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Added custom implementation of ftoa (issues #266, #267, #269 and #270)

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This commit is contained in:
Benoit Blanchon
2016-04-28 18:54:14 +02:00
parent f9f002c8f7
commit a138791964
15 changed files with 396 additions and 139 deletions
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50
test/JsonVariant_PrintTo_Tests.cpp
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@ -7,6 +7,7 @@
#include <gtest/gtest.h>
#include <ArduinoJson.h>
#include <limits>
class JsonVariant_PrintTo_Tests : public testing::Test {
protected:
@ -15,8 +16,8 @@ class JsonVariant_PrintTo_Tests : public testing::Test {
void outputMustBe(const char *expected) {
char buffer[256] = "";
size_t n = variant.printTo(buffer, sizeof(buffer));
EXPECT_STREQ(expected, buffer);
EXPECT_EQ(strlen(expected), n);
ASSERT_STREQ(expected, buffer);
ASSERT_EQ(strlen(expected), n);
}
};
@ -47,6 +48,46 @@ TEST_F(JsonVariant_PrintTo_Tests, DoubleFourDigits) {
outputMustBe("3.1416");
}
TEST_F(JsonVariant_PrintTo_Tests, Infinity) {
variant = std::numeric_limits<double>::infinity();
outputMustBe("Infinity");
}
TEST_F(JsonVariant_PrintTo_Tests, MinusInfinity) {
variant = -std::numeric_limits<double>::infinity();
outputMustBe("-Infinity");
}
TEST_F(JsonVariant_PrintTo_Tests, SignalingNaN) {
variant = std::numeric_limits<double>::signaling_NaN();
outputMustBe("NaN");
}
TEST_F(JsonVariant_PrintTo_Tests, QuietNaN) {
variant = std::numeric_limits<double>::quiet_NaN();
outputMustBe("NaN");
}
TEST_F(JsonVariant_PrintTo_Tests, VeryBigPositiveDouble) {
variant = JsonVariant(3.14159265358979323846e42, 4);
outputMustBe("3.1416e42");
}
TEST_F(JsonVariant_PrintTo_Tests, VeryBigNegativeDouble) {
variant = JsonVariant(-3.14159265358979323846e42, 4);
outputMustBe("-3.1416e42");
}
TEST_F(JsonVariant_PrintTo_Tests, VerySmallPositiveDouble) {
variant = JsonVariant(3.14159265358979323846e-42, 4);
outputMustBe("3.1416e-42");
}
TEST_F(JsonVariant_PrintTo_Tests, VerySmallNegativeDouble) {
variant = JsonVariant(-3.14159265358979323846e-42, 4);
outputMustBe("-3.1416e-42");
}
TEST_F(JsonVariant_PrintTo_Tests, Integer) {
variant = 42;
outputMustBe("42");
@ -62,11 +103,6 @@ TEST_F(JsonVariant_PrintTo_Tests, UnsignedLong) {
outputMustBe("4294967295");
}
TEST_F(JsonVariant_PrintTo_Tests, Char) {
variant = '*';
outputMustBe("42");
}
TEST_F(JsonVariant_PrintTo_Tests, True) {
variant = true;
outputMustBe("true");