Version 3.9.18
Ensure consistency of Math.sqrt on Intel platforms.
Remove static initializers in v8. (issue 1859)
Add explicit dependency on v8_base in the GYP-based build.
Performance and stability improvements on all platforms.
git-svn-id: http://v8.googlecode.com/svn/trunk@11017 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
diff --git a/test/cctest/test-api.cc b/test/cctest/test-api.cc
index 5137c65..79818ac 100644
--- a/test/cctest/test-api.cc
+++ b/test/cctest/test-api.cc
@@ -5526,6 +5526,17 @@
}
+int GetUtf8Length(Handle<String> str) {
+ int len = str->Utf8Length();
+ if (len < 0) {
+ i::Handle<i::String> istr(v8::Utils::OpenHandle(*str));
+ i::FlattenString(istr);
+ len = str->Utf8Length();
+ }
+ return len;
+}
+
+
THREADED_TEST(StringWrite) {
LocalContext context;
v8::HandleScope scope;
@@ -5606,7 +5617,7 @@
CHECK_EQ(0, strncmp(utf8buf, "ab\1", 3));
memset(utf8buf, 0x1, sizeof(utf8buf));
- len = left_tree->Utf8Length();
+ len = GetUtf8Length(left_tree);
int utf8_expected =
(0x80 + (0x800 - 0x80) * 2 + (0xd800 - 0x800) * 3) / kStride;
CHECK_EQ(utf8_expected, len);
@@ -5620,7 +5631,7 @@
CHECK_EQ(1, utf8buf[utf8_expected]);
memset(utf8buf, 0x1, sizeof(utf8buf));
- len = right_tree->Utf8Length();
+ len = GetUtf8Length(right_tree);
CHECK_EQ(utf8_expected, len);
len = right_tree->WriteUtf8(utf8buf, utf8_expected, &charlen);
CHECK_EQ(utf8_expected, len);
@@ -5745,6 +5756,217 @@
}
+static void Utf16Helper(
+ LocalContext& context,
+ const char* name,
+ const char* lengths_name,
+ int len) {
+ Local<v8::Array> a =
+ Local<v8::Array>::Cast(context->Global()->Get(v8_str(name)));
+ Local<v8::Array> alens =
+ Local<v8::Array>::Cast(context->Global()->Get(v8_str(lengths_name)));
+ for (int i = 0; i < len; i++) {
+ Local<v8::String> string =
+ Local<v8::String>::Cast(a->Get(i));
+ Local<v8::Number> expected_len =
+ Local<v8::Number>::Cast(alens->Get(i));
+ int length = GetUtf8Length(string);
+ CHECK_EQ(static_cast<int>(expected_len->Value()), length);
+ }
+}
+
+
+static uint16_t StringGet(Handle<String> str, int index) {
+ i::Handle<i::String> istring =
+ v8::Utils::OpenHandle(String::Cast(*str));
+ return istring->Get(index);
+}
+
+
+static void WriteUtf8Helper(
+ LocalContext& context,
+ const char* name,
+ const char* lengths_name,
+ int len) {
+ Local<v8::Array> b =
+ Local<v8::Array>::Cast(context->Global()->Get(v8_str(name)));
+ Local<v8::Array> alens =
+ Local<v8::Array>::Cast(context->Global()->Get(v8_str(lengths_name)));
+ char buffer[1000];
+ char buffer2[1000];
+ for (int i = 0; i < len; i++) {
+ Local<v8::String> string =
+ Local<v8::String>::Cast(b->Get(i));
+ Local<v8::Number> expected_len =
+ Local<v8::Number>::Cast(alens->Get(i));
+ int utf8_length = static_cast<int>(expected_len->Value());
+ for (int j = utf8_length + 1; j >= 0; j--) {
