1 files changed, 81 insertions, 0 deletions
diff --git a/test/reduceRangeDuplicates.js b/test/reduceRangeDuplicates.js
new file mode 100644
index 0000000..e180841
--- /dev/null
+++ b/test/reduceRangeDuplicates.js
@@ -0,0 +1,81 @@
+const test = require('tape')
+const fs = require('fs')
+const child_process = require('child_process')
+const mktemp = require('mktemp')
+
+function createFeature(housenumber, street, suburb) {
+  return {
+    type: 'Feature',
+    properties: {
+      'addr:housenumber': housenumber,
+      'addr:street': street,
+      'addr:suburb': suburb,
+      'addr:state': 'VIC',
+      'addr:postcode': '0000'
+    },
+    geometry: null
+  }
+}
+
+test('reduceRangeDuplicates', 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 AB = createFeature('304-306', 'Cardigan Street', 'Carlton')
+  const A = createFeature('304', 'Cardigan Street', 'Carlton')
+  const B = createFeature('306', 'Cardigan Street', 'Carlton')
+
+  // all three features to appear in input
+  fs.appendFileSync(inputFile, JSON.stringify(AB) + '\n')
+  fs.appendFileSync(inputFile, JSON.stringify(A) + '\n')
+  fs.appendFileSync(inputFile, JSON.stringify(B) + '\n')
+
+  // output expected to just be endpoints, dropping the range
+  fs.appendFileSync(expectedFile, JSON.stringify(A) + '\n')
+  fs.appendFileSync(expectedFile, JSON.stringify(B) + '\n')
+
+  child_process.execSync(`./bin/reduceRangeDuplicates.js ${inputFile} ${outputFile}`)
+
+  t.same(
+    fs.readFileSync(outputFile),
+    fs.readFileSync(expectedFile),
+    'range with endpoints appearing separately, drops range'
+  )
+
+  fs.unlinkSync(inputFile)
+  fs.unlinkSync(outputFile)
+  fs.unlinkSync(expectedFile)
+
+  t.end()
+})
+
+test('reduceRangeDuplicates', 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 AC = createFeature('249-263', 'Faraday Street', 'Carlton')
+  const B = createFeature('251', 'Faraday Street', 'Carlton')
+
+  // both features to appear in input
+  fs.appendFileSync(inputFile, JSON.stringify(AC) + '\n')
+  fs.appendFileSync(inputFile, JSON.stringify(B) + '\n')
+
+  // output expected to just be range, dropping the midpoint
+  fs.appendFileSync(expectedFile, JSON.stringify(AC) + '\n')
+
+  child_process.execSync(`./bin/reduceRangeDuplicates.js ${inputFile} ${outputFile}`)
+
+  t.same(
+    fs.readFileSync(outputFile),
+    fs.readFileSync(expectedFile),
+    'range with lone midpoint, drops midpoint'
+  )
+
+  fs.unlinkSync(inputFile)
+  fs.unlinkSync(outputFile)
+  fs.unlinkSync(expectedFile)
+
+  t.end()
+})