blob: 48c223aa152d930c66be7e493124b095590a8eb4 [file] [log] [blame]
// Copyright (c) 2010 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 "ppapi/tests/test_var_deprecated.h"
#include <string.h>
#include <limits>
#include "ppapi/c/pp_var.h"
#include "ppapi/c/dev/ppb_testing_dev.h"
#include "ppapi/c/dev/ppb_var_deprecated.h"
#include "ppapi/cpp/instance.h"
#include "ppapi/cpp/module.h"
#include "ppapi/cpp/var.h"
#include "ppapi/tests/testing_instance.h"
static uint32_t kInvalidLength = static_cast<uint32_t>(-1);
REGISTER_TEST_CASE(VarDeprecated);
bool TestVarDeprecated::Init() {
var_interface_ = reinterpret_cast<PPB_Var_Deprecated const*>(
pp::Module::Get()->GetBrowserInterface(PPB_VAR_DEPRECATED_INTERFACE));
testing_interface_ = reinterpret_cast<PPB_Testing_Dev const*>(
pp::Module::Get()->GetBrowserInterface(PPB_TESTING_DEV_INTERFACE));
if (!testing_interface_) {
// Give a more helpful error message for the testing interface being gone
// since that needs special enabling in Chrome.
instance_->AppendError("This test needs the testing interface, which is "
"not currently available. In Chrome, use --enable-pepper-testing when "
"launching.");
}
return var_interface_ && testing_interface_;
}
void TestVarDeprecated::RunTest() {
RUN_TEST(BasicString);
RUN_TEST(InvalidAndEmpty);
RUN_TEST(InvalidUtf8);
RUN_TEST(NullInputInUtf8Conversion);
RUN_TEST(ValidUtf8);
RUN_TEST(Utf8WithEmbeddedNulls);
RUN_TEST(VarToUtf8ForWrongType);
RUN_TEST(HasPropertyAndMethod);
}
std::string TestVarDeprecated::TestBasicString() {
uint32_t before_object = testing_interface_->GetLiveObjectsForInstance(
instance_->pp_instance());
{
const uint32_t kStrLen = 5;
const char kStr[kStrLen + 1] = "Hello";
PP_Var str = var_interface_->VarFromUtf8(pp::Module::Get()->pp_module(),
kStr, sizeof(kStr) - 1);
ASSERT_EQ(PP_VARTYPE_STRING, str.type);
// Reading back the string should work.
uint32_t len = 0;
const char* result = var_interface_->VarToUtf8(str, &len);
ASSERT_EQ(kStrLen, len);
ASSERT_EQ(0, strncmp(kStr, result, kStrLen));
// Destroy the string, readback should now fail.
var_interface_->Release(str);
result = var_interface_->VarToUtf8(str, &len);
ASSERT_EQ(0, len);
ASSERT_EQ(NULL, result);
}
// Make sure nothing leaked.
ASSERT_TRUE(testing_interface_->GetLiveObjectsForInstance(
instance_->pp_instance()) == before_object);
PASS();
}
std::string TestVarDeprecated::TestInvalidAndEmpty() {
PP_Var invalid_string;
invalid_string.type = PP_VARTYPE_STRING;
invalid_string.value.as_id = 31415926;
// Invalid strings should give NULL as the return value.
uint32_t len = std::numeric_limits<uint32_t>::max();
const char* result = var_interface_->VarToUtf8(invalid_string, &len);
ASSERT_EQ(0, len);
ASSERT_EQ(NULL, result);
// Same with vars that are not strings.
len = std::numeric_limits<uint32_t>::max();
pp::Var int_var(42);
result = var_interface_->VarToUtf8(int_var.pp_var(), &len);
ASSERT_EQ(0, len);
ASSERT_EQ(NULL, result);
// Empty strings should return non-NULL.
