try {
var cards = [
[ "ac", "00000" ],
- [ "acac", "00000000000" ],
- [ "acac2c", "00000000000000001" ],
- [ "acks", "00000110011" ],
- [ "acacks", "00000000000110011" ],
+ [ "acqs", "00001100011" ],
+ [ "acks", "00001100100" ],
+ [ "2cac", "00001100101" ],
[ "2c", "00001" ],
[ "3d", "01111" ],
[ "4h", "11101" ],
[ "jd", "10111" ],
[ "qh", "100101" ],
[ "ks", "110011" ],
- [ "ks2c", "101001011101" ],
- [ "KS2C", "101001011101" ],
+ [ "ks2c", "101001011100" ],
+ [ "KS2C", "101001011100" ],
];
for (var i=0; i<cards.length; i++) {
var card = cards[i][0];
e = Entropy.fromString(card);
console.log(e.binary + " " + result);
if (e.binaryStr !== result) {
- return "card entropy not parsed correctly: " + result + " != " + e.binaryStr;
+ return "card entropy " + card + " not parsed correctly: " + result + " != " + e.binaryStr;
}
}
}
// use entropy
page.evaluate(function() {
$(".use-entropy").prop("checked", true).trigger("change");
+ $(".mnemonic-length").val("raw");
$(".entropy").val("00000000 00000000 00000000 00000000").trigger("input");
});
// check the mnemonic is set and address is correct
[ "222F", "16" ],
[ "FFFF", "16" ],
[ "0000101017", "33" ], // 10 events at 3.32 bits per event
- [ "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks", "226" ], // cards are not replaced, so a full deck is not 52^52 entropy which is 296 bits, it's 52!, which is 226 bits
+ [ "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks", "225" ], // cards are not replaced, so a full deck is not 52^52 entropy which is 296 bits, it's 52!, which is 225 bits
]
// use entropy
page.evaluate(function(e) {
entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks",
type: "card (full deck)",
events: 52,
- bits: 226,
- words: 27,
+ bits: 225,
+ words: 21,
strength: "extremely strong",
},
{
entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks3d",
type: "card (full deck, 1 duplicate: 3d)",
events: 53,
- bits: 232,
- words: 27,
+ bits: 231,
+ words: 21,
strength: "extremely strong",
},
{
entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqs3d4d",
type: "card (2 duplicates: 3d 4d, 1 missing: KS)",
events: 53,
- bits: 232,
- words: 27,
+ bits: 231,
+ words: 21,
strength: "extremely strong",
},
{
entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqs3d4d5d6d",
type: "card (4 duplicates: 3d 4d 5d..., 1 missing: KS)",
events: 53,
- bits: 243,
- words: 27,
+ bits: 242,
+ words: 21,
strength: "extremely strong",
},
// Next test was throwing uncaught error in zxcvbn
+ // Also tests 451 bits, ie Math.log2(52!)*2 = 225.58 * 2
{
entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsksac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks",
type: "card (full deck, 52 duplicates: ac 2c 3c...)",
events: 104,
- bits: 452,
- words: 54,
+ bits: 451,
+ words: 42,
strength: "extremely strong",
},
// Case insensitivity to duplicate cards
entropy: "ac2c3c4c5c6c7c8c tcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks",
type: "card (1 missing: 9C)",
events: 51,
- bits: 226,
- words: 27,
+ bits: 225,
+ words: 21,
strength: "extremely strong",
},
{
entropy: "ac2c3c4c5c6c7c8c tcjcqckcad2d3d4d 6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks",
type: "card (2 missing: 9C 5D)",
events: 50,
- bits: 225,
- words: 24,
+ bits: 224,
+ words: 21,
strength: "extremely strong",
},
{
entropy: "ac2c3c4c5c6c7c8c tcjcqckcad2d3d4d 6d7d8d9dtdjd kdah2h3h 5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjsqsks",
type: "card (4 missing: 9C 5D QD...)",
events: 48,
- bits: 221,
- words: 24,
+ bits: 220,
+ words: 18,
strength: "extremely strong",
},
// More than six missing cards does not show message
entropy: "ac2c3c4c5c6c7c8c tcjcqckcad2d3d4d 6d 8d9d jd kdah2h3h 5h6h7h8h9hthjhqhkh 2s3s4s5s6s7s8s9stsjsqsks",
type: "card",
events: 45,
- bits: 214,
- words: 24,
+ bits: 213,
+ words: 18,
+ strength: "extremely strong",
+ },
+ // Additional entropy from each card decreases as deck is depleted.
