Add sanbdoxed_pages to allow extension/app pages to be served in a sandboxed, unique origin

chrome/common/extensions/csp_validator_unittest.cc

Index: chrome/common/extensions/csp_validator_unittest.cc
diff --git a/chrome/common/extensions/csp_validator_unittest.cc b/chrome/common/extensions/csp_validator_unittest.cc
index 5b9bfbeb5d99b9420f50c1feb4c485c46c293621..33c3deb164e650095f0608b9457318793b514fa1 100644
--- a/chrome/common/extensions/csp_validator_unittest.cc
+++ b/chrome/common/extensions/csp_validator_unittest.cc
@@ -7,6 +7,8 @@
 
 using extensions::csp_validator::ContentSecurityPolicyIsLegal;
 using extensions::csp_validator::ContentSecurityPolicyIsSecure;
+using extensions::csp_validator::ContentSecurityPolicyIsSandboxed;
+using extensions::Extension;
 
 TEST(ExtensionCSPValidator, IsLegal) {
   EXPECT_TRUE(ContentSecurityPolicyIsLegal("foo"));
@@ -75,3 +77,34 @@ TEST(ExtensionCSPValidator, IsSecure) {
   EXPECT_TRUE(ContentSecurityPolicyIsSecure(
       "default-src 'self' https://*.google.com"));
 }
+
+TEST(ExtensionCSPValidator, IsSandboxed) {
+  EXPECT_FALSE(ContentSecurityPolicyIsSandboxed("", Extension::TYPE_EXTENSION));
+  EXPECT_FALSE(ContentSecurityPolicyIsSandboxed(
+      "img-src https://google.com", Extension::TYPE_EXTENSION));
+
+  // Sandbox directive is required.
+  EXPECT_TRUE(ContentSecurityPolicyIsSandboxed(
+      "sandbox", Extension::TYPE_EXTENSION));
+
+  // Additional sandbox tokens are OK.
+  EXPECT_TRUE(ContentSecurityPolicyIsSandboxed(
+      "sandbox allow-scripts", Extension::TYPE_EXTENSION));
+  // Except for allow-same-origin.
+  EXPECT_FALSE(ContentSecurityPolicyIsSandboxed(
+      "sandbox allow-same-origin", Extension::TYPE_EXTENSION));
+
+  // Additional directives are OK.
+  EXPECT_TRUE(ContentSecurityPolicyIsSandboxed(
+      "sandbox; img-src https://google.com", Extension::TYPE_EXTENSION));
+
+  // Extensions allow navigation and popups, platform apps don't.
+  EXPECT_TRUE(ContentSecurityPolicyIsSandboxed(
+      "sandbox allow-top-navigation", Extension::TYPE_EXTENSION));
+  EXPECT_FALSE(ContentSecurityPolicyIsSandboxed(
+      "sandbox allow-top-navigation", Extension::TYPE_PLATFORM_APP));
+  EXPECT_TRUE(ContentSecurityPolicyIsSandboxed(
+      "sandbox allow-popups", Extension::TYPE_EXTENSION));
+  EXPECT_FALSE(ContentSecurityPolicyIsSandboxed(
+      "sandbox allow-popups", Extension::TYPE_PLATFORM_APP));
+}