mirror of
https://github.com/ivanizag/izapple2.git
synced 2024-12-22 09:30:19 +00:00
70 lines
1.4 KiB
Go
70 lines
1.4 KiB
Go
package main
|
|
|
|
import (
|
|
"testing"
|
|
)
|
|
|
|
func TestLDA(t *testing.T) {
|
|
var s state
|
|
|
|
executeLine(&s, []uint8{0xA9, 0x42})
|
|
if s.registers.getA() != 0x42 {
|
|
t.Error("Error in LDA #")
|
|
}
|
|
|
|
executeLine(&s, []uint8{0xA0, 0xFE})
|
|
if s.registers.getY() != 0xFE {
|
|
t.Error("Error in LDY #")
|
|
}
|
|
|
|
s.memory[0x38] = 0x87
|
|
executeLine(&s, []uint8{0xA5, 0x38})
|
|
if s.registers.getA() != 0x87 {
|
|
t.Error("Error in LDA zpg")
|
|
}
|
|
|
|
s.memory[0x57] = 0x90
|
|
s.registers.setX(0x10)
|
|
executeLine(&s, []uint8{0xB5, 0x47})
|
|
if s.registers.getA() != 0x90 {
|
|
t.Error("Error in LDA zpg, X")
|
|
}
|
|
|
|
s.memory[0x38] = 0x12
|
|
s.registers.setX(0x89)
|
|
executeLine(&s, []uint8{0xB5, 0xAF})
|
|
if s.registers.getA() != 0x12 {
|
|
t.Error("Error in LDA zpgX with sero page overflow")
|
|
}
|
|
|
|
s.memory[0x1234] = 0x67
|
|
executeLine(&s, []uint8{0xAD, 0x34, 0x12})
|
|
if s.registers.getA() != 0x67 {
|
|
t.Error("Error in LDA abs")
|
|
}
|
|
|
|
s.memory[0xC057] = 0x7E
|
|
s.registers.setX(0x57)
|
|
executeLine(&s, []uint8{0xBD, 0x00, 0xC0})
|
|
if s.registers.getA() != 0x7E {
|
|
t.Error("Error in LDA abs, X")
|
|
}
|
|
|
|
s.memory[0xD059] = 0x7A
|
|
s.registers.setY(0x59)
|
|
executeLine(&s, []uint8{0xB9, 0x00, 0xD0})
|
|
if s.registers.getA() != 0x7A {
|
|
t.Error("Error in LDA abs, Y")
|
|
}
|
|
|
|
s.memory[0x24] = 0x74
|
|
s.memory[0x25] = 0x20
|
|
s.registers.setX(0x04)
|
|
s.memory[0x2074] = 0x66
|
|
executeLine(&s, []uint8{0xA1, 0x20})
|
|
if s.registers.getA() != 0x66 {
|
|
t.Error("Error in LDA (oper,X)")
|
|
}
|
|
|
|
}
|