mediaview: Implement ArcDocumentsProviderRoot.

chrome/browser/chromeos/arc/fileapi/arc_documents_provider_document_unittest.cc

Index: chrome/browser/chromeos/arc/fileapi/arc_documents_provider_document_unittest.cc
diff --git a/chrome/browser/chromeos/arc/fileapi/arc_documents_provider_document_unittest.cc b/chrome/browser/chromeos/arc/fileapi/arc_documents_provider_document_unittest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..61a51f08cd9dfd4d8239f38915b266f126cef115
--- /dev/null
+++ b/chrome/browser/chromeos/arc/fileapi/arc_documents_provider_document_unittest.cc
@@ -0,0 +1,216 @@
+// Copyright 2016 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 <string>
+#include <vector>
+
+#include "base/files/file_path.h"
+#include "base/macros.h"
+#include "base/strings/stringprintf.h"
+#include "chrome/browser/chromeos/arc/fileapi/arc_documents_provider_document.h"
+#include "chrome/browser/chromeos/arc/fileapi/arc_documents_provider_util.h"
+#include "components/arc/common/file_system.mojom.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "url/gurl.h"
+
+namespace arc {
+
+namespace {
+
+class ArcDocumentsProviderDocumentTest : public testing::Test {
+ public:
+  ArcDocumentsProviderDocumentTest() = default;
+  ~ArcDocumentsProviderDocumentTest() override = default;
+
+  void SetUp() override {
+    root_directory_.reset(new ArcDocumentsProviderDocument("root", true));
+    EXPECT_EQ("root", root_directory_->document_id());
+    EXPECT_TRUE(root_directory_->is_directory());
+  }
+
+ protected:
+  std::unique_ptr<ArcDocumentsProviderDocument> root_directory_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(ArcDocumentsProviderDocumentTest);
+};
+
+mojom::DocumentPtr MakeDocument(const std::string& document_id,
+                                const std::string& display_name,
+                                std::string mime_type) {
+  mojom::DocumentPtr document = mojom::Document::New();
+  document->document_id = document_id;
+  document->display_name = display_name;
+  document->mime_type = mime_type;
+  return document;
+}
+
+std::string DocumentTreeToDebugString(ArcDocumentsProviderDocument* document,
+                                      int indent_level = 0) {
+  const std::string indent(indent_level, ' ');
+  std::string text =
+      base::StringPrintf("(id=%s, dir=%s)\n", document->document_id().c_str(),
+                         document->is_directory() ? "true" : "false");
+  if (document->is_directory()) {
+    for (const auto& pair : document->children()) {
+      text += base::StringPrintf(
+          "%s- %s %s", indent.c_str(), pair.first.c_str(),
+          DocumentTreeToDebugString(pair.second.get(), indent_level + 2)
+              .c_str());
+    }
+  }
+  return text;
+}
+
+}  // namespace
+
+TEST_F(ArcDocumentsProviderDocumentTest, Basic) {
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(
+        MakeDocument("pet-id", "pet", kAndroidDirectoryMimeType));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- pet (id=pet-id, dir=true)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+
+  ArcDocumentsProviderDocument* pet =
+      root_directory_->Lookup(base::FilePath(FILE_PATH_LITERAL("pet")));
+  ASSERT_TRUE(pet);
+
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(MakeDocument("cat-id", "cat.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("dog-id", "dog.mp3", "audio/mp3"));
+    pet->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- pet (id=pet-id, dir=true)\n"
+      "  - cat.jpg (id=cat-id, dir=false)\n"
+      "  - dog.mp3 (id=dog-id, dir=false)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+
+  EXPECT_TRUE(root_directory_->Lookup(
+      base::FilePath(FILE_PATH_LITERAL("pet/cat.jpg"))));
+  EXPECT_TRUE(root_directory_->Lookup(
+      base::FilePath(FILE_PATH_LITERAL("pet/dog.mp3"))));
+}
+
+TEST_F(ArcDocumentsProviderDocumentTest, ReplaceSlash) {
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(MakeDocument("test", "\\^o^/.jpg", "image/jpeg"));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- \\^o^_.jpg (id=test, dir=false)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+}
+
+TEST_F(ArcDocumentsProviderDocumentTest, ReplaceDots) {
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(
+        MakeDocument("dot1", ".", kAndroidDirectoryMimeType));
+    documents.emplace_back(
+        MakeDocument("dot2", "..", kAndroidDirectoryMimeType));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- dot (id=dot1, dir=true)\n"
+      "- dotdot (id=dot2, dir=true)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+}
+
+TEST_F(ArcDocumentsProviderDocumentTest, AppendExtension) {
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(MakeDocument("cow", "cow.bin", "image/jpeg"));
+    documents.emplace_back(MakeDocument("rat", "rat.bin", "image/x-unknown"));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- cow.bin.jpg (id=cow, dir=false)\n"
+      "- rat.bin (id=rat, dir=false)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+}
+
+TEST_F(ArcDocumentsProviderDocumentTest, DuplicatedNames) {
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(MakeDocument("fox1", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox2", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox3", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox4", "fox 2.jpg", "image/jpeg"));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- fox 1.jpg (id=fox2, dir=false)\n"
+      "- fox 2.jpg (id=fox4, dir=false)\n"
+      "- fox 3.jpg (id=fox3, dir=false)\n"
+      "- fox.jpg (id=fox1, dir=false)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+}
+
+TEST_F(ArcDocumentsProviderDocumentTest, KeepMapping) {
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(MakeDocument("fox1", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox2", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox3", "fox.jpg", "image/jpeg"));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- fox 1.jpg (id=fox2, dir=false)\n"
+      "- fox 2.jpg (id=fox3, dir=false)\n"
+      "- fox.jpg (id=fox1, dir=false)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(MakeDocument("fox2", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox3", "fox.jpg", "image/jpeg"));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- fox 1.jpg (id=fox2, dir=false)\n"
+      "- fox 2.jpg (id=fox3, dir=false)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+
+  {
+    std::vector<mojom::DocumentPtr> documents;
+    documents.emplace_back(MakeDocument("fox2", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox3", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox4", "fox.jpg", "image/jpeg"));
+    documents.emplace_back(MakeDocument("fox5", "fox.jpg", "image/jpeg"));
+    root_directory_->UpdateWithChildDocuments(documents);
+  }
+
+  EXPECT_EQ(
+      "(id=root, dir=true)\n"
+      "- fox 1.jpg (id=fox2, dir=false)\n"
+      "- fox 2.jpg (id=fox3, dir=false)\n"
+      "- fox 3.jpg (id=fox5, dir=false)\n"
+      "- fox.jpg (id=fox4, dir=false)\n",
+      DocumentTreeToDebugString(root_directory_.get()));
+}
+
+}  // namespace arc