增加了git功能，但是还未完善

node_modules/sha.js/test/vectors.js

@@ -0,0 +1,72 @@
+'use strict';
+
+var tape = require('tape');
+var vectors = require('hash-test-vectors');
+// var from = require('bops/typedarray/from')
+var Buffer = require('safe-buffer').Buffer;
+
+var createHash = require('../');
+
+function makeTest(alg, i, verbose) {
+	var v = vectors[i];
+
+	tape(alg + ': NIST vector ' + i, function (t) {
+		if (verbose) {
+			t.comment(v);
+			t.comment('VECTOR', i);
+			t.comment('INPUT', v.input);
+			t.comment(Buffer.from(v.input, 'base64').toString('hex'));
+		}
+
+		var buf = Buffer.from(v.input, 'base64');
+		t.equal(createHash(alg).update(buf).digest('hex'), v[alg]);
+
+		// eslint-disable-next-line no-param-reassign
+		i = ~~(buf.length / 2);
+		var buf1 = buf.slice(0, i);
+		var buf2 = buf.slice(i, buf.length);
+
+		t.comment(buf1.length + ', ' + buf2.length + ', ' + buf.length);
+		t.comment(createHash(alg)._block.length);
+
+		t.equal(
+			createHash(alg)
+				.update(buf1)
+				.update(buf2)
+				.digest('hex'),
+			v[alg]
+		);
+
+		var j, buf3;
+
+		// eslint-disable-next-line no-param-reassign
+		i = ~~(buf.length / 3);
+		j = ~~(buf.length * 2 / 3);
+		buf1 = buf.slice(0, i);
+		buf2 = buf.slice(i, j);
+		buf3 = buf.slice(j, buf.length);
+
+		t.equal(
+			createHash(alg)
+				.update(buf1)
+				.update(buf2)
+				.update(buf3)
+				.digest('hex'),
+			v[alg]
+		);
+
+		setTimeout(function () {
+			// avoid "too much recursion" errors in tape in firefox
+			t.end();
+		});
+	});
+}
+
+vectors.forEach(function (v, i) {
+	makeTest('sha', i);
+	makeTest('sha1', i);
+	makeTest('sha224', i);
+	makeTest('sha256', i);
+	makeTest('sha384', i);
+	makeTest('sha512', i);
+});