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content / browser / renderer_host / navigation_policy_container_builder_browsertest.cc [blame]
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/navigation_policy_container_builder.h"
#include "content/browser/renderer_host/frame_tree_node.h"
#include "content/browser/renderer_host/navigation_entry_impl.h"
#include "content/browser/renderer_host/navigation_state_keep_alive.h"
#include "content/browser/renderer_host/policy_container_host.h"
#include "content/browser/renderer_host/render_frame_host_impl.h"
#include "content/public/test/back_forward_cache_util.h"
#include "content/public/test/browser_test.h"
#include "content/public/test/browser_test_utils.h"
#include "content/public/test/content_browser_test.h"
#include "content/public/test/test_navigation_observer.h"
#include "content/shell/browser/shell.h"
#include "services/network/public/mojom/content_security_policy.mojom.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "url/url_constants.h"
namespace content {
namespace {
using ::testing::ByRef;
using ::testing::Eq;
using ::testing::IsNull;
using ::testing::Pointee;
const PolicyContainerPolicies& GetPolicies(RenderFrameHostImpl* frame) {
return frame->policy_container_host()->policies();
}
GURL AboutBlankUrl() {
return GURL(url::kAboutBlankURL);
}
GURL AboutSrcdocUrl() {
return GURL(url::kAboutSrcdocURL);
}
network::mojom::ContentSecurityPolicyPtr MakeTestCSP() {
auto csp = network::mojom::ContentSecurityPolicy::New();
csp->header = network::mojom::ContentSecurityPolicyHeader::New();
csp->header->header_value = "some-directive some-value";
return csp;
}
} // namespace
// See also the unit tests for NavigationPolicyContainerBuilder, which exercise
// simpler parts of the API. We use browser tests to exercise behavior in the
// presence of navigation history in particular.
class NavigationPolicyContainerBuilderBrowserTest : public ContentBrowserTest {
protected:
explicit NavigationPolicyContainerBuilderBrowserTest() {
CHECK(embedded_test_server()->Start());
}
// Returns a pointer to the current root RenderFrameHostImpl.
RenderFrameHostImpl* root_frame_host() {
return static_cast<RenderFrameHostImpl*>(
shell()->web_contents()->GetPrimaryMainFrame());
}
// Helper to access the StoragePartition of the root RenderFrameHostImpl.
StoragePartitionImpl* root_storage_partition() {
return root_frame_host()->GetStoragePartition();
}
// Returns the URL of a page in the local address space.
GURL LocalUrl() const { return embedded_test_server()->GetURL("/echo"); }
// Returns the URL of a page in the public address space.
GURL PublicUrl() const {
return embedded_test_server()->GetURL(
"/set-header?Content-Security-Policy: treat-as-public-address");
}
// Returns the FrameNavigationEntry for the root node in the last committed
// navigation entry.
// Returns nullptr if there is no committed navigation entry.
FrameNavigationEntry* GetLastCommittedFrameNavigationEntry() {
auto* entry = static_cast<NavigationEntryImpl*>(
shell()->web_contents()->GetController().GetLastCommittedEntry());
if (!entry) {
return nullptr;
}
return entry->root_node()->frame_entry.get();
}
};
// Verifies that HistoryPolicies() returns nullptr in the absence of a history
// entry.
//
// Even though this could be a unit test, we define this here so as to keep all
// tests of HistoryPolicies() in the same place.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
HistoryPoliciesWithoutEntry) {
EXPECT_THAT(
NavigationPolicyContainerBuilder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr, nullptr)
.HistoryPolicies(),
IsNull());
}
// Verifies that HistoryPolicies() returns non-null during history navigation.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
HistoryPoliciesForNetworkScheme) {
// Navigate to a document with a network scheme. Its history entry should have
// its policies initialized from the network response.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), LocalUrl()));
const PolicyContainerPolicies& root_policies = GetPolicies(root_frame_host());
EXPECT_EQ(root_policies.ip_address_space,
network::mojom::IPAddressSpace::kLocal);
NavigationPolicyContainerBuilder builder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr,
GetLastCommittedFrameNavigationEntry());
EXPECT_THAT(builder.HistoryPolicies(), Pointee(Eq(ByRef(root_policies))));
}
// Verifies that SetFrameNavigationEntry() copies the policies during history
// navigation, if any, or resets those policies when given nullptr.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
HistoryPoliciesForBlankUrl) {
RenderFrameHostImpl* root = root_frame_host();
// First navigate to a local scheme with non-default policies. To do that, we
// first navigate to a document with a public address space, then have that
// document navigate itself to `about:blank`. The final blank document
// inherits its policies from the first document, and stores them in its
// frame navigation entry for restoring later.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), PublicUrl()));
EXPECT_TRUE(NavigateToURLFromRenderer(root, AboutBlankUrl()));
const PolicyContainerPolicies& root_policies = GetPolicies(root);
EXPECT_EQ(root_policies.ip_address_space,
network::mojom::IPAddressSpace::kPublic);
// Now that we have set up a navigation entry with non-default policies, we
// can run the test itself.
