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rOACCT/node_modules/hash-sum/test.js
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test.js
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			'use strict';

			var _ = require('lodash');
			var test = require('tape');
			var sum = require('./');

			test('creates unique hashes', function (t) {
			var cases = [];

			test_case([0,1,2,3]);
			test_case({0:0,1:1,2:2,3:3});
			test_case({0:0,1:1,2:2,3:3,length:4});
			test_case({url:12});
			test_case({headers:12});
			test_case({headers:122});
			test_case({headers:'122'});
			test_case({headers:{accept:'text/plain'}});
			test_case({payload:[0,1,2,3],headers:[{a:'b'}]});
			test_case({a:function () {}});
			test_case({b:function () {}});
			test_case({b:function (a) {}});
			test_case(function () {});
			test_case(function (a) {});
			test_case(function (b) {});
			test_case(function (a) { return a;});
			test_case(function (a) {return a;});
			test_case('', '\'\'');
			test_case('null', '\'null\'');
			test_case('false', '\'false\'');
			test_case('true', '\'true\'');
			test_case('0', '\'0\'');
			test_case('1', '\'1\'');
			test_case('void 0', '\'void 0\'');
			test_case('undefined', '\'undefined\'');
			test_case(null);
			test_case(false);
			test_case(true);
			test_case(Infinity);
			test_case(-Infinity);
			test_case(NaN);
			test_case(0);
			test_case(1);
			test_case(void 0);
			test_case({});
			test_case({a:{},b:{}});
			test_case({valueOf(){return 1}});
			test_case({valueOf(){return 2}});
			test_case([]);
			test_case(new Date());
			test_case(new Date(2019, 5, 28));
			test_case(new Date(1988, 5, 9));
			test_case(global, 'global');

			const uniqCases = _.uniqBy(cases, 'hash')
			_.uniqBy(cases, 'hash').forEach(function (expected) {
			var matches = _.filter(cases, { hash: expected.hash })
			t.equal(matches.length, 1, expected.hash + ': ' + _.map(matches, 'value').join(' '))
			})

			t.end();

			function test_case(value, name) {
			var hash = sum(value);
			cases.push({ value, hash });
			console.log('%s from:', hash, name \|\| value);
			}
			});

			test('hashes clash if same properties', function (t) {
			equals(function () {}, function () {});
			equals(function (a) {}, function (a) {});
			equals({a:'1'},{a:'1'});
			equals({a:'1',b:1},{b:1,a:'1'});
			equals({valueOf(){return 1}},{valueOf(){return 1}});
			t.end();

			function equals (a, b) {
			t.equal(sum(a), sum(b));
			}
			});