####################################################
# Arithmetic functions
1+1
2

1+1+1+1+1+1+1+1
8

1+(1+(1+(1)))
4

1-1
0

1-1-1
-1

1-(1-1)
1

0*1
0

1*2
2

2*1
2

4/2
2

1/2-0.5
0

1 % 2
1

0 % 3
0

3 % 2
1

####################################################
# Proper handling of functions and constants
sin(pi)
0

pi*sin(0)
0

cos(pi)
-1

sum(1,2)
3

# The following expression does not evaluate correctly in JEP 2.20 and 2.21
1+sum(1)
2

####################################################
# 'Correct' precedence of unary - and ^
-1^2
-1

(-1)^2
1

####################################################
# Trig functions
sin(0)
0

sin(pi/2)
1

sin(pi)
0

sin(3*pi/2)
-1

sin(pi/6)
0.5

sin(pi/3)
3^(0.5)/2

cos(0)
1

cos(pi/2)
0

cos(pi)
-1

cos(3*pi/2)
0

cos(pi/6)
3^(0.5)/2

cos(pi/3)
0.5

tan(0)
0

tan(pi)
0

####################################################
# Complex functions
i^2
-1

i^2
i*i

i-i
0

i+i
2*i

(i+2)/2
i/2+1

(1+3*i)*2
(2+6*i)

(1+1*i)*(2+2*i)
(0+4*i)

####################################################
# Large expressions (TODO: add more)

1+1*2-(1+1*2)+1+1*2-(1+1*2)+1+1*2-(1+1*2)+1+1*2-(1+1*2)+1+1*2-(1+1*2)
0

####################################################
# Expressions with implicit multiplication

1 2 3
6

3sin(0)
0

sin(0)3
0

sin(3 sin(0))
0


####################################################
# Boolean operators
1==1
1

1==0
0

1!=1
0

1!=0
1

1<0
0

1<2
1

1>0
1

1>2
0


1>=1
1

1>=1.1
0

1<=1
1

1<=0.9
0

1 && 1
1

1 && 0
0

0 && 1
0

0 && 0
0

1 || 0
1

1 || 1
1

0 || 1
1

0 || 0
0

####################################################
# String functions
# (need to use == operator in one line and compare
# to value because JEPTester does not handle String
# results)

"ab" == "ab"
1

"a" == "b"
0

"ab" + "c" == "abc"
1

"a" + "b" + "c" + "d" == "abcd"
1

"abcd" + "efg" == "abcdefg"
1

"abcd" + "efg" == "abcd"
0

"abcd" + "efg" == "efg"
0

"A" == "a"
0

"a" + "b" == "ab"
1