73 lines
2.4 KiB
C#
73 lines
2.4 KiB
C#
using Age.Engine.Model;
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using Age.Engine.Sys4;
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using Age.Engine.Vm;
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using Xunit;
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public class ExitRequestTests
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{
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private static Operand I(long value) => new(0, value);
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private static Operand G(long address) => new(3, address);
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[Fact]
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public void ThrowExitRequestDoesNotFallThroughToFollowingBytecode()
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{
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var table = OpcodeTableJson.Load(Paths.OpcodesJson);
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var script = ScriptAssembler.Assemble(table, "TITLE.BIN", new List<(int, Operand[])>
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{
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(0x1, Array.Empty<Operand>()),
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(0x55, new[] { G(0x7000), I(1) }),
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}, Array.Empty<string>());
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var vm = new VirtualMachine(script, table, new RecordingHost());
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vm.Run();
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Assert.Equal("exit-request", vm.HaltReason);
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Assert.False(vm.Globals.ContainsKey(0x7000));
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}
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[Fact]
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public void ThrowExitRequestEscapesNestedScriptFrames()
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{
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var table = OpcodeTableJson.Load(Paths.OpcodesJson);
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var root = ScriptAssembler.Assemble(table, "SYSTEM4.BIN", new List<(int, Operand[])>
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{
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(0x3, new[] { I(1) }),
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(0x55, new[] { G(0x7001), I(1) }),
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}, Array.Empty<string>());
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var child = ScriptAssembler.Assemble(table, "TITLE.BIN", new List<(int, Operand[])>
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{
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(0x1, Array.Empty<Operand>()),
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(0x55, new[] { G(0x7002), I(1) }),
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}, Array.Empty<string>());
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var vm = new VirtualMachine(root, table, new RecordingHost(), provider: new MapProvider(new()
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{
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[1] = child,
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}));
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vm.Run();
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Assert.Equal("exit-request", vm.HaltReason);
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Assert.False(vm.Globals.ContainsKey(0x7001));
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Assert.False(vm.Globals.ContainsKey(0x7002));
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}
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[Fact]
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public void DebugIgnoreExitRequestFallsThroughToFollowingBytecode()
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{
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var table = OpcodeTableJson.Load(Paths.OpcodesJson);
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var script = ScriptAssembler.Assemble(table, "TITLE.BIN", new List<(int, Operand[])>
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{
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(0x1, Array.Empty<Operand>()),
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(0x55, new[] { G(0x7000), I(1) }),
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(0x2, Array.Empty<Operand>()),
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}, Array.Empty<string>());
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var vm = new VirtualMachine(script, table, new RecordingHost(),
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new VmOptions(IgnoreExitRequests: true));
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vm.Run();
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Assert.Equal("exit", vm.HaltReason);
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Assert.Equal(1, vm.Globals[0x7000]);
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}
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}
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