diff options
| author | miloyip <miloyip@gmail.com> | 2014-09-03 09:27:43 +0400 |
|---|---|---|
| committer | miloyip <miloyip@gmail.com> | 2014-09-03 09:27:43 +0400 |
| commit | 818f6f1f2e7158369a2d2029b6962764ab70c22a (patch) | |
| tree | cf4ae9e7496ece7184235244d7c8c9fed646f8be | |
| parent | 0580d42d115b779a86aec5edc5dddd63f291568e (diff) | |
Add random tests for ParseNumber
| -rw-r--r-- | test/unittest/readertest.cpp | 71 | ||||
| -rw-r--r-- | test/unittest/unittest.h | 13 |
2 files changed, 84 insertions, 0 deletions
diff --git a/test/unittest/readertest.cpp b/test/unittest/readertest.cpp index 7a28d8c7..104bcd23 100644 --- a/test/unittest/readertest.cpp +++ b/test/unittest/readertest.cpp @@ -21,6 +21,8 @@ #include "unittest.h"
#include "rapidjson/reader.h"
+#include "rapidjson/internal/dtoa.h"
+#include "rapidjson/internal/itoa.h"
using namespace rapidjson;
@@ -172,6 +174,75 @@ TEST(Reader, ParseNumberHandler) { n1e308[309] = '\0';
TEST_DOUBLE(n1e308, 1E308);
}
+
+ // Random test for uint32_t/int32_t
+ {
+ union {
+ uint32_t u;
+ int32_t i;
+ }u;
+ Random r;
+
+ for (unsigned i = 0; i < 100000; i++) {
+ u.u = r();
+
+ char buffer[32];
+ *internal::u32toa(u.u, buffer) = '\0';
+ TEST_NUMBER(ParseUintHandler, buffer, u.u);
+
+ if (u.i < 0) {
+ *internal::i32toa(u.i, buffer) = '\0';
+ TEST_NUMBER(ParseIntHandler, buffer, u.i);
+ }
+ }
+ }
+
+ // Random test for uint64_t/int64_t
+ {
+ union {
+ uint64_t u;
+ int64_t i;
+ }u;
+ Random r;
+
+ for (unsigned i = 0; i < 100000; i++) {
+ u.u = uint64_t(r()) << 32;
+ u.u |= r();
+
+ char buffer[32];
+ if (u.u >= 4294967296ULL) {
+ *internal::u64toa(u.u, buffer) = '\0';
+ TEST_NUMBER(ParseUint64Handler, buffer, u.u);
+ }
+
+ if (u.i <= -2147483649LL) {
+ *internal::i64toa(u.i, buffer) = '\0';
+ TEST_NUMBER(ParseInt64Handler, buffer, u.i);
+ }
+ }
+ }
+
+ // Random test for double
+ {
+ union {
+ double d;
+ uint64_t u;
+ }u;
+ Random r;
+
+ for (unsigned i = 0; i < 100000; i++) {
+ do {
+ // Need to call r() in two statements for cross-platform coherent sequence.
+ u.u = uint64_t(r()) << 32;
+ u.u |= uint64_t(r());
+ } while (isnan(u.d) || isinf(u.d));
+
+ char buffer[32];
+ *internal::dtoa(u.d, buffer) = '\0';
+ TEST_DOUBLE(buffer, u.d);
+ }
+ }
+
#undef TEST_NUMBER
#undef TEST_DOUBLE
}
diff --git a/test/unittest/unittest.h b/test/unittest/unittest.h index a476db72..861bb3b3 100644 --- a/test/unittest/unittest.h +++ b/test/unittest/unittest.h @@ -102,4 +102,17 @@ private: #define RAPIDJSON_ASSERT(x) if (!(x)) throw AssertException(RAPIDJSON_STRINGIFY(x))
+class Random {
+public:
+ Random(unsigned seed = 0) : mSeed(seed) {}
+
+ unsigned operator()() {
+ mSeed = 214013 * mSeed + 2531011;
+ return mSeed;
+ }
+
+private:
+ unsigned mSeed;
+};
+
#endif // UNITTEST_H_
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