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48 lines
2.5 KiB
C++
48 lines
2.5 KiB
C++
#include <quiz.h>
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#include <apps/shared/global_context.h>
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#include <poincare/print_float.h>
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#include <poincare/float.h>
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#include <string.h>
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#include <ion.h>
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#include <stdlib.h>
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#include <assert.h>
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#include <cmath>
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#include "helper.h"
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using namespace Poincare;
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template<typename T>
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void assert_float_evaluates_to(Float<T> f, const char * result) {
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Shared::GlobalContext globalContext;
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int numberOfDigits = sizeof(T) == sizeof(double) ? PrintFloat::k_numberOfStoredSignificantDigits : PrintFloat::k_numberOfPrintedSignificantDigits;
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char buffer[500];
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f.template approximate<T>(globalContext, Cartesian, Radian).serialize(buffer, sizeof(buffer), DecimalMode, numberOfDigits);
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translate_in_ASCII_chars(buffer);
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quiz_assert(strcmp(buffer, result) == 0);
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}
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QUIZ_CASE(poincare_float_evaluate) {
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assert_float_evaluates_to<double>(Float<double>::Builder(-1.23456789E30), "-1.23456789E30");
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assert_float_evaluates_to<double>(Float<double>::Builder(1.23456789E30), "1.23456789E30");
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assert_float_evaluates_to<double>(Float<double>::Builder(-1.23456789E-30), "-1.23456789E-30");
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assert_float_evaluates_to<double>(Float<double>::Builder(-1.2345E-3), "-0.0012345");
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assert_float_evaluates_to<double>(Float<double>::Builder(1.2345E-3), "0.0012345");
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assert_float_evaluates_to<double>(Float<double>::Builder(1.2345E3), "1234.5");
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assert_float_evaluates_to<double>(Float<double>::Builder(-1.2345E3), "-1234.5");
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assert_float_evaluates_to<double>(Float<double>::Builder(0.99999999999995), "9.9999999999995E-1");
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assert_float_evaluates_to<double>(Float<double>::Builder(0.00000099999999999995), "9.9999999999995E-7");
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assert_float_evaluates_to<double>(Float<double>::Builder(0.0000009999999999901200121020102010201201201021099995), "9.9999999999012E-7");
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assert_float_evaluates_to<float>(Float<float>::Builder(1.2345E-1), "0.12345");
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assert_float_evaluates_to<float>(Float<float>::Builder(1), "1");
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assert_float_evaluates_to<float>(Float<float>::Builder(0.9999999999999995), "1");
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assert_float_evaluates_to<float>(Float<float>::Builder(1.2345E6), "1234500");
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assert_float_evaluates_to<float>(Float<float>::Builder(-1.2345E6), "-1234500");
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assert_float_evaluates_to<float>(Float<float>::Builder(0.0000009999999999999995), "0.000001");
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assert_float_evaluates_to<float>(Float<float>::Builder(-1.2345E-1), "-0.12345");
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assert_float_evaluates_to<double>(Float<double>::Builder(INFINITY), Infinity::Name());
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assert_float_evaluates_to<float>(Float<float>::Builder(0.0f), "0");
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assert_float_evaluates_to<float>(Float<float>::Builder(NAN), Undefined::Name());
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}
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