NavigationPolicyContainerBuilder builder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr,
GetLastCommittedFrameNavigationEntry());
EXPECT_THAT(builder.HistoryPolicies(), Pointee(Eq(ByRef(root_policies))));
}
// Verifies that HistoryPolicies() returns non-null even when associated with
// a non-current FrameNavigationEntry.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
HistoryPoliciesForNonCurentEntry) {
// Navigate to a document with a network scheme. Its history entry should have
// its policies initialized from the network response.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), LocalUrl()));
const PolicyContainerPolicies& root_policies = GetPolicies(root_frame_host());
EXPECT_EQ(root_policies.ip_address_space,
network::mojom::IPAddressSpace::kLocal);
FrameNavigationEntry* entry = GetLastCommittedFrameNavigationEntry();
NavigationPolicyContainerBuilder builder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr, entry);
// Verify the state is correct before navigating away.
EXPECT_THAT(builder.HistoryPolicies(), Pointee(Eq(ByRef(root_policies))));
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), PublicUrl()));
// Now that the FrameNavigationEntry is non-current, verify that it still has
// the builder.
EXPECT_NE(entry, GetLastCommittedFrameNavigationEntry());
NavigationPolicyContainerBuilder builder2(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr, entry);
EXPECT_THAT(builder2.HistoryPolicies(), Pointee(Eq(ByRef(root_policies))));
}
// Verifies that CreatePolicyContainerForBlink() returns a policy container
// containing a copy of the builder's final policies.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
CreatePolicyContainerForBlink) {
NavigationPolicyContainerBuilder builder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr, nullptr);
builder.SetIPAddressSpace(network::mojom::IPAddressSpace::kPublic);
builder.ComputePolicies(GURL(), false, network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
// This must be called on a task runner, hence the need for this test to be
// a browser test and not a simple unit test.
blink::mojom::PolicyContainerPtr container =
builder.CreatePolicyContainerForBlink();
ASSERT_FALSE(container.is_null());
ASSERT_FALSE(container->policies.is_null());
const blink::mojom::PolicyContainerPolicies& policies = *container->policies;
EXPECT_EQ(policies.referrer_policy, builder.FinalPolicies().referrer_policy);
}
// Verifies that when the URL of the document to commit is `about:blank`, and
// when a navigation entry with policies is given, then the navigation
// initiator's policies are ignored in favor of the policies from the entry.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
FinalPoliciesAboutBlankWithInitiatorAndHistory) {
RenderFrameHostImpl* root = root_frame_host();
// First navigate to a local scheme with non-default policies. To do that, we
// first navigate to a document with a public address space, then have that
// document navigate itself to `about:blank`. The final blank document
// inherits its policies from the first document, and stores them in its frame
// navigation entry for restoring later.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), PublicUrl()));
EXPECT_TRUE(NavigateToURLFromRenderer(root, AboutBlankUrl()));
PolicyContainerPolicies initiator_policies;
initiator_policies.ip_address_space = network::mojom::IPAddressSpace::kLocal;
// Force implicit conversion from LocalFrameToken to UnguessableToken.
blink::LocalFrameToken token = root->GetFrameToken();
auto initiator_host =
base::MakeRefCounted<PolicyContainerHost>(std::move(initiator_policies));
root->SetPolicyContainerHost(initiator_host);
mojo::PendingRemote<blink::mojom::NavigationStateKeepAliveHandle>
keep_alive_receiver;
root->IssueKeepAliveHandle(
keep_alive_receiver.InitWithNewPipeAndPassReceiver());
NavigationPolicyContainerBuilder builder(
nullptr, &token, kInvalidChildProcessUniqueId,
root->GetStoragePartition(), GetLastCommittedFrameNavigationEntry());
EXPECT_NE(*builder.HistoryPolicies(), *builder.InitiatorPolicies());
PolicyContainerPolicies history_policies = builder.HistoryPolicies()->Clone();
// Deliver a Content Security Policy via `AddContentSecurityPolicy`. This
// policy should not be incorporated in the final policies, since the builder
// is using the history policies.
