Upstream ios/web/navigation

ios/web/navigation/crw_session_entry_unittest.mm

Index: ios/web/navigation/crw_session_entry_unittest.mm
diff --git a/ios/web/navigation/crw_session_entry_unittest.mm b/ios/web/navigation/crw_session_entry_unittest.mm
new file mode 100644
index 0000000000000000000000000000000000000000..210afc6974286724505db1182db96a0fb983732d
--- /dev/null
+++ b/ios/web/navigation/crw_session_entry_unittest.mm
@@ -0,0 +1,400 @@
+// Copyright 2012 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.
+
+#import <Foundation/Foundation.h>
+
+#include "base/mac/scoped_nsobject.h"
+#include "base/strings/sys_string_conversions.h"
+#import "ios/testing/ocmock_complex_type_helper.h"
+#import "ios/web/navigation/crw_session_entry.h"
+#include "ios/web/navigation/navigation_item_impl.h"
+#include "ios/web/public/referrer.h"
+#import "net/base/mac/url_conversions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest_mac.h"
+#include "testing/platform_test.h"
+#import "third_party/ocmock/OCMock/OCMock.h"
+#include "third_party/ocmock/gtest_support.h"
+#include "ui/base/page_transition_types.h"
+
+@interface CRWSessionEntry (ExposedForTesting)
++ (web::PageScrollState)scrollStateFromDictionary:(NSDictionary*)dictionary;
++ (NSDictionary*)dictionaryFromScrollState:
+    (const web::PageScrollState&)scrollState;
+@end
+
+static NSString* const kHTTPHeaderKey1 = @"key1";
+static NSString* const kHTTPHeaderKey2 = @"key2";
+static NSString* const kHTTPHeaderValue1 = @"value1";
+static NSString* const kHTTPHeaderValue2 = @"value2";
+
+class CRWSessionEntryTest : public PlatformTest {
+ public:
+  static void expectEqualSessionEntries(CRWSessionEntry* entry1,
+                                        CRWSessionEntry* entry2,
+                                        ui::PageTransition transition);
+
+ protected:
+  void SetUp() override {
+    GURL url("http://init.test");
+    ui::PageTransition transition =
+        ui::PAGE_TRANSITION_AUTO_BOOKMARK;
+    sessionEntry_.reset([[CRWSessionEntry alloc] initWithUrl:url
+                                                    referrer:web::Referrer()
+                                                  transition:transition
+                                         useDesktopUserAgent:NO
+                                           rendererInitiated:NO]);
+    [sessionEntry_ navigationItem]->SetTimestamp(base::Time::Now());
+    [sessionEntry_ addHTTPHeaders:@{ kHTTPHeaderKey1 : kHTTPHeaderValue1 }];
+    [sessionEntry_
+        setPOSTData:[@"Test data" dataUsingEncoding:NSUTF8StringEncoding]];
+  }
+  void TearDown() override { sessionEntry_.reset(); }
+
+ protected:
+  base::scoped_nsobject<CRWSessionEntry> sessionEntry_;
+};
+
+@implementation OCMockComplexTypeHelper (CRWSessionEntryTest)
+typedef void (^encodeBytes_length_forKey_block)(
+    const uint8_t*, NSUInteger, NSString*);
+- (void)encodeBytes:(const uint8_t*)bytes
+             length:(NSUInteger)length
+             forKey:(NSString*)key {
+  static_cast<encodeBytes_length_forKey_block>([self blockForSelector:_cmd])(
+      bytes, length, key);
+}
+
+typedef const uint8_t* (^decodeBytesForKeyBlock)(NSString*, NSUInteger*);
+- (const uint8_t*)decodeBytesForKey:(NSString*)key
+                      returnedLength:(NSUInteger*)lengthp {
+  return static_cast<decodeBytesForKeyBlock>([self blockForSelector:_cmd])(
+      key, lengthp);
+}
+@end
+
+void CRWSessionEntryTest::expectEqualSessionEntries(
+    CRWSessionEntry* entry1,
+    CRWSessionEntry* entry2,
+    ui::PageTransition transition) {
+  EXPECT_EQ(entry1.index, entry2.index);
+  web::NavigationItem* navItem1 = entry1.navigationItem;
+  web::NavigationItem* navItem2 = entry2.navigationItem;
+  // url is not compared because it could differ after copy or archive.
