var test = require('tape')

var fs = require('fs')

var columnify = require('../')

var data = [{

name: 'module1',

description: 'some description',

version: '0.0.1',

}, {

name: 'module2',

description: 'another description',

version: '0.2.0',

}, {

name: 'module3',

description: '这是一段描述',

version: '0.3.2'

}]

test('column data can be transformed', function(t) {

t.plan(1)

var expected = fs.readFileSync(__dirname + '/data-transform-expected.txt', 'utf8')

t.equal(columnify(data, {

dataTransform: function(data, column) {

return data.toUpperCase()

}

}).trim(), expected.trim())

})

test('dataTransform gets columns', function(t) {

var COLUMNS = Object.keys(data[0]).length

var ASSERTIONS = 6

t.plan(data.length * COLUMNS * ASSERTIONS)

columnify(data, {

dataTransform: function(data, column) {

t.ok(column, 'has column')

t.ok(column.name, 'column has name')

t.ok(column.align, 'column has align')

t.ok(column.maxWidth, 'column has maxWidth')

t.ok('minWidth' in column, 'column has minWidth')

t.ok('truncate' in column, 'column has truncate')

return data

}

})

})

test('column headings can be transformed', function(t) {

t.plan(1)

var expected = fs

.readFileSync(__dirname + '/data-transform-expected.txt', 'utf8')

.replace(/VERSION/gmi, 'Version')

t.equal(columnify(data, {

dataTransform: function(data, column) {

if (column.name === 'version') column.name = 'Version'

return data.toUpperCase()

}

}).trim(), expected.trim())

})

test('column data can be transformed on a per-column basis', function(t) {

var result = columnify(data, {

config: {

name: {

dataTransform: function(data, column) { // only uppercase name

t.equal(column.name, "name")

return data.toUpperCase()

}

}

}

})

t.ok(result.indexOf('MODULE1') !== -1, 'Module1 name was transformed')

t.ok(result.indexOf('MODULE2') !== -1, 'Module2 name was transformed')

t.ok(result.indexOf('MODULE3') !== -1, 'Module3 name was transformed')

t.ok(result.indexOf('another description') !== -1, 'Description was not transformed')

t.end()

})