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Adds more tests

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This commit is contained in:
Felipe Lima 2015-06-14 22:58:05 -07:00
parent a7769ba7f0
commit b793402c90
2 changed files with 34 additions and 4 deletions
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6
app/src/main/kotlin/android/emu6502/Assembler.kt
View File

@ -234,7 +234,7 @@ class Assembler(private var memory: Memory, private val symbols: Symbols) {
val finalParam = param.replace(",Y", "", true).replace(",X", "", true)
pushByte(opcode)
val addr = labels.get(finalParam)
if (addr != null) {
if (addr != -1) {
if (addr < 0 || addr > 0xffff) {
return false
}
@ -259,7 +259,7 @@ class Assembler(private var memory: Memory, private val symbols: Symbols) {
if (opcode == 0xff) {
return false
}
return checkByteOperand(param, opcode, "^\\(([\\w\\$]+)\\),X$")
return checkByteOperand(param, opcode, "^\\(([\\w\\$]+),X\\)$")
}
private fun checkIndirect(param: String, opcode: Int): Boolean {
@ -320,7 +320,7 @@ class Assembler(private var memory: Memory, private val symbols: Symbols) {
var hilo = param.replace("^#([<>]).*$".toRegex(), "$1")
pushByte(opcode)
val addr = labels.get(label)
if (addr != null) {
if (addr != -1) {
when (hilo) {
">" -> {
pushByte(addr.shr(8).and(0xFF))

32
app/src/test/java/android/emu6502/AssemblerTest.java
View File

@ -82,7 +82,7 @@ public class AssemblerTest {
assertThat(assembler.hexdump(), equalTo("0600: A9 01 85 F0 A9 CC 85 F1 6C F0 00"));
}
@Test public void testIndexedIndirect() {
@Test public void testIndirectX() {
List<String> lines = ImmutableList.of(
"LDX #$01",
"LDA #$05",
@ -97,4 +97,34 @@ public class AssemblerTest {
assertThat(assembler.hexdump(),
equalTo("0600: A2 01 A9 05 85 01 A9 06 85 02 A0 0A 8C 05 06 A1 \n0610: 00"));
}
@Test public void testIndirectY() {
List<String> lines = ImmutableList.of(
"LDY #$01",
"LDA #$03",
"STA $01",
"LDA #$07",
"STA $02",
"LDX #$0a",
"STX $0704",
"LDA ($01),Y");
assembler.assembleCode(lines);
assertThat(assembler.hexdump(),
equalTo("0600: A0 01 A9 03 85 01 A9 07 85 02 A2 0A 8E 04 07 B1 \n0610: 01"));
}
@Test public void testJump() {
List<String> lines = ImmutableList.of(
"LDA #$03",
"JMP there",
"BRK",
"BRK",
"BRK",
"there:",
"STA $0200");
assembler.assembleCode(lines);
assertThat(assembler.hexdump(), equalTo("0600: A9 03 4C 08 06 00 00 00 8D 00 02"));
}
}