public void ramlabels()
{
//NB ramstart will only take effect on a reset()
//and will be reset by each call to parse
//so to test ramlabels you need to feed in all the data in one go
//as if it is read from a file
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
string lines = " .DATA \ntest: .db \ntest2: .db \n .CODE \n .ORG 0000\n ld hl,test \n ld hl,(test2)";
z.parse(lines, "");
z.link();
z.finallink();
Assert.AreEqual(0x21,z.bytes[0]);
Assert.AreEqual(0x00,z.bytes[1]);
Assert.AreEqual(0x40,z.bytes[2]);
Assert.AreEqual(0x2A, z.bytes[3]);
Assert.AreEqual(0x01, z.bytes[4]);
Assert.AreEqual(0x40, z.bytes[5]);
}
public void labelmath2()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
string lines = " .global test\n nop\n nop\ntest: .db 10,20,30";
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
lines = " .extern test\n nop\n nop\n ld a,(test+1)";
z.partialreset();
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
z.finallink();
Assert.IsFalse(wasCalled);
}
public void labelmath3()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
string lines = "CHLEVS: .ds 5\n ld DE,CHLEVS+1";
z.parse(lines, "");
Assert.IsFalse(wasCalled);
z.link();
Assert.IsFalse(wasCalled);
z.finallink();
Assert.IsFalse(wasCalled);
}
public void globals2()
{
z80assembler z = new z80assembler();
z.loadcommands();
z.ramstart = 0x4000;
z.reset();
var wasCalled = false;
z.DoErr += delegate(string file, int line, string description) { wasCalled = true; };
string lines = " nop\n nop\n nop\ntest: ld hl,test \n nop\n";
z.parse(lines, "");
z.link();
z.partialreset();
Assert.IsFalse(wasCalled);
lines = " .extern test \n nop\n nop\n nop\n ld hl,(test) \n nop\n";
z.parse(lines, "");
z.link();
Assert.IsFalse(wasCalled);
z.finallink();
Assert.IsTrue(wasCalled);
}
