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added more unit tests for LDA(absolute long, absolute long indexed x)

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Preston Skupinski 2011-09-02 22:43:47 -04:00
parent 3f23b8f7f7
commit b4bda09bf6
1 changed files with 52 additions and 0 deletions
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test/tests.js
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@ -240,6 +240,58 @@ function test_lda() {
equals(cpu.p.e, 0, "Hidden e flag of the p status register should be 0 "+
"for native mode.");
});
test("Ensure that LDA absolute long works for 8-bit memory/accumulator "+
"mode.", function() {
var cpu = new CPU_65816();
cpu.execute("18fba9fa8fffeeaaa900afffeeaa");
equals(cpu.r.a, 0xfa, "The accumulator should be 0xfa when LDA "+
"loads an 8-bit value from $aaeeff using "+
"absolute long addressing mode.");
equals(cpu.p.m, 1, "The m flag of the p status register should be 1 for "+
"8-bit memory/accumulator mode.");
equals(cpu.p.e, 0, "Hidden e flag of the p status register should be 0 "+
"for native mode.");
});
test("Ensure that LDA absolute long works for 16-bit memory/accumulator "+
"mode.", function() {
var cpu = new CPU_65816();
cpu.execute("18fbc220a9fefa8fffeeaaa90000afffeeaa");
equals(cpu.r.a, 0xfafe, "The accumulator should be 0xfafe when LDA "+
"loads a 16-bit value from $aaeeff using "+
"absolute long addressing mode.");
equals(cpu.p.m, 0, "The m flag of the p status register should be 0 for "+
"16-bit memory/accumulator mode.");
equals(cpu.p.e, 0, "Hidden e flag of the p status register should be 0 "+
"for native mode.");
});
test("Ensure that LDA absolute long indexed by the x register works for "+
"8-bit memory/accumulator mode.", function() {
var cpu = new CPU_65816();
cpu.execute("18fba9fe8fffeeaaa202a900bffdeeaa");
equals(cpu.r.a, 0xfe, "The accumulator should be 0xfe when LDA "+
"loads an 8-bit value from $aaeeff using "+
"absolute long indexed x addressing mode.");
equals(cpu.r.x, 2, "The x register should be 2 in order to be used as "+
"an index to reach the correct address.");
equals(cpu.p.m, 1, "The m flag of the p status register should be 1 for "+
"8-bit memory/accumulator mode.");
equals(cpu.p.e, 0, "Hidden e flag of the p status register should be 0 "+
"for native mode.");
});
test("Ensure that LDA absolute long indexed by the x register works for "+
"16-bit memory/accumulator mode.", function() {
var cpu = new CPU_65816();
cpu.execute("18fbc220a9fefa8fffeeaaa203a90000bffceeaa");
equals(cpu.r.a, 0xfafe, "The accumulator should be 0xfafe when LDA "+
"loads a 16-bit value from $aaeeff using "+
"absolute long indexed x addressing mode.");
equals(cpu.r.x, 3, "The x register should be 3 in order to be used as "+
"an index to reach the correct address.");
equals(cpu.p.m, 0, "The m flag of the p status register should be 0 for "+
"16-bit memory/accumulator mode.");
equals(cpu.p.e, 0, "Hidden e flag of the p status register should be 0 "+
"for native mode.");
});
}
function test_emulation_mode() {