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i6502/ram_test.go
2014-08-21 10:02:38 +02:00

29 lines
524 B
Go

package i6502
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestRamAsMemory(t *testing.T) {
assert.Implements(t, (*Memory)(nil), new(Ram))
}
func TestRamSize(t *testing.T) {
ram, _ := NewRam(0x8000) // 32 kB
assert.Equal(t, 0x8000, ram.Size())
}
func TestRamReadWrite(t *testing.T) {
ram, _ := NewRam(0x8000) // 32 kB
// Ram zeroed out initially
for i := 0; i < 0x8000; i++ {
assert.Equal(t, 0x00, ram.data[i])
}
ram.WriteByte(0x1000, 0x42)
assert.Equal(t, 0x42, ram.ReadByte(0x1000))
}