builder.AddContentSecurityPolicy(MakeTestCSP());
builder.ComputePolicies(AboutBlankUrl(), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(), history_policies);
}
// Verifies that when the URL of the document to commit is `about:srcdoc`, and
// when a navigation entry with policies is given, then the parent's policies
// are ignored in favor of the policies from the entry.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
FinalPoliciesAboutSrcDocWithParentAndHistory) {
// First navigate to a local scheme with non-default policies. To do that, we
// first navigate to a document with a public address space, then have that
// document navigate itself to `about:blank`. The final blank document
// inherits its policies from the first document, and stores them in its
// frame navigation entry for restoring later.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), PublicUrl()));
EXPECT_TRUE(NavigateToURLFromRenderer(root_frame_host(), AboutBlankUrl()));
RenderFrameHostImpl* root = root_frame_host();
// Embed another frame with different policies, to use as the "parent".
std::string script_template = R"(
new Promise((resolve) => {
const iframe = document.createElement("iframe");
iframe.src = $1;
iframe.onload = () => { resolve(true); }
document.body.appendChild(iframe);
})
)";
EXPECT_EQ(true, EvalJs(root, JsReplace(script_template, LocalUrl())));
RenderFrameHostImpl* parent = root->child_at(0)->current_frame_host();
NavigationPolicyContainerBuilder builder(
parent, nullptr, kInvalidChildProcessUniqueId, nullptr,
GetLastCommittedFrameNavigationEntry());
EXPECT_NE(*builder.HistoryPolicies(), *builder.ParentPolicies());
PolicyContainerPolicies history_policies = builder.HistoryPolicies()->Clone();
// Deliver a Content Security Policy via `AddContentSecurityPolicy`. This
// policy should not be incorporated in the final policies, since the builder
// is using the history policies.
builder.AddContentSecurityPolicy(MakeTestCSP());
builder.ComputePolicies(AboutSrcdocUrl(), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(), history_policies);
}
// Verifies that history policies are ignored in the case of error pages.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
FinalPoliciesErrorPageWithHistory) {
// First navigate to a local scheme with non-default policies. To do that, we
// first navigate to a document with a public address space, then have that
// document navigate itself to `about:blank`. The final blank document
// inherits its policies from the first document, and stores them in its
// frame navigation entry for restoring later.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), PublicUrl()));
EXPECT_TRUE(NavigateToURLFromRenderer(root_frame_host(), AboutBlankUrl()));
NavigationPolicyContainerBuilder builder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr,
GetLastCommittedFrameNavigationEntry());
builder.ComputePoliciesForError();
// Error pages commit with default policies, ignoring the history policies.
EXPECT_EQ(builder.FinalPolicies(), PolicyContainerPolicies());
}
// After |ComputePolicies()| or |ComputePoliciesForError()|, the history
// policies are still accessible.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
AccessHistoryAfterComputingPolicies) {
// First navigate to a local scheme with non-default policies. To do that, we
// first navigate to a document with a public address space, then have that
// document navigate itself to `about:blank`. The final blank document
// inherits its policies from the first document, and stores them in its
// frame navigation entry for restoring later.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), PublicUrl()));
EXPECT_TRUE(NavigateToURLFromRenderer(root_frame_host(), AboutBlankUrl()));
NavigationPolicyContainerBuilder builder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr,
GetLastCommittedFrameNavigationEntry());
PolicyContainerPolicies history_policies = builder.HistoryPolicies()->Clone();
builder.ComputePolicies(AboutBlankUrl(), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_THAT(builder.HistoryPolicies(), Pointee(Eq(ByRef(history_policies))));
builder.ComputePoliciesForError();
EXPECT_THAT(builder.HistoryPolicies(), Pointee(Eq(ByRef(history_policies))));
}
// Verifies that history policies from a reused navigation entry aren't used for
// non-local navigations.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
NoHistoryPoliciesInheritedForNonLocalUrlsOnReload) {
// Navigate to some non-local url first.
WebContents* tab = shell()->web_contents();
EXPECT_TRUE(NavigateToURL(tab, PublicUrl()));
EXPECT_EQ(PublicUrl(), tab->GetLastCommittedURL());
// Navigate by doing a client-redirect (through renderer-initiated
// replacement) to about:blank to put policies to navigation entry.
TestNavigationObserver navigation_observer(shell()->web_contents());
EXPECT_TRUE(
ExecJs(root_frame_host(), "window.location.replace('about:blank');"));
navigation_observer.WaitForNavigationFinished();
EXPECT_EQ(AboutBlankUrl(), tab->GetLastCommittedURL());
// Now reload to original url and ensure that history entry policies stored
// earlier aren't applied to non-local URL (no DCHECK triggered).
