wishthis/node_modules/less/test/browser/generator/benchmark.config.js

module.exports = {
    current: {
    // src is used to build list of less files to compile
        src: [
            'benchmark/benchmark.less'
        ],
        options: {
            helpers: 'benchmark/browseroptions.js',
            specs: 'benchmark/browserspec.js',
            outfile: 'tmp/browser/test-runner-benchmark-current.html'
        }
    },
    v3_10_3: {
        // src is used to build list of less files to compile
        src: [
            'benchmark/benchmark.less'
        ],
        options: {
            helpers: 'benchmark/browseroptions.js',
            specs: 'benchmark/browserspec.js',
            outfile: 'tmp/browser/test-runner-benchmark-v3_10_3.html',
            less: 'https://cdnjs.cloudflare.com/ajax/libs/less.js/3.10.3/less.min.js'
        }
    },
    v3_9_0: {
        // src is used to build list of less files to compile
        src: [
            'benchmark/benchmark.less'
        ],
        options: {
            helpers: 'benchmark/browseroptions.js',
            specs: 'benchmark/browserspec.js',
            outfile: 'tmp/browser/test-runner-benchmark-v3_9_0.html',
            less: 'https://cdnjs.cloudflare.com/ajax/libs/less.js/3.9.0/less.min.js'
        }
    },
    v2_7_3: {
        // src is used to build list of less files to compile
        src: [
            'benchmark/benchmark.less'
        ],
        options: {
            helpers: 'benchmark/browseroptions.js',
            specs: 'benchmark/browserspec.js',
            outfile: 'tmp/browser/test-runner-benchmark-v2_7_3.html',
            less: 'https://cdnjs.cloudflare.com/ajax/libs/less.js/2.7.3/less.min.js'
        }
    }
}