Add test for newton 2

hal_test.go

@@ -115,18 +115,90 @@ func TestNewton1(t *testing.T) {
 	err = module.Run()
 	assert.NoError(t, err)
 
+	calculateNewton := func(start float64) float64 {
+		f1 := func(x float64) float64 {
+			return math.Pow(x, 5) + 5*math.Pow(x, 3) - 5
+		}
+
+		f1derived := func(x float64) float64 {
+			return 5*math.Pow(x, 4) + 15*math.Pow(x, 2)
+		}
+
+		var last float64
+		x := start
+		for x != last {
+			last = x
+			x = x - f1(x)/f1derived(x)
+		}
+		return x
+	}
+
 	assert.Equal(t, calculateNewton(1), module.IO[1])
 }
 
-func f1(x float64) float64 {
-	return math.Pow(x, 5) + 5*math.Pow(x, 3) - 5
+func TestNewton2(t *testing.T) {
+	input := []string{
+		"01 START",
+		"02 LOADNUM 1",
+		"03 STORE 10",
+
+		"10 MUL 10",
+		"11 STORE 11",
+		"12 MUL 10",
+		"13 MUL 10",
+		"14 MUL 10",
+		"15 STORE 20",
+		"16 MUL 10",
+		"17 MULNUM 8",
+		"18 STORE 12",
+		"19 LOAD 11",
+		"20 MULNUM 3",
+		"21 ADD 12",
+		"22 SUBNUM 3",
+		"23 STORE 15",
+
+		"24 SUB 50",
+		"25 JUMPNULL 45",
+		"26 LOAD 15",
+		"27 STORE 50",
+
+		"30 LOAD 20",
+		"31 MULNUM 48",
+		"32 STORE 21",
+		"33 LOAD 10",
+		"34 MULNUM 6",
+		"35 ADD 21",
+		"36 STORE 25",
+
+		"40 LOAD 15",
+		"41 DIV 25",
+		"42 MULNUM -1",
+		"43 ADD 10",
+		"44 JUMP 03",
+
+		"45 LOAD 10",
+		"46 OUT 1",
+		"47 STOP",
 	}
 
-func f1derived(x float64) float64 {
-	return 5*math.Pow(x, 4) + 15*math.Pow(x, 2)
+	program, err := parser.ParseProgram(input)
+	assert.NoError(t, err)
+
+	module, err := hal.NewHALModule(program, 256, 2, false)
+	assert.NoError(t, err)
+
+	err = module.Run()
+	assert.NoError(t, err)
+
+	calculateNewton := func(start float64) float64 {
+		f1 := func(x float64) float64 {
+			return 8*math.Pow(x, 6) + 3*math.Pow(x, 2) - 3
+		}
+
+		f1derived := func(x float64) float64 {
+			return 48*math.Pow(x, 5) + 6*x
 		}
 
-func calculateNewton(start float64) float64 {
 		var last float64
 		x := start
 		for x != last {
@@ -135,3 +207,6 @@ func calculateNewton(start float64) float64 {
 		}
 		return x
 	}
+
+	assert.Equal(t, calculateNewton(1), module.IO[1])
+}