diff options
Diffstat (limited to 'test/unittest/readertest.cpp')
| -rw-r--r-- | test/unittest/readertest.cpp | 35 |
1 files changed, 32 insertions, 3 deletions
diff --git a/test/unittest/readertest.cpp b/test/unittest/readertest.cpp index bee19a8e..91060637 100644 --- a/test/unittest/readertest.cpp +++ b/test/unittest/readertest.cpp @@ -193,7 +193,7 @@ static void TestParseDouble() { EXPECT_DOUBLE_EQ(x, h.actual_); \
} \
}
-
+
TEST_DOUBLE(fullPrecision, "0.0", 0.0);
TEST_DOUBLE(fullPrecision, "-0.0", -0.0); // For checking issue #289
TEST_DOUBLE(fullPrecision, "1.0", 1.0);
@@ -327,15 +327,44 @@ static void TestParseDouble() { if (fullPrecision) {
EXPECT_EQ(d.Uint64Value(), a.Uint64Value());
if (d.Uint64Value() != a.Uint64Value())
- printf(" String: %sn Actual: %.17gnExpected: %.17gn", buffer, h.actual_, d.Value());
+ printf(" String: %s\n Actual: %.17g\nExpected: %.17g\n", buffer, h.actual_, d.Value());
}
else {
- EXPECT_EQ(d.Sign(), a.Sign()); /* for 0.0 != -0.0 */
+ EXPECT_EQ(d.Sign(), a.Sign()); // for 0.0 != -0.0
EXPECT_DOUBLE_EQ(d.Value(), h.actual_);
}
}
}
}
+
+ // Issue #340
+ TEST_DOUBLE(fullPrecision, "7.450580596923828e-9", 7.450580596923828e-9);
+ {
+ internal::Double d(1.0);
+ for (int i = 0; i < 324; i++) {
+ char buffer[32];
+ *internal::dtoa(d.Value(), buffer) = '\0';
+
+ StringStream s(buffer);
+ ParseDoubleHandler h;
+ Reader reader;
+ ASSERT_EQ(kParseErrorNone, reader.Parse<fullPrecision ? kParseFullPrecisionFlag : 0>(s, h).Code());
+ EXPECT_EQ(1u, h.step_);
+ internal::Double a(h.actual_);
+ if (fullPrecision) {
+ EXPECT_EQ(d.Uint64Value(), a.Uint64Value());
+ if (d.Uint64Value() != a.Uint64Value())
+ printf(" String: %s\n Actual: %.17g\nExpected: %.17g\n", buffer, h.actual_, d.Value());
+ }
+ else {
+ EXPECT_EQ(d.Sign(), a.Sign()); // for 0.0 != -0.0
+ EXPECT_DOUBLE_EQ(d.Value(), h.actual_);
+ }
+
+
+ d = d.Value() * 0.5;
+ }
+ }
#undef TEST_DOUBLE
}
|