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80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
// Copyright Benoit Blanchon 2014-2017
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// MIT License
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//
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// Arduino JSON library
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// https://bblanchon.github.io/ArduinoJson/
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// If you like this project, please add a star!
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#include <ArduinoJson/Polyfills/isFloat.hpp>
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#include <catch.hpp>
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using namespace ArduinoJson::Polyfills;
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TEST_CASE("isFloat()") {
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SECTION("Input is NULL") {
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REQUIRE(isFloat(NULL) == false);
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}
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SECTION("NoExponent") {
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REQUIRE(isFloat("3.14"));
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REQUIRE(isFloat("-3.14"));
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REQUIRE(isFloat("+3.14"));
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}
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SECTION("IntegralPartMissing") {
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REQUIRE(isFloat(".14"));
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REQUIRE(isFloat("-.14"));
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REQUIRE(isFloat("+.14"));
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}
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SECTION("FractionalPartMissing") {
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REQUIRE(isFloat("3."));
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REQUIRE(isFloat("-3.e14"));
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REQUIRE(isFloat("+3.e-14"));
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}
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SECTION("NoDot") {
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REQUIRE(isFloat("3e14"));
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REQUIRE(isFloat("3e-14"));
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REQUIRE(isFloat("3e+14"));
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}
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SECTION("Integer") {
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REQUIRE(isFloat("14"));
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REQUIRE(isFloat("-14"));
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REQUIRE(isFloat("+14"));
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}
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SECTION("ExponentMissing") {
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REQUIRE_FALSE(isFloat("3.14e"));
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REQUIRE_FALSE(isFloat("3.14e-"));
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REQUIRE_FALSE(isFloat("3.14e+"));
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}
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SECTION("JustASign") {
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REQUIRE_FALSE(isFloat("-"));
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REQUIRE_FALSE(isFloat("+"));
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}
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SECTION("Empty") {
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REQUIRE_FALSE(isFloat(""));
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}
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SECTION("NaN") {
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REQUIRE(isFloat("NaN"));
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REQUIRE_FALSE(isFloat("n"));
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REQUIRE_FALSE(isFloat("N"));
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REQUIRE_FALSE(isFloat("nan"));
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REQUIRE_FALSE(isFloat("-NaN"));
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REQUIRE_FALSE(isFloat("+NaN"));
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}
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SECTION("Infinity") {
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REQUIRE(isFloat("Infinity"));
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REQUIRE(isFloat("+Infinity"));
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REQUIRE(isFloat("-Infinity"));
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REQUIRE_FALSE(isFloat("infinity"));
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REQUIRE_FALSE(isFloat("Inf"));
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}
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}
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