+ memset(reinterpret_cast<void*>(&buffer), 42, sizeof(buffer));
+ memset(reinterpret_cast<void*>(&buffer2), 42, sizeof(buffer2));
+ int nchars;
+ int utf8_written =
+ string->WriteUtf8(buffer, j, &nchars, String::NO_OPTIONS);
+ int utf8_written2 =
+ string->WriteUtf8(buffer2, j, &nchars, String::NO_NULL_TERMINATION);
+ CHECK_GE(utf8_length + 1, utf8_written);
+ CHECK_GE(utf8_length, utf8_written2);
+ for (int k = 0; k < utf8_written2; k++) {
+ CHECK_EQ(buffer[k], buffer2[k]);
+ }
+ CHECK(nchars * 3 >= utf8_written - 1);
+ CHECK(nchars <= utf8_written);
+ if (j == utf8_length + 1) {
+ CHECK_EQ(utf8_written2, utf8_length);
+ CHECK_EQ(utf8_written2 + 1, utf8_written);
+ }
+ CHECK_EQ(buffer[utf8_written], 42);
+ if (j > utf8_length) {
+ if (utf8_written != 0) CHECK_EQ(buffer[utf8_written - 1], 0);
+ if (utf8_written > 1) CHECK_NE(buffer[utf8_written - 2], 42);
+ Handle<String> roundtrip = v8_str(buffer);
+ CHECK(roundtrip->Equals(string));
+ } else {
+ if (utf8_written != 0) CHECK_NE(buffer[utf8_written - 1], 42);
+ }
+ if (utf8_written2 != 0) CHECK_NE(buffer[utf8_written - 1], 42);
+ if (nchars >= 2) {
+ uint16_t trail = StringGet(string, nchars - 1);
+ uint16_t lead = StringGet(string, nchars - 2);
+ if (((lead & 0xfc00) == 0xd800) &&
+ ((trail & 0xfc00) == 0xdc00)) {
+ unsigned char u1 = buffer2[utf8_written2 - 4];
+ unsigned char u2 = buffer2[utf8_written2 - 3];
+ unsigned char u3 = buffer2[utf8_written2 - 2];
+ unsigned char u4 = buffer2[utf8_written2 - 1];
+ CHECK_EQ((u1 & 0xf8), 0xf0);
+ CHECK_EQ((u2 & 0xc0), 0x80);
+ CHECK_EQ((u3 & 0xc0), 0x80);
+ CHECK_EQ((u4 & 0xc0), 0x80);
+ uint32_t c = 0x10000 + ((lead & 0x3ff) << 10) + (trail & 0x3ff);
+ CHECK_EQ((u4 & 0x3f), (c & 0x3f));
+ CHECK_EQ((u3 & 0x3f), ((c >> 6) & 0x3f));
+ CHECK_EQ((u2 & 0x3f), ((c >> 12) & 0x3f));
+ CHECK_EQ((u1 & 0x3), c >> 18);
+ }
+ }
+ }
+ }
+}
+
+
+THREADED_TEST(Utf16) {
+ LocalContext context;
+ v8::HandleScope scope;
+ CompileRun(
+ "var pad = '01234567890123456789';"
+ "var p = [];"
+ "var plens = [20, 3, 3];"
+ "p.push('01234567890123456789');"
+ "var lead = 0xd800;"
+ "var trail = 0xdc00;"
+ "p.push(String.fromCharCode(0xd800));"
+ "p.push(String.fromCharCode(0xdc00));"
+ "var a = [];"
+ "var b = [];"
+ "var alens = [];"
+ "for (var i = 0; i < 3; i++) {"
+ " p[1] = String.fromCharCode(lead++);"
+ " for (var j = 0; j < 3; j++) {"
+ " p[2] = String.fromCharCode(trail++);"
+ " a.push(p[i] + p[j]);"
+ " b.push(p[i] + p[j]);"
+ " alens.push(plens[i] + plens[j]);"
+ " }"
+ "}"
+ "alens[5] -= 2;" // Here the surrogate pairs match up.
+ "var a2 = [];"
+ "var b2 = [];"
+ "var a2lens = [];"
+ "for (var m = 0; m < 9; m++) {"
+ " for (var n = 0; n < 9; n++) {"
+ " a2.push(a[m] + a[n]);"
+ " b2.push(b[m] + b[n]);"
+ " var utf = alens[m] + alens[n];" // And here.
