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Add setting precision for json writers and also add decimal places precision type. (#752)

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* Added setting precision for writers.
* Added special case for precise precision and global precision.
* Added good setting of type of precision and also added this type to BuiltStreamWriter and for its settings.
* Added some tests.
This commit is contained in:
Mike R
2018-03-13 23:35:31 +03:00
committed by Christopher Dunn
parent af2598cdd3
commit a07fc53287
6 changed files with 85 additions and 8 deletions
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21
src/test_lib_json/main.cpp
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@@ -1757,6 +1757,27 @@ JSONTEST_FIXTURE(ValueTest, precision) {
expected = "0.25634569487374054";
result = Json::writeString(b, v);
JSONTEST_ASSERT_STRING_EQUAL(expected, result);
b.settings_["precision"] = 5;
b.settings_["precisionType"] = "decimal";
v = 0.256345694873740545068;
expected = "0.25635";
result = Json::writeString(b, v);
JSONTEST_ASSERT_STRING_EQUAL(expected, result);
b.settings_["precision"] = 1;
b.settings_["precisionType"] = "decimal";
v = 0.256345694873740545068;
expected = "0.3";
result = Json::writeString(b, v);
JSONTEST_ASSERT_STRING_EQUAL(expected, result);
b.settings_["precision"] = 10;
b.settings_["precisionType"] = "decimal";
v = 0.23300000;
expected = "0.233";
result = Json::writeString(b, v);
JSONTEST_ASSERT_STRING_EQUAL(expected, result);
}
struct WriterTest : JsonTest::TestCase {};