mirror of
https://github.com/RetroDECK/ES-DE.git
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100 lines
3.4 KiB
C++
100 lines
3.4 KiB
C++
// Tencent is pleased to support the open source community by making RapidJSON available.
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//
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// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
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//
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// Licensed under the MIT License (the "License"); you may not use this file except
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// in compliance with the License. You may obtain a copy of the License at
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//
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// http://opensource.org/licenses/MIT
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//
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// Unless required by applicable law or agreed to in writing, software distributed
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// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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// CONDITIONS OF ANY KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations under the License.
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#include "unittest.h"
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#include "rapidjson/internal/dtoa.h"
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#ifdef __GNUC__
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RAPIDJSON_DIAG_PUSH
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RAPIDJSON_DIAG_OFF(type-limits)
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#endif
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using namespace rapidjson::internal;
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TEST(dtoa, normal) {
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char buffer[30];
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#define TEST_DTOA(d, a)\
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*dtoa(d, buffer) = '\0';\
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EXPECT_STREQ(a, buffer)
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TEST_DTOA(0.0, "0.0");
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TEST_DTOA(-0.0, "-0.0");
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TEST_DTOA(1.0, "1.0");
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TEST_DTOA(-1.0, "-1.0");
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TEST_DTOA(1.2345, "1.2345");
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TEST_DTOA(1.2345678, "1.2345678");
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TEST_DTOA(0.123456789012, "0.123456789012");
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TEST_DTOA(1234567.8, "1234567.8");
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TEST_DTOA(-79.39773355813419, "-79.39773355813419");
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TEST_DTOA(-36.973846435546875, "-36.973846435546875");
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TEST_DTOA(0.000001, "0.000001");
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TEST_DTOA(0.0000001, "1e-7");
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TEST_DTOA(1e30, "1e30");
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TEST_DTOA(1.234567890123456e30, "1.234567890123456e30");
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TEST_DTOA(5e-324, "5e-324"); // Min subnormal positive double
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TEST_DTOA(2.225073858507201e-308, "2.225073858507201e-308"); // Max subnormal positive double
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TEST_DTOA(2.2250738585072014e-308, "2.2250738585072014e-308"); // Min normal positive double
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TEST_DTOA(1.7976931348623157e308, "1.7976931348623157e308"); // Max double
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#undef TEST_DTOA
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}
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TEST(dtoa, maxDecimalPlaces) {
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char buffer[30];
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#define TEST_DTOA(m, d, a)\
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*dtoa(d, buffer, m) = '\0';\
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EXPECT_STREQ(a, buffer)
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TEST_DTOA(3, 0.0, "0.0");
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TEST_DTOA(1, 0.0, "0.0");
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TEST_DTOA(3, -0.0, "-0.0");
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TEST_DTOA(3, 1.0, "1.0");
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TEST_DTOA(3, -1.0, "-1.0");
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TEST_DTOA(3, 1.2345, "1.234");
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TEST_DTOA(2, 1.2345, "1.23");
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TEST_DTOA(1, 1.2345, "1.2");
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TEST_DTOA(3, 1.2345678, "1.234");
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TEST_DTOA(3, 1.0001, "1.0");
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TEST_DTOA(2, 1.0001, "1.0");
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TEST_DTOA(1, 1.0001, "1.0");
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TEST_DTOA(3, 0.123456789012, "0.123");
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TEST_DTOA(2, 0.123456789012, "0.12");
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TEST_DTOA(1, 0.123456789012, "0.1");
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TEST_DTOA(4, 0.0001, "0.0001");
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TEST_DTOA(3, 0.0001, "0.0");
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TEST_DTOA(2, 0.0001, "0.0");
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TEST_DTOA(1, 0.0001, "0.0");
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TEST_DTOA(3, 1234567.8, "1234567.8");
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TEST_DTOA(3, 1e30, "1e30");
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TEST_DTOA(3, 5e-324, "0.0"); // Min subnormal positive double
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TEST_DTOA(3, 2.225073858507201e-308, "0.0"); // Max subnormal positive double
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TEST_DTOA(3, 2.2250738585072014e-308, "0.0"); // Min normal positive double
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TEST_DTOA(3, 1.7976931348623157e308, "1.7976931348623157e308"); // Max double
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TEST_DTOA(5, -0.14000000000000001, "-0.14");
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TEST_DTOA(4, -0.14000000000000001, "-0.14");
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TEST_DTOA(3, -0.14000000000000001, "-0.14");
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TEST_DTOA(3, -0.10000000000000001, "-0.1");
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TEST_DTOA(2, -0.10000000000000001, "-0.1");
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TEST_DTOA(1, -0.10000000000000001, "-0.1");
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#undef TEST_DTOA
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}
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#ifdef __GNUC__
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RAPIDJSON_DIAG_POP
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#endif
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