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const test = require('tape')
const fs = require('fs')
const child_process = require('child_process')
const mktemp = require('mktemp')
function createFeature(options) {
return {
type: 'Feature',
properties: {
...(options.flats && {'addr:flats': options.flats}),
...(options.unit && {'addr:unit': options.unit}),
'addr:housenumber': options.housenumber,
'addr:street': options.street,
'addr:suburb': options.suburb,
'addr:state': 'VIC',
'addr:postcode': '0000'
},
geometry: options.coordinates ? {
type: 'Point',
coordinates: options.coordinates
} : null
}
}
test('reduceOverlap distinct geometries', t => {
const inputFile = mktemp.createFileSync('/tmp/input_XXXXX.geojson')
const outputFile = mktemp.createFileSync('/tmp/output_XXXXX.geojson')
const expectedFile = mktemp.createFileSync('/tmp/expected_XXXXX.geojson')
const A = createFeature({
housenumber: '304',
street: 'Cardigan Street',
suburb: 'Carlton',
coordinates: [0, 0]
})
const B = createFeature({
housenumber: '304',
street: 'Cardigan Street',
suburb: 'Carlton',
coordinates: [1, 1]
})
// both features to appear in input
fs.appendFileSync(inputFile, JSON.stringify(A) + '\n')
fs.appendFileSync(inputFile, JSON.stringify(B) + '\n')
// output expected to both inputs since they aren't overlapping
fs.appendFileSync(expectedFile, JSON.stringify(A) + '\n')
fs.appendFileSync(expectedFile, JSON.stringify(B) + '\n')
try {
child_process.execSync(`./bin/reduceOverlap.js --verbose ${inputFile} ${outputFile}`)
} catch (err) {
t.fail(err.stdout.toString())
}
t.same(
fs.readFileSync(outputFile, 'utf-8').trim().split('\n').map(JSON.parse),
fs.readFileSync(expectedFile, 'utf-8').trim().split('\n').map(JSON.parse),
'same address at different location is not reduced'
)
fs.unlinkSync(inputFile)
fs.unlinkSync(outputFile)
fs.unlinkSync(expectedFile)
t.end()
})
test('reduceOverlap matching geometries different attributes', t => {
const inputFile = mktemp.createFileSync('/tmp/input_XXXXX.geojson')
const outputFile = mktemp.createFileSync('/tmp/output_XXXXX.geojson')
const expectedFile = mktemp.createFileSync('/tmp/expected_XXXXX.geojson')
const A = createFeature({
housenumber: '100',
street: 'Foo Street',
suburb: 'A',
coordinates: [0, 0]
})
const B = createFeature({
housenumber: '200',
street: 'Bar Street',
suburb: 'B',
coordinates: [0, 0]
})
// both features to appear in input
fs.appendFileSync(inputFile, JSON.stringify(A) + '\n')
fs.appendFileSync(inputFile, JSON.stringify(B) + '\n')
// output expected to retain both inputs
fs.appendFileSync(expectedFile, JSON.stringify(A) + '\n')
fs.appendFileSync(expectedFile, JSON.stringify(B) + '\n')
try {
child_process.execSync(`./bin/reduceOverlap.js --verbose ${inputFile} ${outputFile}`)
} catch (err) {
t.fail(err.stdout.toString())
}
t.same(
fs.readFileSync(outputFile, 'utf-8').trim().split('\n').map(JSON.parse),
fs.readFileSync(expectedFile, 'utf-8').trim().split('\n').map(JSON.parse),
'different address at same location is retained'
)
fs.unlinkSync(inputFile)
fs.unlinkSync(outputFile)
fs.unlinkSync(expectedFile)
t.end()
})
test('reduceOverlap matching geometries adjoining ranges', t => {
const inputFile = mktemp.createFileSync('/tmp/input_XXXXX.geojson')
const outputFile = mktemp.createFileSync('/tmp/output_XXXXX.geojson')
const expectedFile = mktemp.createFileSync('/tmp/expected_XXXXX.geojson')
const A = createFeature({
housenumber: '51',
street: 'Cardigan Street',
suburb: 'Carlton',
coordinates: [0, 0]
})
const B = createFeature({
housenumber: '53',
street: 'Cardigan Street',
suburb: 'Carlton',
coordinates: [0, 0]
})
const C = createFeature({
housenumber: '55-57',
street: 'Cardigan Street',
suburb: 'Carlton',
coordinates: [0, 0]
})
const result = createFeature({
housenumber: '51-57',
street: 'Cardigan Street',
suburb: 'Carlton',
coordinates: [0, 0]
})
// all features to appear in input
fs.appendFileSync(inputFile, JSON.stringify(A) + '\n')
fs.appendFileSync(inputFile, JSON.stringify(B) + '\n')
fs.appendFileSync(inputFile, JSON.stringify(C) + '\n')
// output expected to join the ranges
fs.appendFileSync(expectedFile, JSON.stringify(result) + '\n')
try {
child_process.execSync(`./bin/reduceOverlap.js --verbose ${inputFile} ${outputFile}`)
} catch (err) {
t.fail(err.stdout.toString())
}
t.same(
fs.readFileSync(outputFile, 'utf-8').trim().split('\n').map(JSON.parse),
fs.readFileSync(expectedFile, 'utf-8').trim().split('\n').map(JSON.parse),
'adjoining ranges at same location is merged'
)
fs.unlinkSync(inputFile)
fs.unlinkSync(outputFile)
fs.unlinkSync(expectedFile)
t.end()
})
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