92 lines
2.8 KiB
JavaScript
92 lines
2.8 KiB
JavaScript
'use strict';
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const { test, given, forCases } = require('sazerac');
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const { expect } = require('chai');
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const {
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coveragePercentage,
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colorScale,
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letterScore,
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age,
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version
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} = require('./color-formatters');
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describe('Color formatters', function() {
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const byPercentage = colorScale([Number.EPSILON, 80, 90, 100]);
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test(byPercentage, () => {
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given(-1).expect('red');
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given(0).expect('red');
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given(0.5).expect('yellow');
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given(1).expect('yellow');
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given(50).expect('yellow');
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given(80).expect('yellowgreen');
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given(85).expect('yellowgreen');
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given(90).expect('green');
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given(100).expect('brightgreen');
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given(101).expect('brightgreen');
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forCases([-1, 0, 0.5, 1, 50, 80, 85, 90, 100, 101]
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.map(v => given(v).expect(coveragePercentage(v))))
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.should("return '%s', for parity with coveragePercentage()");
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});
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context('when reversed', function () {
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test(colorScale([7, 30, 180, 365, 730], undefined, true), () => {
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given(3).expect('brightgreen');
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given(7).expect('green');
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given(10).expect('green');
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given(60).expect('yellowgreen');
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given(250).expect('yellow');
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given(400).expect('orange');
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given(800).expect('red');
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});
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});
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test(letterScore, () => {
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given('A').expect('brightgreen');
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given('B').expect('green');
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given('C').expect('yellowgreen');
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given('D').expect('yellow');
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given('E').expect('orange');
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given('F').expect('red');
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given('Z').expect('red');
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});
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const monthsAgo = months => {
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const result = new Date();
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// This looks wack but it works.
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result.setMonth(result.getMonth() - months);
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return result;
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};
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test(age, () => {
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given(Date.now()).describe('when given the current timestamp').expect('brightgreen');
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given(new Date()).describe('when given the current Date').expect('brightgreen');
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given(new Date(2001, 1, 1)).describe('when given a Date many years ago').expect('red');
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given(monthsAgo(2)).describe('when given a Date two months ago').expect('yellowgreen');
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given(monthsAgo(15)).describe('when given a Date 15 months ago').expect('orange');
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});
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test(version, () => {
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forCases([
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given('1.0'),
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given(9),
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given(1.0),
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]).expect('blue');
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forCases([
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given(0.1),
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given('0.9'),
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given('1.0-Beta'),
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given('1.1-alpha'),
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given('6.0-SNAPSHOT'),
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given('1.0.1-dev'),
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given('2.1.6-prerelease'),
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]).expect('orange');
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expect(() => version(null)).to.throw(Error, "Can't generate a version color for null");
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expect(() => version(undefined)).to.throw(Error, "Can't generate a version color for undefined");
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expect(() => version(true)).to.throw(Error, "Can't generate a version color for true");
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expect(() => version({})).to.throw(Error, "Can't generate a version color for [object Object]");
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});
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});
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