pp::Var empty_string("");
len = std::numeric_limits<uint32_t>::max();
result = var_interface_->VarToUtf8(empty_string.pp_var(), &len);
ASSERT_EQ(0, len);
ASSERT_NE(NULL, result);
PASS();
}
std::string TestVarDeprecated::TestInvalidUtf8() {
// utf8じゃăȘい (japanese for "is not utf8") in shift-jis encoding.
static const char kSjisString[] = "utf8\x82\xb6\x82\xe1\x82\xc8\x82\xa2";
pp::Var sjis(kSjisString);
if (!sjis.is_null())
return "Non-UTF8 string permitted.";
PASS();
}
std::string TestVarDeprecated::TestNullInputInUtf8Conversion() {
// This test talks directly to the C interface to access edge cases that
// cannot be exercised via the C++ interface.
PP_Var converted_string;
// 0-length string should not dereference input string, and should produce
// an empty string.
converted_string = var_interface_->VarFromUtf8(
pp::Module::Get()->pp_module(), NULL, 0);
if (converted_string.type != PP_VARTYPE_STRING) {
return "Expected 0 length to return empty string.";
}
// Now convert it back.
uint32_t length = kInvalidLength;
const char* result = NULL;
result = var_interface_->VarToUtf8(converted_string, &length);
if (length != 0) {
return "Expected 0 length string on conversion.";
}
if (result == NULL) {
return "Expected a non-null result for 0-lengthed string from VarToUtf8.";
}
// Should not crash, and make an empty string.
const char* null_string = NULL;
pp::Var null_var(null_string);
if (!null_var.is_string() || null_var.AsString() != "") {
return "Expected NULL input to make an empty string Var.";
}
PASS();
}
std::string TestVarDeprecated::TestValidUtf8() {
// From UTF8 string -> PP_Var.
// Chinese for "I am utf8."
static const char kValidUtf8[] = "\xe6\x88\x91\xe6\x98\xafutf8.";
pp::Var converted_string(kValidUtf8);
if (converted_string.is_null())
return "Unable to convert valid utf8 to var.";
// Since we're already here, test PP_Var back to UTF8 string.
std::string returned_string = converted_string.AsString();
// We need to check against 1 less than sizeof because the resulting string
// is technically not NULL terminated by API design.
if (returned_string.size() != sizeof(kValidUtf8) - 1) {
return "Unable to convert utf8 string back from var.";
}
if (returned_string != kValidUtf8) {
return "String mismatches on conversion back from PP_Var.";
}
PASS();
}
std::string TestVarDeprecated::TestUtf8WithEmbeddedNulls() {
// From UTF8 string with embedded nulls -> PP_Var.
// Chinese for "also utf8."
static const char kUtf8WithEmbededNull[] = "\xe6\xb9\x9f\xe6\x98\xaf\0utf8.";
std::string orig_string(kUtf8WithEmbededNull,
sizeof(kUtf8WithEmbededNull) -1);
pp::Var converted_string(orig_string);
if (converted_string.is_null())
return "Unable to convert utf8 with embedded nulls to var.";
// Since we're already here, test PP_Var back to UTF8 string.
