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author | 2020-11-16 00:10:28 +0100 | |
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committer | 2020-11-16 00:10:28 +0100 | |
commit | e06ec920f7a5d784e674c4c4b4e6d1da3dc7391d (patch) | |
tree | 55713f725f77b44ebfec86e4eec3ce33e71458ca /node_modules/buffer/test/node/test-buffer-badhex.js | |
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api, login, auth
Diffstat (limited to 'node_modules/buffer/test/node/test-buffer-badhex.js')
-rw-r--r-- | node_modules/buffer/test/node/test-buffer-badhex.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/node_modules/buffer/test/node/test-buffer-badhex.js b/node_modules/buffer/test/node/test-buffer-badhex.js new file mode 100644 index 0000000..fd7851d --- /dev/null +++ b/node_modules/buffer/test/node/test-buffer-badhex.js @@ -0,0 +1,46 @@ +'use strict'; +var Buffer = require('../../').Buffer; + + +var assert = require('assert'); +var Buffer = require('../../').Buffer; + +// Test hex strings and bad hex strings +{ + var buf1 = Buffer.alloc(4); + assert.strictEqual(buf1.length, 4); + assert.deepStrictEqual(buf1, new Buffer([0, 0, 0, 0])); + assert.strictEqual(buf1.write('abcdxx', 0, 'hex'), 2); + assert.deepStrictEqual(buf1, new Buffer([0xab, 0xcd, 0x00, 0x00])); + assert.strictEqual(buf1.toString('hex'), 'abcd0000'); + assert.strictEqual(buf1.write('abcdef01', 0, 'hex'), 4); + assert.deepStrictEqual(buf1, new Buffer([0xab, 0xcd, 0xef, 0x01])); + assert.strictEqual(buf1.toString('hex'), 'abcdef01'); + + var buf2 = Buffer.from(buf1.toString('hex'), 'hex'); + assert.strictEqual(buf1.toString('hex'), buf2.toString('hex')); + + var buf3 = Buffer.alloc(5); + assert.strictEqual(buf3.write('abcdxx', 1, 'hex'), 2); + assert.strictEqual(buf3.toString('hex'), '00abcd0000'); + + var buf4 = Buffer.alloc(4); + assert.deepStrictEqual(buf4, new Buffer([0, 0, 0, 0])); + assert.strictEqual(buf4.write('xxabcd', 0, 'hex'), 0); + assert.deepStrictEqual(buf4, new Buffer([0, 0, 0, 0])); + assert.strictEqual(buf4.write('xxab', 1, 'hex'), 0); + assert.deepStrictEqual(buf4, new Buffer([0, 0, 0, 0])); + assert.strictEqual(buf4.write('cdxxab', 0, 'hex'), 1); + assert.deepStrictEqual(buf4, new Buffer([0xcd, 0, 0, 0])); + + var buf5 = Buffer.alloc(256); + for (var i = 0; i < 256; i++) + buf5[i] = i; + + var hex = buf5.toString('hex'); + assert.deepStrictEqual(Buffer.from(hex, 'hex'), buf5); + + var badHex = hex.slice(0, 256) + 'xx' + hex.slice(256, 510); + assert.deepStrictEqual(Buffer.from(badHex, 'hex'), buf5.slice(0, 128)); +} + |