Add FloatInst method implementations and tests

FloatInst should be fully implemented now and have a suite of tests to
make sure those methods are doing what they should be.

Signed-off-by: Alek Ratzloff <alekratz@gmail.com>

tests/float.npp

@@ -0,0 +1,130 @@
+# Float type operator function tests
+
+# assign
+a = 1.234
+b = 20.0
+c = 1.0 / 3.0
+
+println(a)
+println(b)
+println(c)
+println(1.1)
+
+# __add__
+println("__add__")
+println(1 + 1.5)
+println(1 + 1.25)
+println(1 + 1.125)
+println(a + b)
+
+# __sub__
+println("__sub__")
+println(2.0 - 3.0)
+println(1 - 1.5)
+println(0.5 - 0.5)
+println(b - a)
+
+# __mul__
+println("__mul__")
+println(0.0 * -1.0)
+println(-0.0 * -0.0)
+println(0.0 * -0.0)
+println(c * 3.0)
+
+# __div__
+println("__div__")
+println(1 / 10.0)
+println(1 / c)
+println(1.0 / 2)
+println(1 / (1 / 2.0))
+
+# __ne__
+println("__ne__")
+println(1.0 != 1.0)
+println(-0.0 != 0.0)
+println(2.0 != 1.0)
+println(1.0 != 1)
+println(1 != 1.0)
+println(-0.0 != 0)
+println(-0 != -0.0)
+println(a != b)
+println(b != c)
+
+# __eq__
+println("__eq__")
+println(1.0 == 1.0)
+println(-0.0 == 0.0)
+println(2.0 == 1.0)
+println(2 == 2.0)
+println(2.0 == 2)
+println(-0.0 == 0)
+println(0 == -0.0)
+println(a == b)
+println(b == c)
+
+# __gt__
+println("__gt__")
+println(1.0 > 1.0)
+println(1 > 0.0)
+println(1 > -0.0)
+println(0.0 > -1)
+println(-0.0 > -1)
+println(-1.0 > 0)
+println(-2.0 > -1.0)
+
+# __ge__
+println("__ge__")
+println(1.0 >= 1.0)
+println(1.0 >= 1)
+println(2.0 >= 1.0)
+println(1 >= 2.0)
+println(0.0 >= 0.0)
+println(0.0 >= -0.0)
+println(0.0 >= -1.0)
+println(-1.0 >= 0.0)
+println(-2.0 >= -1.0)
+
+# __lt__
+println("__lt__")
+println(1.0 < 1.0)
+println(1.0 < 1)
+println(1 < 1.0)
+println(1.0 < 2.0)
+println(2.0 < 1.0)
+println(1 < 2.0)
+println(2.0 < 1.0)
+println(1 < 0.0)
+println(1 < 1.0)
+println(0.0 < -0.0)
+println(-0.0 < 0)
+println(-1.0 < -2.0)
+println(-2.0 < -1.0)
+
+# __le__
+println("__le__")
+println(1.0 <= 1.0)
+println(1.0 <= 1)
+println(1 <= 1.0)
+println(1.0 <= 2.0)
+println(2.0 <= 1.0)
+println(1 <= 2.0)
+println(2.0 <= 1.0)
+println(1 <= 0.0)
+println(1 <= 1.0)
+println(0.0 <= -0.0)
+println(-0.0 <= 0)
+println(-1.0 <= -2.0)
+println(-2.0 <= -1.0)
+
+# __pos__
+println("__pos__")
+println(+1.0)
+println(+(-0.0))
+println(++(-0.0))
+
+# __neg__
+println("__neg__")
+println(-0.0)
+println(--0.0)
+println(---0.0)
+

tests/float.npp.expect

@@ -0,0 +1,98 @@
+1.234
+20.0
+0.3333333333333333
+1.1
+__add__
+2.5
+2.25
+2.125
+21.234
+__sub__
+-1.0
+-0.5
+0.0
+18.766
+__mul__
+-0.0
+0.0
+-0.0
+1.0
+__div__
+0.1
+3.0
+0.5
+2.0
+__ne__
+false
+false
+true
+false
+false
+false
+false
+true
+true
+__eq__
+true
+true
+false
+true
+true
+true
+true
+false
+false
+__gt__
+false
+true
+true
+true
+true
+false
+false
+__ge__
+true
+true
+true
+false
+true
+true
+true
+false
+false
+__lt__
+false
+false
+false
+true
+false
+true
+false
+false
+false
+false
+false
+false
+true
+__le__
+true
+true
+true
+true
+false
+true
+false
+false
+true
+true
+true
+false
+true
+__pos__
+1.0
+0.0
+0.0
+__neg__
+-0.0
+0.0
+-0.0

tests/int.npp

@@ -14,6 +14,8 @@ println(1 + 2 + 3)
 println(1938 + 481)
 println(a + b)
 println(b + a)
+println(a + -b)
+println(-a + b)
 
 # __sub__
 println("__sub__")
@@ -47,6 +49,25 @@ println(3 / 363)
 println(a / b)
 println(b / a)
 
+# __ne__
+println("__ne__")
+println(1 != 1)
+println(1 != 2)
+println(1 != 1.0)
+println(1 != 2.0)
+println(2 != 3839)
+println(3284 != 922)
+println(2 * 3 != 4 * 5)
+
+# __eq__
+println("__eq__")
+println(1 == 1)
+println(1 == 2)
+println(1 == 1.0)
+println(1 == 2.0)
+println(6139 == 130)
+println(1000 == 1001)
+
 # __gt__
 println("__gt__")
 println(1 > 2)

tests/int.npp.expect

@@ -6,6 +6,8 @@ __add__
 2419
 30
 30
+-10
+10
 __sub__
 -1
 1
@@ -32,6 +34,21 @@ __div__
 0
 0
 2
+__ne__
+false
+true
+false
+true
+true
+true
+true
+__eq__
+true
+false
+true
+false
+false
+false
 __gt__
 false
 true