+ // Check the boundaries of this depletion
+ // See table at https://github.com/iancoleman/bip39/issues/33#issuecomment-262855862
+ // for following values of 'events, bits, words'
+ // 2 cards remaining = 21 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9stsjs",
+ type: "card (2 missing: QS KS)",
+ events: 50,
+ bits: 224,
+ words: 21,
+ strength: "extremely strong",
+ },
+ // 3 cards remaining = 18 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkhas2s3s4s5s6s7s8s9sts",
+ type: "card (3 missing: JS QS KS)",
+ events: 49,
+ bits: 222, // table uses different rounding - 222.99604
+ words: 18,
strength: "extremely strong",
},
+ // 13 cards remaining = 18 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqhkh",
+ type: "card",
+ events: 39,
+ bits: 193,
+ words: 18,
+ strength: "extremely strong",
+ },
+ // 14 cards remaining = 15 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h6h7h8h9hthjhqh",
+ type: "card",
+ events: 38,
+ bits: 189,
+ words: 15,
+ strength: "very strong",
+ },
+ // 21 cards remaining = 15 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h5h",
+ type: "card",
+ events: 31,
+ bits: 160,
+ words: 15,
+ strength: "very strong",
+ },
+ // 22 cards remaining = 12 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqdkdah2h3h4h",
+ type: "card",
+ events: 30,
+ bits: 155,
+ words: 12,
+ strength: "strong",
+ },
+ // 27 cards remaining = 12 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjdqd",
+ type: "card",
+ events: 25,
+ bits: 132,
+ words: 12,
+ strength: "strong",
+ },
+ // 28 cards remaining = 9 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d6d7d8d9dtdjd",
+ type: "card",
+ events: 24,
+ bits: 127,
+ words: 9,
+ strength: "weak",
+ },
+ // 34 cards remaining = 9 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d5d",
+ type: "card",
+ events: 18,
+ bits: 97,
+ words: 9,
+ strength: "weak",
+ },
+ // 35 cards remaining = 6 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqckcad2d3d4d",
+ type: "card",
+ events: 17,
+ bits: 92,
+ words: 6,
+ strength: "very weak",
+ },
+ // 40 cards remaining = 6 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjcqc",
+ type: "card",
+ events: 12,
+ bits: 66,
+ words: 6,
+ strength: "very weak",
+ },
+ // 41 cards remaining = 3 words
+ {
+ entropy: "ac2c3c4c5c6c7c8c9ctcjc",
+ type: "card",
+ events: 11,
+ bits: 61,
+ words: 3,
+ strength: "extremely weak",
+ },
+ // 46 cards remaining = 3 words
+ {
+ entropy: "ac2c3c4c5c6c",
+ type: "card",
+ events: 6,
+ bits: 33,
+ words: 3,
+ strength: "extremely weak",
+ },
+ // 47 cards remaining = 0 words
+ {
+ entropy: "ac2c3c4c5c",
+ type: "card",
+ events: 5,
+ bits: 28,
+ words: 0,
+ strength: "extremely weak",
+ },
];
// use entropy
page.evaluate(function() {
$(".use-entropy").prop("checked", true).trigger("change");
+ $(".mnemonic-length").val("raw");
});
var nextTest = function runNextTest(i) {
function getFeedbackError(expected, actual) {
// use entropy
page.evaluate(function() {
$(".use-entropy").prop("checked", true).trigger("change");
+ $(".mnemonic-length").val("raw");
var entropy = "00000000 00000000 00000000 00000000";
entropy += "11111111 11111111 11111111 1111"; // Missing last byte
$(".entropy").val(entropy).trigger("input");
// use entropy
page.evaluate(function() {
$(".use-entropy").prop("checked", true).trigger("change");
+ $(".mnemonic-length").val("raw");
var entropy = "";
// Generate a very long entropy string
for (var i=0; i<33; i++) {
// use entropy
page.evaluate(function() {
$(".use-entropy").prop("checked", true).trigger("change");
+ $(".mnemonic-length").val("raw");
var entropy = "543210543210543210543210543210543210543210543210543210543210543210543210543210543210543210543210543";
$(".entropy").val(entropy).trigger("input");
});
});
},
+// Github issue 33
+// https://github.com/iancoleman/bip39/issues/33
+// Final cards should contribute entropy
+function() {
+page.open(url, function(status) {
+ // use entropy
+ page.evaluate(function() {
+ $(".use-entropy").prop("checked", true).trigger("change");
+ $(".mnemonic-length").val("raw");
+ $(".entropy").val("7S 9H 9S QH 8C KS AS 7D 7C QD 4S 4D TC 2D 5S JS 3D 8S 8H 4C 3C AC 3S QC 9C JC 7H AD TD JD 6D KH 5C QS 2S 6S 6H JH KD 9D-6C TS TH 4H KC 5H 2H AH 2C 8D 3H 5D").trigger("input");
+ });
+ // get the mnemonic
+ waitForGenerate(function() {
+ var originalPhrase = page.evaluate(function() {
+ return $(".phrase").val();
+ });
+ // Set the last 12 cards to be AS
+ page.evaluate(function() {
+ $(".addresses").empty();
+ $(".entropy").val("7S 9H 9S QH 8C KS AS 7D 7C QD 4S 4D TC 2D 5S JS 3D 8S 8H 4C 3C AC 3S QC 9C JC 7H AD TD JD 6D KH 5C QS 2S 6S 6H JH KD 9D-AS AS AS AS AS AS AS AS AS AS AS AS").trigger("input");
+ });
+ // get the new mnemonic
+ waitForGenerate(function() {
+ var newPhrase = page.evaluate(function() {
+ return $(".phrase").val();
+ });
+ // check raw entropy is in use, ie the first bits should remain the same
+ var startLength = 20;
+ var originalPhraseStart = originalPhrase.substring(0,startLength);
+ var newPhraseStart = newPhrase.substring(0,startLength);
+ if (newPhraseStart != originalPhraseStart) {
+ console.log("Changing last 12 cards changed first portion of mnemonic");
+ console.log("Original:");
+ console.log(originalPhrase);
+ console.log("New:");
+ console.log(newPhrase);
+ fail();
+ }
+ // check the phrase has changed
+ if (newPhrase == originalPhrase) {
+ console.log("Changing last 12 cards does not change mnemonic");
+ console.log("Original:");
+ console.log(originalPhrase);
+ console.log("New:");
+ console.log(newPhrase);
+ fail();
+ }
+ next();
+ });
+ });
+});
+},
+
+
// If you wish to add more tests, do so here...
// Here is a blank test template