+  EXPECT_EQ(navItem1->GetVirtualURL(), navItem2->GetVirtualURL());
+  EXPECT_EQ(navItem1->GetReferrer().url, navItem2->GetReferrer().url);
+  EXPECT_EQ(navItem1->GetTimestamp(), navItem2->GetTimestamp());
+  EXPECT_EQ(navItem1->GetTitle(), navItem2->GetTitle());
+  EXPECT_EQ(navItem1->GetPageScrollState(), navItem2->GetPageScrollState());
+  EXPECT_EQ(entry1.useDesktopUserAgent, entry2.useDesktopUserAgent);
+  EXPECT_EQ(entry1.usedDataReductionProxy, entry2.usedDataReductionProxy);
+  EXPECT_EQ(navItem2->GetTransitionType(), transition);
+  EXPECT_NSEQ(entry1.httpHeaders, entry2.httpHeaders);
+  EXPECT_TRUE((!entry1.POSTData && !entry2.POSTData) ||
+              [entry1.POSTData isEqualToData:entry2.POSTData]);
+  EXPECT_EQ(entry1.skipResubmitDataConfirmation,
+            entry2.skipResubmitDataConfirmation);
+}
+
+TEST_F(CRWSessionEntryTest, Description) {
+  [sessionEntry_ navigationItem]->SetTitle(base::SysNSStringToUTF16(@"Title"));
+  EXPECT_NSEQ([sessionEntry_ description], @"url:http://init.test/ "
+              @"originalurl:http://init.test/ " @"title:Title " @"transition:2 "
+              @"scrollState:{ scrollOffset:(nan, nan), zoomScaleRange:(nan, "
+              @"nan), zoomScale:nan } " @"desktopUA:0 " @"proxy:0");
+}
+
+TEST_F(CRWSessionEntryTest, InitWithCoder) {
+  web::NavigationItem* item = [sessionEntry_ navigationItem];
+  item->SetVirtualURL(GURL("http://user.friendly"));
+  item->SetTitle(base::SysNSStringToUTF16(@"Title"));
+  int index = sessionEntry_.get().index;
+  // Old serialized entries have no timestamp.
+  item->SetTimestamp(base::Time::FromInternalValue(0));
+
+  NSURL* virtualUrl = net::NSURLWithGURL(item->GetVirtualURL());
+  NSURL* referrer = net::NSURLWithGURL(item->GetReferrer().url);
+  NSString* title = base::SysUTF16ToNSString(item->GetTitle());
+  base::scoped_nsobject<id> decoder([[OCMockComplexTypeHelper alloc]
+      initWithRepresentedObject:[OCMockObject mockForClass:[NSCoder class]]]);
+
+  decodeBytesForKeyBlock block = ^ const uint8_t* (NSString* key,
+                                                   NSUInteger* length) {
+      *length = 0;
+      return NULL;
+  };
+
+  [[[decoder stub] andReturnValue:[NSNumber numberWithBool:NO]]
+      containsValueForKey:[OCMArg any]];
+
+  [decoder onSelector:@selector(decodeBytesForKey:returnedLength:)
+      callBlockExpectation:block];
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(index)]
+      decodeIntForKey:@"index"];
+  [[[decoder expect] andReturn:virtualUrl]
+      decodeObjectForKey:@"virtualUrl"];
+  [[[decoder expect] andReturn:referrer]
+      decodeObjectForKey:@"referrer"];
+  [[[decoder expect] andReturn:title]
+      decodeObjectForKey:@"title"];
+  const web::PageScrollState& scrollState =
+      [sessionEntry_ navigationItem]->GetPageScrollState();
+  NSDictionary* serializedScrollState =
+      [CRWSessionEntry dictionaryFromScrollState:scrollState];
+  [[[decoder expect] andReturn:serializedScrollState]
+      decodeObjectForKey:@"state"];
+  BOOL useDesktopUserAgent = sessionEntry_.get().useDesktopUserAgent;
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(useDesktopUserAgent)]
+      decodeBoolForKey:@"useDesktopUserAgent"];
+  BOOL usedDataReductionProxy = sessionEntry_.get().usedDataReductionProxy;
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(usedDataReductionProxy)]
+      decodeBoolForKey:@"usedDataReductionProxy"];
+  [[[decoder expect] andReturn:sessionEntry_.get().httpHeaders]
+      decodeObjectForKey:@"httpHeaders"];
+  [[[decoder expect] andReturn:sessionEntry_.get().POSTData]
+      decodeObjectForKey:@"POSTData"];
+  BOOL skipResubmitDataConfirmation =
+      sessionEntry_.get().skipResubmitDataConfirmation;
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(skipResubmitDataConfirmation)]
+      decodeBoolForKey:@"skipResubmitDataConfirmation"];
+
+  base::scoped_nsobject<CRWSessionEntry> newSessionEntry(
+      [[CRWSessionEntry alloc] initWithCoder:decoder]);
+  web::NavigationItem* newItem = [newSessionEntry navigationItem];