std::string returned_string = converted_string.AsString();
if (returned_string.size() != orig_string.size()) {
return "Unable to convert utf8 with embedded nulls back from var.";
}
if (returned_string != orig_string) {
return "String mismatches on conversion back from PP_Var.";
}
PASS();
}
std::string TestVarDeprecated::TestVarToUtf8ForWrongType() {
uint32_t length = kInvalidLength;
const char* result = NULL;
result = var_interface_->VarToUtf8(PP_MakeUndefined(), &length);
if (length != 0) {
return "Expected 0 on string conversion from Void var.";
}
if (result != NULL) {
return "Expected NULL on string conversion from Void var.";
}
length = kInvalidLength;
result = NULL;
result = var_interface_->VarToUtf8(PP_MakeNull(), &length);
if (length != 0) {
return "Expected 0 on string conversion from Null var.";
}
if (result != NULL) {
return "Expected NULL on string conversion from Null var.";
}
length = kInvalidLength;
result = NULL;
result = var_interface_->VarToUtf8(PP_MakeBool(PP_TRUE), &length);
if (length != 0) {
return "Expected 0 on string conversion from Bool var.";
}
if (result != NULL) {
return "Expected NULL on string conversion from Bool var.";
}
length = kInvalidLength;
result = NULL;
result = var_interface_->VarToUtf8(PP_MakeInt32(1), &length);
if (length != 0) {
return "Expected 0 on string conversion from Int32 var.";
}
if (result != NULL) {
return "Expected NULL on string conversion from Int32 var.";
}
length = kInvalidLength;
result = NULL;
result = var_interface_->VarToUtf8(PP_MakeDouble(1.0), &length);
if (length != 0) {
return "Expected 0 on string conversion from Double var.";
}
if (result != NULL) {
return "Expected NULL on string conversion from Double var.";
}
PASS();
}
std::string TestVarDeprecated::TestHasPropertyAndMethod() {
uint32_t before_objects = testing_interface_->GetLiveObjectsForInstance(
instance_->pp_instance());
{
pp::Var window = instance_->GetWindowObject();
ASSERT_TRUE(window.is_object());
// Regular property.
pp::Var exception;
ASSERT_TRUE(window.HasProperty("scrollX", &exception));
ASSERT_TRUE(exception.is_undefined());
ASSERT_FALSE(window.HasMethod("scrollX", &exception));
ASSERT_TRUE(exception.is_undefined());
// Regular method (also counts as HasProperty).
ASSERT_TRUE(window.HasProperty("find", &exception));
ASSERT_TRUE(exception.is_undefined());
ASSERT_TRUE(window.HasMethod("find", &exception));
ASSERT_TRUE(exception.is_undefined());
// Nonexistant ones should return false and not set the exception.
ASSERT_FALSE(window.HasProperty("superEvilBit", &exception));
ASSERT_TRUE(exception.is_undefined());
ASSERT_FALSE(window.HasMethod("superEvilBit", &exception));
ASSERT_TRUE(exception.is_undefined());
// Check exception and return false on invalid property name.
ASSERT_FALSE(window.HasProperty(3.14159, &exception));
ASSERT_FALSE(exception.is_undefined());
exception = pp::Var();
exception = pp::Var();
ASSERT_FALSE(window.HasMethod(3.14159, &exception));
ASSERT_FALSE(exception.is_undefined());
// Try to use something not an object.
exception = pp::Var();
pp::Var string_object("asdf");
ASSERT_FALSE(string_object.HasProperty("find", &exception));
ASSERT_FALSE(exception.is_undefined());
exception = pp::Var();
ASSERT_FALSE(string_object.HasMethod("find", &exception));
ASSERT_FALSE(exception.is_undefined());
// Try to use an invalid object (need to use the C API).
PP_Var invalid_object;
invalid_object.type = PP_VARTYPE_OBJECT;
invalid_object.value.as_id = static_cast<int64_t>(-1234567);
PP_Var exception2 = PP_MakeUndefined();
ASSERT_FALSE(var_interface_->HasProperty(invalid_object,
pp::Var("find").pp_var(),
&exception2));
ASSERT_NE(PP_VARTYPE_UNDEFINED, exception2.type);
var_interface_->Release(exception2);
exception2 = PP_MakeUndefined();
ASSERT_FALSE(var_interface_->HasMethod(invalid_object,
pp::Var("find").pp_var(),
&exception2));
ASSERT_NE(PP_VARTYPE_UNDEFINED, exception2.type);
var_interface_->Release(exception2);
// Get a valid property/method when the exception is set returns false.
exception = pp::Var("Bad something-or-other exception");
ASSERT_FALSE(window.HasProperty("find", &exception));
ASSERT_FALSE(exception.is_undefined());
ASSERT_FALSE(window.HasMethod("find", &exception));
ASSERT_FALSE(exception.is_undefined());
}
// Make sure nothing leaked.
ASSERT_TRUE(testing_interface_->GetLiveObjectsForInstance(
instance_->pp_instance()) == before_objects);
PASS();
}