29 lines
744 B
JavaScript
29 lines
744 B
JavaScript
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var vm = require('vm');
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var fs = require('fs');
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var emu = require('gen/common/emu.js');
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function assert(b, msg) {
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if (!b) { throw new Error(msg); }
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}
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function assertEquals(a,b) {
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assert(a==b, a + " != " + b);
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}
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describe('Address decoder', function() {
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it('Should work empty', function() {
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var decoder = new emu.AddressDecoder([]);
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assertEquals(0, decoder(0x1234));
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assertEquals(0, decoder(0x123456));
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});
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it('Should work with 1 range', function() {
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var decoder = new emu.AddressDecoder([
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[0x1000, 0x7fff, 0xff, function(a) { return a+2; }]
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]);
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assertEquals(0, decoder(0xfff));
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assertEquals(2, decoder(0x1000));
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assertEquals(1, decoder(0x7fff));
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assertEquals(0, decoder(0x8000));
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});
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});
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