+
+  EXPECT_OCMOCK_VERIFY(decoder);
+  expectEqualSessionEntries(sessionEntry_, newSessionEntry,
+                            ui::PAGE_TRANSITION_RELOAD);
+  EXPECT_NE(item->GetURL(), newItem->GetURL());
+  EXPECT_EQ(item->GetVirtualURL(), newItem->GetURL());
+}
+
+TEST_F(CRWSessionEntryTest, InitWithCoderNewStyle) {
+  web::NavigationItem* item = [sessionEntry_ navigationItem];
+  item->SetVirtualURL(GURL("http://user.friendly"));
+  item->SetTitle(base::SysNSStringToUTF16(@"Title"));
+  int index = sessionEntry_.get().index;
+  int64 timestamp = item->GetTimestamp().ToInternalValue();
+
+  std::string virtualUrl = item->GetVirtualURL().spec();
+  std::string referrerUrl = item->GetReferrer().url.spec();
+  NSString* title = base::SysUTF16ToNSString(item->GetTitle());
+  base::scoped_nsobject<id> decoder([[OCMockComplexTypeHelper alloc]
+      initWithRepresentedObject:[OCMockObject mockForClass:[NSCoder class]]]);
+
+  const std::string emptyString;
+  decodeBytesForKeyBlock block =  ^ const uint8_t* (NSString* key,
+                                                    NSUInteger* length) {
+      const std::string *value = &emptyString;
+      if ([key isEqualToString:@"virtualUrlString"])
+        value = &virtualUrl;
+      else if ([key isEqualToString:@"referrerUrlString"])
+        value = &referrerUrl;
+      else
+        EXPECT_TRUE(false);
+
+      *length = value->size();
+      return reinterpret_cast<const uint8_t*>(value->data());
+  };
+
+  [decoder onSelector:@selector(decodeBytesForKey:returnedLength:)
+      callBlockExpectation:block];
+  [[[decoder stub] andReturnValue:[NSNumber numberWithBool:YES]]
+      containsValueForKey:[OCMArg any]];
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(index)]
+      decodeIntForKey:@"index"];
+  web::ReferrerPolicy expectedPolicy = item->GetReferrer().policy;
+  [[[decoder expect]
+      andReturnValue:OCMOCK_VALUE(expectedPolicy)]
+      decodeIntForKey:@"referrerPolicy"];
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(timestamp)]
+      decodeInt64ForKey:@"timestamp"];
+  [[[decoder expect] andReturn:title]
+      decodeObjectForKey:@"title"];
+  const web::PageScrollState& scrollState =
+      [sessionEntry_ navigationItem]->GetPageScrollState();
+  NSDictionary* serializedScrollState =
+      [CRWSessionEntry dictionaryFromScrollState:scrollState];
+  [[[decoder expect] andReturn:serializedScrollState]
+      decodeObjectForKey:@"state"];
+  BOOL useDesktopUserAgent = sessionEntry_.get().useDesktopUserAgent;
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(useDesktopUserAgent)]
+      decodeBoolForKey:@"useDesktopUserAgent"];
+  BOOL usedDataReductionProxy = sessionEntry_.get().usedDataReductionProxy;
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(usedDataReductionProxy)]
+      decodeBoolForKey:@"usedDataReductionProxy"];
+  [[[decoder expect] andReturn:sessionEntry_.get().httpHeaders]
+      decodeObjectForKey:@"httpHeaders"];
+  [[[decoder expect] andReturn:sessionEntry_.get().POSTData]
+      decodeObjectForKey:@"POSTData"];
+  BOOL skipResubmitDataConfirmation =
+      sessionEntry_.get().skipResubmitDataConfirmation;
+  [[[decoder expect] andReturnValue:OCMOCK_VALUE(skipResubmitDataConfirmation)]
+      decodeBoolForKey:@"skipResubmitDataConfirmation"];
+
+  base::scoped_nsobject<CRWSessionEntry> newSessionEntry(
+      [[CRWSessionEntry alloc] initWithCoder:decoder]);
+  web::NavigationItem* newItem = [newSessionEntry navigationItem];
+
+  EXPECT_OCMOCK_VERIFY(decoder);
+  expectEqualSessionEntries(sessionEntry_, newSessionEntry,
+                            ui::PAGE_TRANSITION_RELOAD);
+  EXPECT_NE(item->GetURL(), newItem->GetURL());
+  EXPECT_EQ(item->GetVirtualURL(), newItem->GetVirtualURL());
+}
+
+TEST_F(CRWSessionEntryTest, EncodeDecode) {
+  NSData *data =
+      [NSKeyedArchiver archivedDataWithRootObject:sessionEntry_];
+  id decoded = [NSKeyedUnarchiver unarchiveObjectWithData:data];
+
+  expectEqualSessionEntries(sessionEntry_, decoded,
+                            ui::PAGE_TRANSITION_RELOAD);
