package common_calc

import (
	"github.com/stretchr/testify/assert"
	"log"
	"math"
	"testing"
)

func Test_formulaTemplate_demo1(t *testing.T) {
	//公式表达式计算
	formula := "(1.1*2 + 5/2)+ 2.4/2 + 0.8"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

func Test_formulaTemplate_demo2(t *testing.T) {
	//公式表达式计算
	formula := "2² + 0.8"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

func Test_formulaTemplate_demo3(t *testing.T) {
	//公式表达式计算
	formula := "(1.1*2 + 5/2)+ 2.4/2² + 0.8"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

func Test_formulaTemplate_demo4(t *testing.T) {
	//公式表达式计算 √
	formula := "√4 + 0.8"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

func Test_formulaTemplate_demo5(t *testing.T) {
	//公式表达式计算 √
	formula := "√4+12 + 0.8"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}
func Test_formulaTemplate_demo6(t *testing.T) {
	//公式表达式计算 √
	formula := "3*√4*5 + 0.8"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

func Test_formulaTemplate_demo7(t *testing.T) {
	//公式表达式计算 √
	formula := "3*√(2*8) + 0.8"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

func Test_formulaTemplate_demo8(t *testing.T) {
	//公式表达式计算 √
	formula := "2*[1+2]+0.5"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
	formula2 := "2*[3*(1+2)]+0.5"
	result2 := CalculateFormula(formula2)
	log.Printf("表达式 %s =>计算结果=%v", formula2, result2)
}

func Test_formulaTemplate_demo9(t *testing.T) {
	formula := "sin(30*π/180)+cos(60*π/180)"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

func Test_formulaTemplate_demo10(t *testing.T) {
	formula := "[sin(30*π/180)+1]+sin(60*π/180)"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}
func Test_formulaTemplate_demo11(t *testing.T) {
	formula := "[1+2³+3]"
	result := CalculateFormula(formula)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}
func Test_formulaTemplate_demo12(t *testing.T) {
	formula := "1+2*π"
	result := CalculateFormula(formula)
	assert.Equal(t, result, 1+2*math.Pi)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}
func Test_formulaTemplate_demo12_2(t *testing.T) {
	formula := "1+2π"
	result := CalculateFormula(formula)
	assert.Equal(t, result, 1+2*math.Pi)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}
func Test_formulaTemplate_demo13(t *testing.T) {
	formula := "3^2+1"
	result := CalculateFormula(formula)
	assert.Equal(t, result, 10.0)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}

// -0.37-0
func Test_formulaTemplate_demo14(t *testing.T) {
	formula := "-0.37-0"
	result := CalculateFormula(formula)
	assert.Equal(t, result, -0.37)
	log.Printf("表达式 %s =>计算结果=%v", formula, result)
}