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145 lines
2.5 KiB
145 lines
2.5 KiB
package main
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import (
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"git.jfdev.de/JonasFranzDEV/hal/hal"
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"git.jfdev.de/JonasFranzDEV/hal/parser"
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"github.com/stretchr/testify/assert"
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"math"
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"testing"
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)
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func TestAddition(t *testing.T) {
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input := []string{
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"1 START",
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"2 IN 0",
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"3 STORE 10",
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"4 IN 0",
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"5 ADD 10",
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"6 OUT 1",
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"7 STOP",
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}
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program, err := parser.ParseProgram(input)
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assert.NoError(t, err)
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module, err := hal.NewHALModule(program, 256, 2, false)
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assert.NoError(t, err)
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module.IO[0] = 10
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err = module.Run()
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assert.NoError(t, err)
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assert.Equal(t, float64(20), module.IO[1])
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}
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func TestMax(t *testing.T) {
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input := []string{
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"00 IN 0",
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"01 STORE 1",
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"02 IN 0",
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"03 STORE 2",
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"04 SUB 1",
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"05 JUMPPOS 9",
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"06 LOAD 1",
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"07 OUT 1",
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"08 STOP",
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"09 LOAD 2",
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"10 OUT 1",
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"11 STOP",
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}
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program, err := parser.ParseProgram(input)
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assert.NoError(t, err)
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module, err := hal.NewHALModule(program, 256, 2, false)
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assert.NoError(t, err)
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module.IO[0] = hal.NewMockIO(10, 15)
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outputMock := hal.NewMockIO()
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module.IO[1] = outputMock
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err = module.Run()
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assert.NoError(t, err)
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assert.Len(t, outputMock.Outputs, 1)
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assert.Equal(t, float64(15), outputMock.Outputs[0])
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}
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func TestNewton1(t *testing.T) {
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input := []string{
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"01 START",
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"02 LOADNUM 1",
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"03 STORE 10",
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"10 MUL 10",
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"11 MUL 10",
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"12 STORE 12",
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"13 MUL 10",
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"14 MUL 10",
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"15 STORE 11",
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"21 LOAD 12",
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"22 MULNUM 5",
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"30 ADD 11",
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"31 SUBNUM 5",
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"32 STORE 20",
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"33 SUB 50",
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"34 JUMPNULL 66",
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"35 LOAD 20",
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"36 STORE 50",
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"40 LOAD 10",
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"41 MUL 10",
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"42 STORE 21",
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"43 MUL 10",
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"44 MUL 10",
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"45 MULNUM 5",
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"46 STORE 22",
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"47 LOAD 21",
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"48 MULNUM 15",
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"49 ADD 22",
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"50 STORE 30",
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"60 LOAD 20",
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"61 DIV 30",
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"62 STORE 40",
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"63 LOAD 10",
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"64 SUB 40",
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"65 JUMP 03",
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"66 LOAD 10",
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"67 OUT 1",
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"68 STOP",
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}
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program, err := parser.ParseProgram(input)
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assert.NoError(t, err)
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module, err := hal.NewHALModule(program, 256, 1, false)
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assert.NoError(t, err)
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outputMock := hal.NewMockIO()
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module.IO[0] = outputMock
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err = module.Run()
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assert.NoError(t, err)
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assert.Len(t, outputMock.Outputs, 1)
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assert.Equal(t, float64(15), outputMock.Outputs[0])
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assert.Equal(t, calculateNewton(1), module.IO[1])
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}
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func f1(x float64) float64 {
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return math.Pow(x, 5) + 5*math.Pow(x, 3) - 5
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}
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func f1derived(x float64) float64 {
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return 5*math.Pow(x, 4) + 15*math.Pow(x, 2)
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}
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func calculateNewton(start float64) float64 {
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var last float64
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x := start
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for x != last {
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last = x
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x = x - f1(x)/f1derived(x)
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}
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return x
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}
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