+}
+
+TEST_F(CRWSessionEntryTest, EncodeWithCoder) {
+  web::NavigationItem* item = [sessionEntry_ navigationItem];
+  NSString* title = base::SysUTF16ToNSString(item->GetTitle());
+
+  base::scoped_nsobject<id> coder([[OCMockComplexTypeHelper alloc]
+      initWithRepresentedObject:[OCMockObject mockForClass:[NSCoder class]]]);
+
+  encodeBytes_length_forKey_block block = ^(const uint8_t* bytes,
+                                            NSUInteger length,
+                                            NSString* key) {
+      if ([key isEqualToString:@"virtualUrlString"]) {
+        ASSERT_EQ(item->GetVirtualURL().spec(),
+                  std::string(reinterpret_cast<const char*>(bytes), length));
+        return;
+      } else if ([key isEqualToString:@"referrerUrlString"]) {
+        ASSERT_EQ(item->GetReferrer().url.spec(),
+                  std::string(reinterpret_cast<const char*>(bytes), length));
+        return;
+      }
+      FAIL();
+  };
+  [coder onSelector:@selector(encodeBytes:length:forKey:)
+      callBlockExpectation:block];
+  [[coder expect] encodeInt:[sessionEntry_ index] forKey:@"index"];
+  [[coder expect] encodeInt:item->GetReferrer().policy
+                     forKey:@"referrerPolicy"];
+  [[coder expect] encodeInt64:item->GetTimestamp().ToInternalValue()
+                       forKey:@"timestamp"];
+  [[coder expect] encodeObject:title forKey:@"title"];
+  const web::PageScrollState& scrollState =
+      [sessionEntry_ navigationItem]->GetPageScrollState();
+  NSDictionary* serializedScrollState =
+      [CRWSessionEntry dictionaryFromScrollState:scrollState];
+  [[coder expect] encodeObject:serializedScrollState forKey:@"state"];
+  [[coder expect] encodeBool:[sessionEntry_ useDesktopUserAgent]
+                      forKey:@"useDesktopUserAgent"];
+  [[coder expect] encodeBool:[sessionEntry_ usedDataReductionProxy]
+                      forKey:@"usedDataReductionProxy"];
+  [[coder expect] encodeObject:[sessionEntry_ httpHeaders]
+                        forKey:@"httpHeaders"];
+  [[coder expect] encodeObject:[sessionEntry_ POSTData] forKey:@"POSTData"];
+  [[coder expect] encodeBool:[sessionEntry_ skipResubmitDataConfirmation]
+                      forKey:@"skipResubmitDataConfirmation"];
+  [sessionEntry_ encodeWithCoder:coder];
+  EXPECT_OCMOCK_VERIFY(coder);
+}
+
+TEST_F(CRWSessionEntryTest, CodingEncoding) {
+  web::NavigationItem* item = [sessionEntry_ navigationItem];
+  item->SetVirtualURL(GURL("http://user.friendly"));
+  NSData* data = [NSKeyedArchiver archivedDataWithRootObject:sessionEntry_];
+  EXPECT_TRUE(data != nil);
+  CRWSessionEntry* unarchivedSessionEntry =
+      [NSKeyedUnarchiver unarchiveObjectWithData:data];
+  ASSERT_TRUE(unarchivedSessionEntry != nil);
+  web::NavigationItem* unarchivedItem = [unarchivedSessionEntry navigationItem];
+  expectEqualSessionEntries(sessionEntry_, unarchivedSessionEntry,
+                            ui::PAGE_TRANSITION_RELOAD);
+  EXPECT_EQ(unarchivedItem->GetURL(), item->GetVirtualURL());
+  EXPECT_NE(unarchivedItem->GetURL(), item->GetURL());
+}
+
+TEST_F(CRWSessionEntryTest, CopyWithZone) {
+  CRWSessionEntry* sessionEntry2 = [sessionEntry_ copy];
+  EXPECT_NE(sessionEntry_, sessionEntry2);
+  expectEqualSessionEntries(
+      sessionEntry_, sessionEntry2,
+      [sessionEntry_ navigationItem]->GetTransitionType());
+}
+
+TEST_F(CRWSessionEntryTest, EmptyVirtualUrl) {
+  EXPECT_EQ(GURL("http://init.test/"),
+            [sessionEntry_ navigationItem]->GetURL());
+}
+
+TEST_F(CRWSessionEntryTest, NonEmptyVirtualUrl) {
+  web::NavigationItem* item = [sessionEntry_ navigationItem];
+  item->SetVirtualURL(GURL("http://user.friendly"));
+  EXPECT_EQ(GURL("http://user.friendly/"), item->GetVirtualURL());
+  EXPECT_EQ(GURL("http://init.test/"), item->GetURL());
+}
+
+TEST_F(CRWSessionEntryTest, EmptyDescription) {
+  EXPECT_GT([[sessionEntry_ description] length], 0U);
+}
+
+TEST_F(CRWSessionEntryTest, CreateWithNavigationItem) {
+  int index = 5;  // Just pick something non-zero.
