Rename mount

native_client_sdk/src/libraries/nacl_mounts_test/mount_node_test.cc

-/* Copyright (c) 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.
- */
-
-#include <errno.h>
-#include <fcntl.h>
-
-#include "nacl_mounts/kernel_proxy.h"
-#include "nacl_mounts/mount_node.h"
-#include "nacl_mounts/mount_node_dir.h"
-#include "nacl_mounts/mount_node_mem.h"
-#include "nacl_mounts/osdirent.h"
-
-#include "gtest/gtest.h"
-
-#define NULL_NODE ((MountNode *) NULL)
-
-static int s_AllocNum = 0;
-
-class MockMemory : public MountNodeMem {
- public:
-  MockMemory() : MountNodeMem(NULL) {
-    s_AllocNum++;
-  }
-
-  ~MockMemory() {
-    s_AllocNum--;
-  }
-
-  bool Init(int mode) {
-    return MountNodeMem::Init(mode);
-  }
-  int AddChild(const std::string& name, MountNode *node) {
-    return MountNodeMem::AddChild(name, node);
-  }
-  int RemoveChild(const std::string& name) {
-    return MountNodeMem::RemoveChild(name);
-  }
-  MountNode* FindChild(const std::string& name) {
-    return MountNodeMem::FindChild(name);
-  }
-  void Link() { MountNodeMem::Link(); }
-  void Unlink() { MountNodeMem::Unlink(); }
-
- protected:
-  using MountNodeMem::Init;
-};
-
-class MockDir : public MountNodeDir {
- public:
-  MockDir() : MountNodeDir(NULL) {
-    s_AllocNum++;
-  }
-
-  ~MockDir() {
-    s_AllocNum--;
-  }
-
-  bool Init(int mode) {
-    return MountNodeDir::Init(mode);
-  }
-  int AddChild(const std::string& name, MountNode *node) {
-    return MountNodeDir::AddChild(name, node);
-  }
-  int RemoveChild(const std::string& name) {
-    return MountNodeDir::RemoveChild(name);
-  }
-  MountNode* FindChild(const std::string& name) {
-    return MountNodeDir::FindChild(name);
-  }
-  void Link() { MountNodeDir::Link(); }
-  void Unlink() { MountNodeDir::Unlink(); }
-
- protected:
-  using MountNodeDir::Init;
-};
-
-TEST(MountNodeTest, File) {
-  MockMemory *file = new MockMemory;
-
-  EXPECT_TRUE(file->Init(S_IREAD | S_IWRITE));
-
-  // Test properties
-  EXPECT_EQ(0, file->GetLinks());
-  EXPECT_EQ(S_IREAD | S_IWRITE, file->GetMode());
-  EXPECT_EQ(S_IFREG, file->GetType());
-  EXPECT_FALSE(file->IsaDir());
-  EXPECT_TRUE(file->IsaFile());
-  EXPECT_FALSE(file->IsaTTY());
-  EXPECT_EQ(1, file->RefCount());
-
-  // Test IO
-  char buf1[1024];
-  char buf2[1024 * 2];
-  for (size_t a = 0; a < sizeof(buf1); a++)
-    buf1[a] = a;
-  memset(buf2, 0, sizeof(buf2));
-
-  EXPECT_EQ(0, file->GetSize());
-  EXPECT_EQ(0, file->Read(0, buf2, sizeof(buf2)));
-  EXPECT_EQ(0, file->GetSize());
-  EXPECT_EQ(sizeof(buf1), file->Write(0, buf1, sizeof(buf1)));
