest();
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|   }
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| 
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|   void DestroyTest() override {
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|     EXPECT_TRUE(got_resource_handler_);
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|     EXPECT_TRUE(got_on_query_);
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|     EXPECT_TRUE(got_on_loading_state_change_done_);
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|     RoutingTestHandler::DestroyTest();
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|   }
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| 
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|   const bool may_block_;
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| 
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|   int expected_result_;
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|   TrackCallback got_resource_handler_;
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|   TrackCallback got_on_query_;
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|   TrackCallback got_on_loading_state_change_done_;
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| };
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| 
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| }  // namespace
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| 
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| TEST(StreamResourceHandlerTest, ReadWillBlock) {
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|   CefRefPtr<ReadTestHandler> handler = new ReadTestHandler(true);
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|   handler->ExecuteTest();
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|   ReleaseAndWaitForDestructor(handler);
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| }
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| 
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| TEST(StreamResourceHandlerTest, ReadWontBlock) {
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|   CefRefPtr<ReadTestHandler> handler = new ReadTestHandler(false);
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|   handler->ExecuteTest();
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|   ReleaseAndWaitForDestructor(handler);
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| }
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