39 lines
955 B
JavaScript
39 lines
955 B
JavaScript
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var test = require('tape');
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var ss = require('../');
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test('median', function(t) {
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test('can get the median of three numbers', function(t) {
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t.equal(ss.median([1, 2, 3]), 2);
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t.end();
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});
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test('can get the median of two numbers', function(t) {
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t.equal(ss.median([1, 2]), 1.5);
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t.end();
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});
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test('can get the median of four numbers', function(t) {
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t.equal(ss.median([1, 2, 3, 4]), 2.5);
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t.end();
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});
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test('gives null for the median of an empty list', function(t) {
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t.equal(ss.median([]), null);
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t.end();
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});
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test('sorts numbers numerically', function(t) {
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t.equal(ss.median([8, 9, 10]), 9);
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t.end();
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});
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test('does not change the sorting order of its input', function(t) {
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var x = [1, 0];
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t.equal(ss.median(x), 0.5);
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t.equal(x[0], 1);
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t.equal(x[1], 0);
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t.end();
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});
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t.end();
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});
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