Function floatStr

Tests/NumericTests.cc:27–36

template <class FLOAT>
static string floatStr(FLOAT n) {
    char str[32];
    auto length = WriteFloat(n, str, sizeof(str));
    CHECK(length == strlen(str));
    if (sizeof(FLOAT) >= sizeof(double)) {
        // Test for 100% accurate double->string->double round-trip:
        CHECK(ParseDouble(str) == n);
    }
    return string(str);
}


#define expectDescription(STR, N)   CHECK(floatStr(N) == STR)