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Add test cases for ScanCopyUnescapedString

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This commit is contained in:
Milo Yip 2016-04-16 21:44:33 +08:00
parent a6f9cb85ab
commit bdfa0447ec
1 changed files with 29 additions and 2 deletions
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31
test/unittest/simdtest.cpp
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@ -100,13 +100,15 @@ struct ScanCopyUnescapedStringHandler : BaseReaderHandler<UTF8<>, ScanCopyUnesca
memcpy(buffer, str, length + 1);
return true;
}
char buffer[1024 + 5];
char buffer[1024 + 5 + 32];
};
template <unsigned parseFlags, typename StreamType>
void TestScanCopyUnescapedString() {
char buffer[1024 + 5 + 32];
char backup[1024 + 5 + 32];
// Test "ABCDABCD...\\"
for (size_t offset = 0; offset < 32; offset++) {
for (size_t step = 0; step < 1024; step++) {
char* json = buffer + offset;
@ -118,16 +120,41 @@ void TestScanCopyUnescapedString() {
*p++ = '\\';
*p++ = '\"';
*p++ = '\0';
strcpy(backup, json); // insitu parsing will overwrite buffer, so need to backup first
StreamType s(json);
Reader reader;
ScanCopyUnescapedStringHandler h;
reader.Parse<parseFlags>(s, h);
EXPECT_TRUE(memcmp(h.buffer, json + 1, step) == 0);
EXPECT_TRUE(memcmp(h.buffer, backup + 1, step) == 0);
EXPECT_EQ('\\', h.buffer[step]); // escaped
EXPECT_EQ('\0', h.buffer[step + 1]);
}
}
// Test "\\ABCDABCD..."
for (size_t offset = 0; offset < 32; offset++) {
for (size_t step = 0; step < 1024; step++) {
char* json = buffer + offset;
char *p = json;
*p++ = '\"';
*p++ = '\\';
*p++ = '\\';
for (size_t i = 0; i < step; i++)
*p++ = "ABCD"[i % 4];
*p++ = '\"';
*p++ = '\0';
strcpy(backup, json); // insitu parsing will overwrite buffer, so need to backup first
StreamType s(json);
Reader reader;
ScanCopyUnescapedStringHandler h;
reader.Parse<parseFlags>(s, h);
EXPECT_TRUE(memcmp(h.buffer + 1, backup + 3, step) == 0);
EXPECT_EQ('\\', h.buffer[0]); // escaped
EXPECT_EQ('\0', h.buffer[step + 1]);
}
}
}
TEST(SIMD, SIMD_SUFFIX(ScanCopyUnescapedString)) {