-  EXPECT_EQ(sizeof(buf1), file->GetSize());
-  EXPECT_EQ(sizeof(buf1), file->Read(0, buf2, sizeof(buf2)));
-  EXPECT_EQ(0, memcmp(buf1, buf2, sizeof(buf1)));
-
-  struct stat s;
-  EXPECT_EQ(0, file->GetStat(&s));
-  EXPECT_EQ(sizeof(buf1), s.st_size);
-
-  // Directory operations should fail
-  struct dirent d;
-  EXPECT_EQ(-1, file->GetDents(0, &d, sizeof(d)));
-  EXPECT_EQ(errno, ENOTDIR);
-  EXPECT_EQ(-1, file->AddChild("", file));
-  EXPECT_EQ(errno, ENOTDIR);
-  EXPECT_EQ(-1, file->RemoveChild(""));
-  EXPECT_EQ(errno, ENOTDIR);
-  EXPECT_EQ(NULL_NODE, file->FindChild(""));
-  EXPECT_EQ(errno, ENOTDIR);
-
-  delete file;
-}
-
-TEST(MountNodeTest, Directory) {
-  MockDir *root = new MockDir();
-  root->Init(S_IREAD | S_IWRITE);
-
-  // Test properties
-  EXPECT_EQ(0, root->GetLinks());
-  EXPECT_EQ(S_IREAD | S_IWRITE, root->GetMode());
-  EXPECT_EQ(S_IFDIR, root->GetType());
-  EXPECT_TRUE(root->IsaDir());
-  EXPECT_FALSE(root->IsaFile());
-  EXPECT_FALSE(root->IsaTTY());
-  EXPECT_EQ(1, root->RefCount());
-
-  // IO operations should fail
-  char buf1[1024];
-  EXPECT_EQ(0, root->GetSize());
-  EXPECT_EQ(-1, root->Read(0, buf1, sizeof(buf1)));
-  EXPECT_EQ(errno, EISDIR);
-  EXPECT_EQ(-1, root->Write(0, buf1, sizeof(buf1)));
-  EXPECT_EQ(errno, EISDIR);
-
-  // Test directory operations
-  MockMemory* file = new MockMemory;
-  EXPECT_TRUE(file->Init(S_IREAD | S_IWRITE));
-
-  EXPECT_EQ(1, root->RefCount());
-  EXPECT_EQ(1, file->RefCount());
-  EXPECT_EQ(0, root->AddChild("F1", file));
-  EXPECT_EQ(1, file->GetLinks());
-  EXPECT_EQ(2, file->RefCount());
-
-  // Test that the directory is there
-  struct dirent d;
-  EXPECT_EQ(sizeof(d), root->GetDents(0, &d, sizeof(d)));
-  EXPECT_EQ(0, strcmp("F1", d.d_name));
-  EXPECT_EQ(0, root->GetDents(sizeof(d), &d, sizeof(d)));
-
-  EXPECT_EQ(0, root->AddChild("F2", file));
-  EXPECT_EQ(2, file->GetLinks());
-  EXPECT_EQ(3, file->RefCount());
-  EXPECT_EQ(-1, root->AddChild("F1", file));
-  EXPECT_EQ(EEXIST, errno);
-  EXPECT_EQ(2, file->GetLinks());
-
-  EXPECT_EQ(2, s_AllocNum);
-  EXPECT_NE(NULL_NODE, root->FindChild("F1"));
-  EXPECT_NE(NULL_NODE, root->FindChild("F2"));
-  EXPECT_EQ(NULL_NODE, root->FindChild("F3"));
-  EXPECT_EQ(errno, ENOENT);
-
-  EXPECT_EQ(2, s_AllocNum);
-  EXPECT_EQ(0, root->RemoveChild("F1"));
-  EXPECT_EQ(1, file->GetLinks());
-  EXPECT_EQ(2, file->RefCount());
-  EXPECT_EQ(0, root->RemoveChild("F2"));
-  EXPECT_EQ(0, file->GetLinks());
-  EXPECT_EQ(1, file->RefCount());
-  EXPECT_EQ(2, s_AllocNum);
-
-  file->Release();
-  EXPECT_EQ(1, s_AllocNum);
-  root->Release();
-  EXPECT_EQ(0, s_AllocNum);
-}
-