Make content_browsertests support restarts across a test.

BUG=90448
Review URL: https://chromiumcodereview.appspot.com/10855231

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@152174 0039d316-1c4b-4281-b951-d872f2087c98

6 files changed, 33 insertions, 7 deletions

diff --git a/content/public/test/test_launcher.cc b/content/public/test/test_launcher.cc
index 26e6a89e..1224461 100644
--- a/content/public/test/test_launcher.cc
+++ b/content/public/test/test_launcher.cc
@@ -61,6 +61,10 @@ const char kPreTestPrefix[] = "PRE_";
 // add a new binary that must be compiled on all builds.
 const char kManualTestPrefix[] = "MANUAL_";
 
+// Tests with this suffix are expected to crash, so it won't count as a failure.
+// A test that uses this must have a PRE_ prefix.
+const char kCrashTestSuffix[] = "_CRASH";
+
 TestLauncherDelegate* g_launcher_delegate;
 }
 
@@ -331,8 +335,10 @@ int RunTestInternal(const testing::TestCase* test_case,
       if (cur_test_name == pre_test_name) {
         int exit_code = RunTestInternal(test_case, pre_test_name, command_line,
                                         default_timeout, was_timeout);
-        if (exit_code != 0)
+        if (exit_code != 0 &&
+            !EndsWith(pre_test_name, kCrashTestSuffix, true)) {
           return exit_code;
+        }
       }
     }
   }
@@ -440,8 +446,17 @@ int RunTest(TestLauncherDelegate* launcher_delegate,
   // failure status back to the parent.
   new_cmd_line.AppendSwitch(base::TestSuite::kStrictFailureHandling);
 
-  if (!launcher_delegate->AdjustChildProcessCommandLine(&new_cmd_line))
+  ScopedTempDir temp_dir;
+  // Create a new data dir and pass it to the child.
+  if (!temp_dir.CreateUniqueTempDir() || !temp_dir.IsValid()) {
+    LOG(ERROR) << "Error creating temp data directory";
     return -1;
+  }
+
+  if (!launcher_delegate->AdjustChildProcessCommandLine(&new_cmd_line,
+                                                        temp_dir.path())) {
+    return -1;
+  }
 
   return RunTestInternal(
       test_case, test_name, &new_cmd_line, default_timeout, was_timeout);
diff --git a/content/public/test/test_launcher.h b/content/public/test/test_launcher.h
index 42a7aba..4efdb66 100644
--- a/content/public/test/test_launcher.h
+++ b/content/public/test/test_launcher.h
@@ -11,6 +11,7 @@
 #include "base/compiler_specific.h"
 
 class CommandLine;
+class FilePath;
 
 namespace base {
 class RunLoop;
@@ -38,7 +39,8 @@ class TestLauncherDelegate {
   virtual std::string GetEmptyTestName() = 0;
   virtual bool Run(int argc, char** argv, int* return_code) = 0;
   virtual int RunTestSuite(int argc, char** argv) = 0;
-  virtual bool AdjustChildProcessCommandLine(CommandLine* command_line) = 0;
+  virtual bool AdjustChildProcessCommandLine(CommandLine* command_line,
+                                             const FilePath& temp_data_dir) = 0;
   virtual void PreRunMessageLoop(base::RunLoop* run_loop) {}
   virtual void PostRunMessageLoop() {}
 
diff --git a/content/shell/shell_browser_context.cc b/content/shell/shell_browser_context.cc
index dbde11a..e30d75f 100644
--- a/content/shell/shell_browser_context.cc
+++ b/content/shell/shell_browser_context.cc
@@ -41,12 +41,15 @@ ShellBrowserContext::~ShellBrowserContext() {
 
 void ShellBrowserContext::InitWhileIOAllowed() {
   CommandLine* cmd_line = CommandLine::ForCurrentProcess();
-  if (cmd_line->HasSwitch(switches::kContentBrowserTest) ||
-      cmd_line->HasSwitch(switches::kDumpRenderTree)) {
+  if (cmd_line->HasSwitch(switches::kDumpRenderTree)) {
     CHECK(testing_path_.CreateUniqueTempDir());
     path_ = testing_path_.path();
     return;
   }
+  if (cmd_line->HasSwitch(switches::kContentShellDataPath)) {
+    path_ = cmd_line->GetSwitchValuePath(switches::kContentShellDataPath);
+    return;
+  }
 #if defined(OS_WIN)
   CHECK(PathService::Get(base::DIR_LOCAL_APP_DATA, &path_));
   path_ = path_.Append(std::wstring(L"content_shell"));
diff --git a/content/shell/shell_switches.cc b/content/shell/shell_switches.cc
index 07daec5..09ca6f2 100644
--- a/content/shell/shell_switches.cc
+++ b/content/shell/shell_switches.cc
@@ -12,6 +12,9 @@ const char kCheckLayoutTestSysDeps[] = "check-layout-test-sys-deps";
 // Tells Content Shell that it's running as a content_browsertest.
 const char kContentBrowserTest[] = "browser-test";
 
+// Makes Content Shell use the given path for its data directory.
+const char kContentShellDataPath[] = "data-path";
+
 // Request pages to be dumped as text once they finished loading.
 const char kDumpRenderTree[] = "dump-render-tree";
 
diff --git a/content/shell/shell_switches.h b/content/shell/shell_switches.h
index cbc2860..d07e06c 100644
--- a/content/shell/shell_switches.h
+++ b/content/shell/shell_switches.h
@@ -11,6 +11,7 @@ namespace switches {
 
 extern const char kCheckLayoutTestSysDeps[];
 extern const char kContentBrowserTest[];
+extern const char kContentShellDataPath[];
 extern const char kDumpRenderTree[];
 extern const char kNoTimeout[];
 
diff --git a/content/test/content_test_launcher.cc b/content/test/content_test_launcher.cc
index efa0c72..5ab1910 100644
--- a/content/test/content_test_launcher.cc
+++ b/content/test/content_test_launcher.cc
@@ -8,7 +8,6 @@
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/path_service.h"
-#include "base/scoped_temp_dir.h"
 #include "base/test/test_suite.h"
 #include "content/public/app/content_main.h"
 #include "content/public/common/content_switches.h"
@@ -16,6 +15,7 @@
 #include "content/shell/shell_content_browser_client.h"
 #include "content/shell/shell_content_client.h"
 #include "content/shell/shell_main_delegate.h"
+#include "content/shell/shell_switches.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_WIN)
@@ -121,7 +121,9 @@ class ContentTestLauncherDelegate : public test_launcher::TestLauncherDelegate {
   }
 
   virtual bool AdjustChildProcessCommandLine(
-      CommandLine* command_line) OVERRIDE {
+      CommandLine* command_line, const FilePath& temp_data_dir) OVERRIDE {
+    command_line->AppendSwitchPath(switches::kContentShellDataPath,
+                                   temp_data_dir);
     return true;
   }