+  GURL url("http://www.virtualurl.com");
+  web::Referrer referrer(GURL("http://www.referrer.com"),
+                         web::ReferrerPolicyDefault);
+  base::string16 title = base::SysNSStringToUTF16(@"Title");
+  std::string state;
+  ui::PageTransition transition = ui::PAGE_TRANSITION_GENERATED;
+
+  scoped_ptr<web::NavigationItem> navigation_item(
+      new web::NavigationItemImpl());
+  navigation_item->SetURL(url);
+  navigation_item->SetReferrer(referrer);
+  navigation_item->SetTitle(title);
+  navigation_item->SetTransitionType(transition);
+
+  base::scoped_nsobject<CRWSessionEntry> sessionEntry(
+      [[CRWSessionEntry alloc] initWithNavigationItem:navigation_item.Pass()
+                                                index:index]);
+  web::NavigationItem* item = [sessionEntry navigationItem];
+  // Validate everything was set correctly.
+  EXPECT_EQ(sessionEntry.get().index, index);
+  // Desktop only persists the virtual url, all three fields are initialized
+  // by it.
+  EXPECT_EQ(item->GetURL(), url);
+  EXPECT_EQ(item->GetVirtualURL(), url);
+  EXPECT_EQ(sessionEntry.get().originalUrl, url);
+  EXPECT_EQ(item->GetReferrer().url, referrer.url);
+  EXPECT_EQ(item->GetTitle(), title);
+  EXPECT_EQ(item->GetTransitionType(), transition);
+}
+
+TEST_F(CRWSessionEntryTest, AddHTTPHeaders) {
+  EXPECT_NSEQ(@{ kHTTPHeaderKey1 : kHTTPHeaderValue1 },
+              [sessionEntry_ httpHeaders]);
+
+  [sessionEntry_ addHTTPHeaders:@{ kHTTPHeaderKey1 : kHTTPHeaderValue2 }];
+  EXPECT_NSEQ(@{ kHTTPHeaderKey1 : kHTTPHeaderValue2 },
+              [sessionEntry_ httpHeaders]);
+
+  [sessionEntry_ addHTTPHeaders:@{ kHTTPHeaderKey2 : kHTTPHeaderValue1 }];
+  NSDictionary* expected = @{ kHTTPHeaderKey1 : kHTTPHeaderValue2,
+                              kHTTPHeaderKey2 : kHTTPHeaderValue1 };
+  EXPECT_NSEQ(expected, [sessionEntry_ httpHeaders]);
+}
+
+TEST_F(CRWSessionEntryTest, RemoveHTTPHeaderForKey) {
+  NSDictionary* httpHeaders = @{ kHTTPHeaderKey1 : kHTTPHeaderValue1,
+                                 kHTTPHeaderKey2 : kHTTPHeaderValue2 };
+  [sessionEntry_ addHTTPHeaders:httpHeaders];
+  EXPECT_NSEQ(httpHeaders, [sessionEntry_ httpHeaders]);
+
+  [sessionEntry_ removeHTTPHeaderForKey:kHTTPHeaderKey1];
+  EXPECT_NSEQ(@{ kHTTPHeaderKey2 : kHTTPHeaderValue2 },
+              [sessionEntry_ httpHeaders]);
+
+  [sessionEntry_ removeHTTPHeaderForKey:kHTTPHeaderKey2];
+  EXPECT_TRUE([sessionEntry_ httpHeaders] == nil);
+}