Introduce a parse for digital asset links.

components/password_manager/core/browser/site_affiliation/asset_link_data_unittest.cc

Index: components/password_manager/core/browser/site_affiliation/asset_link_data_unittest.cc
diff --git a/components/password_manager/core/browser/site_affiliation/asset_link_data_unittest.cc b/components/password_manager/core/browser/site_affiliation/asset_link_data_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..2a8ca78762067aa34d3d9adfcd99fa825e4a5fb7
--- /dev/null
+++ b/components/password_manager/core/browser/site_affiliation/asset_link_data_unittest.cc
@@ -0,0 +1,226 @@
+// Copyright 2017 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 <components/password_manager/core/browser/site_affiliation/asset_link_data.h>
+
+#include "testing/gmock/include/gmock/gmock.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace password_manager {
+namespace {
+
+using ::testing::IsEmpty;
+using ::testing::ElementsAre;
+using ::testing::UnorderedElementsAre;
+
+TEST(AssetLinkData, NonJSON) {
+  constexpr char json[] = u8R"([trash])";
+  AssetLinkData data;
+  EXPECT_FALSE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, NotList) {
+  constexpr char json[] =
+      u8R"({
+      "include": "https://example/.well-known/assetlinks.json"
+  })";
+  AssetLinkData data;
+  EXPECT_FALSE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, IncludeWrongValue) {
+  constexpr char json[] =
+      u8R"([{
+      "include": 24
+  }])";
+  AssetLinkData data;
+  EXPECT_FALSE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, IncludeFile) {
+  constexpr char json[] =
+      u8R"([{
+      "include": "https://example/.well-known/assetlinks.json"
+  }])";
+  AssetLinkData data;
+  EXPECT_TRUE(data.Parse(json));
+  EXPECT_THAT(data.includes(),
+              ElementsAre(GURL("https://example/.well-known/assetlinks.json")));
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, IncludeHTTPFile) {
+  constexpr char json[] =
+      u8R"([{
+      "include": "http://example/.well-known/assetlinks.json"
+  }])";
+  AssetLinkData data;
+  EXPECT_TRUE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, IncludeInvalidFile) {
+  constexpr char json[] =
+      u8R"([{
+      "include": "www.example/assetlinks.json"
+  }])";
+  AssetLinkData data;
+  data.Parse(json);
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, HandleURLsPermission) {
+  constexpr char json[] =
+      u8R"([{
+  "relation": ["delegate_permission/common.handle_all_urls"],
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.com"
+  }
+  },{
+  "relation": ["delegate_permission/common.handle_all_urls"],
+  "target": {
+    "namespace": "android_app",
+    "package_name": "org.digitalassetlinks.sampleapp",
+    "sha256_cert_fingerprints": ["10:39:38:EE:45:37:E5:9E:8E:E7:92:F6"]
+  }
+  }])";
+  AssetLinkData data;
+  EXPECT_TRUE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, BrokenRelation) {
+  constexpr char json[] =
+      u8R"([{
+  "relation": "delegate_permission/common.get_login_creds",
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.com"
+  }
+  }])";
+  AssetLinkData data;
+  EXPECT_FALSE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), IsEmpty());
+}
+
+TEST(AssetLinkData, GetLoginCredsPermission) {
+  constexpr char json[] =
+      u8R"([{
+  "relation": ["delegate_permission/common.get_login_creds"],
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.com"
+  }
+  },{
+  "relation": ["delegate_permission/common.get_login_creds"],
+  "target": {
+    "namespace": "android_app",
+    "package_name": "org.digitalassetlinks.sampleapp",
+    "sha256_cert_fingerprints": ["10:39:38:EE:45:37:E5:9E:8E:E7:92:F6"]
+  }
+  },{
+  "relation": ["delegate_permission/common.get_login_creds"],
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.ru"
+  }
+  },{
+  "relation": ["delegate_permission/common.get_login_creds"],
+  "target": {
+    "namespace": "web",
+    "site": "http://example.com"
+  }
+  }
+  ])";
+  AssetLinkData data;
+  EXPECT_TRUE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(),
+              UnorderedElementsAre(GURL("https://www.google.com"),
+                                   GURL("https://www.google.ru")));
+}
+
+TEST(AssetLinkData, MultiplePermissions) {
+  constexpr char json[] =
+      u8R"([{
+  "relation": ["something","delegate_permission/common.get_login_creds"],
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.com"
+  }
+  },{
+  "relation": ["delegate_permission/common.get_login_creds",
+               "delegate_permission/common.handle_all_urls"],
+  "target": {
+    "namespace": "android_app",
+    "package_name": "org.digitalassetlinks.sampleapp",
+    "sha256_cert_fingerprints": ["10:39:38:EE:45:37:E5:9E:8E:E7:92:F6"]
+  }
+  },{
+  "relation": ["delegate_permission/common.get_login_creds", "something"],
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.ru"
+  }
+  },{
+  "relation": ["trash"],
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.de"
+  }
+  }
+  ])";
+  AssetLinkData data;
+  EXPECT_TRUE(data.Parse(json));
+  EXPECT_THAT(data.includes(), IsEmpty());
+  EXPECT_THAT(data.targets(), ElementsAre(GURL("https://www.google.com"),
+                                          GURL("https://www.google.ru")));
+}
+
+TEST(AssetLinkData, MixedStatements) {
+  constexpr char json[] =
+      u8R"([{
+  "relation": ["delegate_permission/common.get_login_creds"],
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.com"
+  }
+  },{
+  "relation": ["unknown", "unknown"],
+  "target": {
+    "key": "value",
+    "key2": 12
+  }
+  },{
+  "include": "https://go/assetlinks.json"
+  },{
+  "relation": ["delegate_permission/common.get_login_creds"],
+  "key": 1234,
+  "target": {
+    "namespace": "web",
+    "site": "https://www.google.de",
+    "key": "additional_value"
+  }
+  }
+  ])";
+  AssetLinkData data;
+  EXPECT_TRUE(data.Parse(json));
+  EXPECT_THAT(data.includes(), ElementsAre(GURL("https://go/assetlinks.json")));
+  EXPECT_THAT(data.targets(), ElementsAre(GURL("https://www.google.com"),
+                                          GURL("https://www.google.de")));
+}
+
+}  // namespace
+}  // namespace password_manager