Add tests and extension verifying CHECK and ASSERT.

The new native functions can also be used in blink tests to ensure that V8 asserts are turned on where they should be.

BUG=
R=dslomov@chromium.org

Review URL: https://codereview.chromium.org/105953005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@18262 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/bootstrapper.cc

@@ -41,10 +41,11 @@
 #include "platform.h"
 #include "snapshot.h"
 #include "trig-table.h"
-#include "extensions/free-buffer-extension.h"
 #include "extensions/externalize-string-extension.h"
+#include "extensions/free-buffer-extension.h"
 #include "extensions/gc-extension.h"
 #include "extensions/statistics-extension.h"
+#include "extensions/trigger-failure-extension.h"
 #include "code-stubs.h"
 
 namespace v8 {
@@ -107,6 +108,7 @@ void Bootstrapper::InitializeOncePerProcess() {
   GCExtension::Register();
   ExternalizeStringExtension::Register();
   StatisticsExtension::Register();
+  TriggerFailureExtension::Register();
 }
 
 
@@ -2266,6 +2268,9 @@ bool Genesis::InstallExtensions(Handle<Context> native_context,
   if (FLAG_track_gc_object_stats) {
     InstallExtension(isolate, "v8/statistics", &extension_states);
   }
+  if (FLAG_expose_trigger_failure) {
+    InstallExtension(isolate, "v8/trigger-failure", &extension_states);
+  }
 
   if (extensions == NULL) return true;
   // Install required extensions

src/extensions/trigger-failure-extension.cc

@@ -0,0 +1,82 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "trigger-failure-extension.h"
+#include "v8.h"
+
+namespace v8 {
+namespace internal {
+
+
+const char* const TriggerFailureExtension::kSource =
+    "native function triggerCheckFalse();"
+    "native function triggerAssertFalse();"
+    "native function triggerSlowAssertFalse();";
+
+
+v8::Handle<v8::FunctionTemplate>
+TriggerFailureExtension::GetNativeFunctionTemplate(
+    v8::Isolate* isolate,
+    v8::Handle<v8::String> str) {
+  if (strcmp(*v8::String::Utf8Value(str), "triggerCheckFalse") == 0) {
+    return v8::FunctionTemplate::New(
+        TriggerFailureExtension::TriggerCheckFalse);
+  } else if (strcmp(*v8::String::Utf8Value(str), "triggerAssertFalse") == 0) {
+    return v8::FunctionTemplate::New(
+        TriggerFailureExtension::TriggerAssertFalse);
+  } else {
+    CHECK_EQ(0, strcmp(*v8::String::Utf8Value(str), "triggerSlowAssertFalse"));
+    return v8::FunctionTemplate::New(
+        TriggerFailureExtension::TriggerSlowAssertFalse);
+  }
+}
+
+
+void TriggerFailureExtension::TriggerCheckFalse(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  CHECK(false);
+}
+
+
+void TriggerFailureExtension::TriggerAssertFalse(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  ASSERT(false);
+}
+
+
+void TriggerFailureExtension::TriggerSlowAssertFalse(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  SLOW_ASSERT(false);
+}
+
+
+void TriggerFailureExtension::Register() {
+  static TriggerFailureExtension trigger_failure_extension;
+  static v8::DeclareExtension declaration(&trigger_failure_extension);
+}
+
+} }  // namespace v8::internal

src/extensions/trigger-failure-extension.h

@@ -0,0 +1,56 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef V8_EXTENSIONS_TRIGGER_FAILURE_EXTENSION_H_
+#define V8_EXTENSIONS_TRIGGER_FAILURE_EXTENSION_H_
+
+#include "v8.h"
+
+namespace v8 {
+namespace internal {
+
+class TriggerFailureExtension : public v8::Extension {
+ public:
+  TriggerFailureExtension() : v8::Extension("v8/trigger-failure", kSource) {}
+  virtual v8::Handle<v8::FunctionTemplate> GetNativeFunctionTemplate(
+      v8::Isolate* isolate,
+      v8::Handle<v8::String> name);
+  static void TriggerCheckFalse(
+      const v8::FunctionCallbackInfo<v8::Value>& args);
+  static void TriggerAssertFalse(
+      const v8::FunctionCallbackInfo<v8::Value>& args);
+  static void TriggerSlowAssertFalse(
+      const v8::FunctionCallbackInfo<v8::Value>& args);
+  static void Register();
+
+ private:
+  static const char* const kSource;
+};
+
+} }  // namespace v8::internal
+
+#endif  // V8_EXTENSIONS_TRIGGER_FAILURE_EXTENSION_H_

src/flag-definitions.h

@@ -421,6 +421,7 @@ DEFINE_string(expose_gc_as, NULL,
 DEFINE_implication(expose_gc_as, expose_gc)
 DEFINE_bool(expose_externalize_string, false,
             "expose externalize string extension")
+DEFINE_bool(expose_trigger_failure, false, "expose trigger-failure extension")
 DEFINE_int(stack_trace_limit, 10, "number of stack frames to capture")
 DEFINE_bool(builtins_in_stack_traces, false,
             "show built-in functions in stack traces")

test/mjsunit/mjsunit.status

@@ -99,6 +99,11 @@
   ##############################################################################
   # Long running test that reproduces memory leak and should be run manually.
   'regress/regress-2073': [SKIP],
+
+  ##############################################################################
+  # Tests verifying CHECK and ASSERT.
+  'verify-check-false': [FAIL, NO_VARIANTS],
+  'verify-assert-false': [NO_VARIANTS, ['mode == release', PASS], ['mode == debug', FAIL]],
 }],  # ALWAYS
 
 ##############################################################################

test/mjsunit/verify-assert-false.js

@@ -0,0 +1,30 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Flags: --expose-trigger-failure
+
+triggerAssertFalse();

test/mjsunit/verify-check-false.js

@@ -0,0 +1,30 @@
+// Copyright 2013 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+// Flags: --expose-trigger-failure
+
+triggerCheckFalse();

tools/gyp/v8.gyp

@@ -340,6 +340,8 @@
         '../../src/extensions/gc-extension.h',
         '../../src/extensions/statistics-extension.cc',
         '../../src/extensions/statistics-extension.h',
+        '../../src/extensions/trigger-failure-extension.cc',
+        '../../src/extensions/trigger-failure-extension.h',
         '../../src/factory.cc',
         '../../src/factory.h',
         '../../src/fast-dtoa.cc',