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Added DJNZ test.

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This commit is contained in:
Thomas Harte 2017-06-19 21:31:56 -04:00
parent cb277b8d1e
commit fadbfdf801
1 changed files with 23 additions and 0 deletions
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23
OSBindings/Mac/Clock SignalTests/Z80MachineCycleTests.swift
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@ -956,4 +956,27 @@ class Z80MachineCycleTests: XCTestCase {
]
)
}
// DJNZ
func testDJNZ() {
test(
program: [
0x06, 0x02, // LD B, 2
0x10, 0xfe, // DJNZ -2
],
busCycles: [
MachineCycle(operation: .readOpcode, length: 4),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .readOpcode, length: 5),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .internalOperation, length: 5),
MachineCycle(operation: .readOpcode, length: 5),
MachineCycle(operation: .read, length: 3),
MachineCycle(operation: .readOpcode, length: 4),
]
)
}
}