+ // The 'n's that start with 0xdc.. are 6-8
+ // The 'm's that end with 0xd8.. are 1, 4 and 7
+ " if ((m % 3) == 1 && n >= 6) utf -= 2;"
+ " a2lens.push(utf);"
+ " }"
+ "}");
+ Utf16Helper(context, "a", "alens", 9);
+ Utf16Helper(context, "a2", "a2lens", 81);
+ WriteUtf8Helper(context, "b", "alens", 9);
+ WriteUtf8Helper(context, "b2", "a2lens", 81);
+}
+
+
+static bool SameSymbol(Handle<String> s1, Handle<String> s2) {
+ i::Handle<i::String> is1(v8::Utils::OpenHandle(*s1));
+ i::Handle<i::String> is2(v8::Utils::OpenHandle(*s2));
+ return *is1 == *is2;
+}
+
+
+static void SameSymbolHelper(const char* a, const char* b) {
+ Handle<String> symbol1 = v8::String::NewSymbol(a);
+ Handle<String> symbol2 = v8::String::NewSymbol(b);
+ CHECK(SameSymbol(symbol1, symbol2));
+}
+
+
+THREADED_TEST(Utf16Symbol) {
+ LocalContext context;
+ v8::HandleScope scope;
+
+ Handle<String> symbol1 = v8::String::NewSymbol("abc");
+ Handle<String> symbol2 = v8::String::NewSymbol("abc");
+ CHECK(SameSymbol(symbol1, symbol2));
+
+ SameSymbolHelper("\360\220\220\205", // 4 byte encoding.
+ "\355\240\201\355\260\205"); // 2 3-byte surrogates.
+ SameSymbolHelper("\355\240\201\355\260\206", // 2 3-byte surrogates.
+ "\360\220\220\206"); // 4 byte encoding.
+ SameSymbolHelper("x\360\220\220\205", // 4 byte encoding.
+ "x\355\240\201\355\260\205"); // 2 3-byte surrogates.
+ SameSymbolHelper("x\355\240\201\355\260\206", // 2 3-byte surrogates.
+ "x\360\220\220\206"); // 4 byte encoding.
+ CompileRun(
+ "var sym0 = 'benedictus';"
+ "var sym0b = 'S\303\270ren';"
+ "var sym1 = '\355\240\201\355\260\207';"
+ "var sym2 = '\360\220\220\210';"
+ "var sym3 = 'x\355\240\201\355\260\207';"
+ "var sym4 = 'x\360\220\220\210';"
+ "if (sym1.length != 2) throw sym1;"
+ "if (sym1.charCodeAt(1) != 0xdc07) throw sym1.charCodeAt(1);"
+ "if (sym2.length != 2) throw sym2;"
+ "if (sym2.charCodeAt(1) != 0xdc08) throw sym2.charCodeAt(2);"
+ "if (sym3.length != 3) throw sym3;"
+ "if (sym3.charCodeAt(2) != 0xdc07) throw sym1.charCodeAt(2);"
+ "if (sym4.length != 3) throw sym4;"
+ "if (sym4.charCodeAt(2) != 0xdc08) throw sym2.charCodeAt(2);");
+ Handle<String> sym0 = v8::String::NewSymbol("benedictus");
+ Handle<String> sym0b = v8::String::NewSymbol("S\303\270ren");
+ Handle<String> sym1 = v8::String::NewSymbol("\355\240\201\355\260\207");
+ Handle<String> sym2 = v8::String::NewSymbol("\360\220\220\210");
+ Handle<String> sym3 = v8::String::NewSymbol("x\355\240\201\355\260\207");
+ Handle<String> sym4 = v8::String::NewSymbol("x\360\220\220\210");
+ v8::Local<v8::Object> global = context->Global();
+ Local<Value> s0 = global->Get(v8_str("sym0"));
+ Local<Value> s0b = global->Get(v8_str("sym0b"));
+ Local<Value> s1 = global->Get(v8_str("sym1"));
+ Local<Value> s2 = global->Get(v8_str("sym2"));
+ Local<Value> s3 = global->Get(v8_str("sym3"));
+ Local<Value> s4 = global->Get(v8_str("sym4"));
+ CHECK(SameSymbol(sym0, Handle<String>(String::Cast(*s0))));
+ CHECK(SameSymbol(sym0b, Handle<String>(String::Cast(*s0b))));
+ CHECK(SameSymbol(sym1, Handle<String>(String::Cast(*s1))));
+ CHECK(SameSymbol(sym2, Handle<String>(String::Cast(*s2))));
+ CHECK(SameSymbol(sym3, Handle<String>(String::Cast(*s3))));
+ CHECK(SameSymbol(sym4, Handle<String>(String::Cast(*s4))));
+}
+
+
THREADED_TEST(ToArrayIndex) {
v8::HandleScope scope;
LocalContext context;