TestNavigationObserver observer(tab, /*expected_number_of_navigations=*/1);
tab->GetController().LoadOriginalRequestURL();
observer.Wait(); // No DCHECK expected.
EXPECT_EQ(PublicUrl(), tab->GetLastCommittedURL());
}
// Verifies that history policies from a restored navigation entry are
// overwritten if the policies have changed.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
NoHistoryPoliciesInheritedForNetworkUrlsOnBack) {
DisableBackForwardCacheForTesting(shell()->web_contents(),
BackForwardCache::TEST_REQUIRES_NO_CACHING);
// Start by navigating to a network URL with one policy.
WebContents* tab = shell()->web_contents();
EXPECT_TRUE(NavigateToURL(tab, PublicUrl()));
EXPECT_EQ(PublicUrl(), tab->GetLastCommittedURL());
// Use replaceState() to change to a same-origin URL with a different policy
// (which happens to be no policy for LocalUrl()).
TestNavigationObserver navigation_observer(shell()->web_contents());
EXPECT_TRUE(
ExecJs(root_frame_host(),
base::StringPrintf("window.history.replaceState('', null, '%s');",
LocalUrl().spec().data())));
navigation_observer.WaitForNavigationFinished();
EXPECT_EQ(LocalUrl(), tab->GetLastCommittedURL());
// Because we changed the url via replaceState rather than actually
// navigating to LocalUrl(), it shouldn't have modified any policies.
EXPECT_FALSE(
GetPolicies(root_frame_host()).content_security_policies.empty());
FrameNavigationEntry* entry = GetLastCommittedFrameNavigationEntry();
EXPECT_FALSE(
entry->policy_container_policies()->content_security_policies.empty());
// Navigate away, then back to LocalUrl().
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), AboutBlankUrl()));
EXPECT_TRUE(HistoryGoBack(shell()->web_contents()));
// This time we actually loaded LocalUrl(). We should use its (non-existent)
// content security policies and updated the policies on the
// FrameNavigationEntry, rather than restoring the previous set from the FNE.
EXPECT_EQ(entry, GetLastCommittedFrameNavigationEntry());
EXPECT_TRUE(
entry->policy_container_policies()->content_security_policies.empty());
EXPECT_TRUE(GetPolicies(root_frame_host()).content_security_policies.empty());
}
// Verifies that the history policies are preserved on
// ResetForCrossDocumentRestart.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
ResetForCrossDocumentRestartHistoryPolicies) {
RenderFrameHostImpl* root = root_frame_host();
// First navigate to a local scheme with non-default policies. To do that, we
// first navigate to a document with a public address space, then have that
// document navigate itself to `about:blank`. The final blank document
// inherits its policies from the first document, and stores them in its frame
// navigation entry for restoring later.
EXPECT_TRUE(NavigateToURL(shell()->web_contents(), PublicUrl()));
EXPECT_TRUE(NavigateToURLFromRenderer(root, AboutBlankUrl()));
NavigationPolicyContainerBuilder builder(
nullptr, nullptr, kInvalidChildProcessUniqueId, nullptr,
GetLastCommittedFrameNavigationEntry());
PolicyContainerPolicies history_policies = builder.HistoryPolicies()->Clone();
builder.ComputePolicies(GURL("http://foo.test"), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(), PolicyContainerPolicies());
builder.ResetForCrossDocumentRestart();
EXPECT_THAT(builder.HistoryPolicies(), Pointee(Eq(ByRef(history_policies))));
builder.ComputePolicies(AboutBlankUrl(), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(), history_policies);
}
// It would be nice to verify that when given a wrong token, the builder just
// ignores it and InitiatorPolicies() returns nullptr. However that path is
// guarded by a DCHECK() so we cannot test it.
// Verifies that SetInitiator() copies the policies of the policy container host
// associated to the given frame token, or resets those policies when given
// nullptr.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
InitiatorPoliciesWithInitiator) {
RenderFrameHostImpl* initiator = root_frame_host();
PolicyContainerPolicies initiator_policies =
initiator->policy_container_host()->policies().Clone();
// Force implicit conversion from LocalFrameToken to UnguessableToken.
const blink::LocalFrameToken& token = initiator->GetFrameToken();
NavigationPolicyContainerBuilder builder(nullptr, &token,
initiator->GetProcess()->GetID(),
root_storage_partition(), nullptr);
EXPECT_THAT(builder.InitiatorPolicies(),
Pointee(Eq(ByRef(initiator_policies))));
}
// Verifies that when the URL of the document to commit is `about:blank`, the
// builder's final policies are copied from the initiator.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
FinalPoliciesAboutBlankWithInitiator) {
RenderFrameHostImpl* initiator = root_frame_host();
const PolicyContainerPolicies& initiator_policies =
initiator->policy_container_host()->policies();
// Force implicit conversion from LocalFrameToken to UnguessableToken.
const blink::LocalFrameToken& token = initiator->GetFrameToken();
NavigationPolicyContainerBuilder builder(nullptr, &token,
initiator->GetProcess()->GetID(),
root_storage_partition(), nullptr);
builder.ComputePolicies(AboutBlankUrl(), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(), initiator_policies);
}
// Verifies that when the URL of the document to commit is `blob:.*`, the
// builder's final policies are copied from the initiator.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
FinalPoliciesBlobWithInitiator) {
RenderFrameHostImpl* initiator = root_frame_host();
PolicyContainerPolicies initiator_policies =
initiator->policy_container_host()->policies().Clone();
// Force implicit conversion from LocalFrameToken to UnguessableToken.
const blink::LocalFrameToken& token = initiator->GetFrameToken();
NavigationPolicyContainerBuilder builder(nullptr, &token,
initiator->GetProcess()->GetID(),
root_storage_partition(), nullptr);
builder.ComputePolicies(
GURL("blob:https://example.com/016ece86-b7f9-4b07-88c2-a0e36b7f1dd6"),
false, network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(), initiator_policies);
}
// Verifies that when the URL of the document to commit is `about:blank`, the
// builder's final policies are copied from the initiator, and additional
// delivered policies are merged.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
FinalPoliciesAboutBlankWithInitiatorAndAdditionalCSP) {
RenderFrameHostImpl* initiator = root_frame_host();
PolicyContainerPolicies initiator_policies =
initiator->policy_container_host()->policies().Clone();
// Force implicit conversion from LocalFrameToken to UnguessableToken.
const blink::LocalFrameToken& token = initiator->GetFrameToken();
NavigationPolicyContainerBuilder builder(nullptr, &token,
initiator->GetProcess()->GetID(),
root_storage_partition(), nullptr);
// Add some CSP.
network::mojom::ContentSecurityPolicyPtr test_csp = MakeTestCSP();
builder.AddContentSecurityPolicy(test_csp.Clone());
builder.ComputePolicies(AboutBlankUrl(), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
initiator_policies.content_security_policies.push_back(std::move(test_csp));
EXPECT_EQ(builder.FinalPolicies(), initiator_policies);
}
// After ComputePolicies() or ComputePoliciesForError(), the initiator policies
// are still accessible.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
AccessInitiatorAfterComputingPolicies) {
RenderFrameHostImpl* initiator = root_frame_host();
const PolicyContainerPolicies& initiator_policies =
initiator->policy_container_host()->policies();
// Force implicit conversion from LocalFrameToken to UnguessableToken.
const blink::LocalFrameToken& token = initiator->GetFrameToken();
NavigationPolicyContainerBuilder builder(nullptr, &token,
initiator->GetProcess()->GetID(),
root_storage_partition(), nullptr);
EXPECT_THAT(builder.InitiatorPolicies(),
Pointee(Eq(ByRef(initiator_policies))));
builder.ComputePolicies(GURL("https://foo.test"), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_THAT(builder.InitiatorPolicies(),
Pointee(Eq(ByRef(initiator_policies))));
builder.ComputePoliciesForError();
EXPECT_THAT(builder.InitiatorPolicies(),
Pointee(Eq(ByRef(initiator_policies))));
}
// Verifies that the initiator policies are preserved on
// ResetForCrossDocumentRestart.
IN_PROC_BROWSER_TEST_F(NavigationPolicyContainerBuilderBrowserTest,
ResetForCrossDocumentRestartInitiatorPolicies) {
RenderFrameHostImpl* initiator = root_frame_host();
// Force implicit conversion from LocalFrameToken to UnguessableToken.
const blink::LocalFrameToken& token = initiator->GetFrameToken();
NavigationPolicyContainerBuilder builder(nullptr, &token,
initiator->GetProcess()->GetID(),
root_storage_partition(), nullptr);
builder.ComputePolicies(GURL("https://foo.test"), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(), PolicyContainerPolicies());
builder.ResetForCrossDocumentRestart();
EXPECT_THAT(
builder.InitiatorPolicies(),
Pointee(Eq(ByRef(initiator->policy_container_host()->policies()))));
builder.ComputePolicies(AboutBlankUrl(), false,
network::mojom::WebSandboxFlags::kNone,
/*is_credentialless=*/false);
EXPECT_EQ(builder.FinalPolicies(),
initiator->policy_container_host()->policies());
}
} // namespace content