Get an initial test harness in place

Signed-off-by: Nathan Sobo <[email protected]>

Author: Antonio Scandurra

.gitignore

@@ -1,6 +1,2 @@
 node_modules
-*.swp
-lib
 npm-debug.log
-.coffee
-api.json

lib/transceiver.js

@@ -0,0 +1,19 @@
+module.exports =
+class Transceiver {
+  constructor (buffer, channel) {
+    buffer.onDidChangeText(this.didChangeText.bind(this))
+    channel.didReceive = this.didReceive.bind(this)
+  }
+
+  didReceive (operation) {
+
+  }
+
+  didChangeText (changes) {
+    // transform
+
+    // for (const transformedOperation of transformedOperations) {
+    //   this.channel.send(transformedOperation)
+    // }
+  }
+}

package.json

@@ -17,6 +17,8 @@
   "devDependencies": {
     "electron": "1.6",
     "mocha": "^3.4.1",
+    "random-seed": "^0.3.0",
+    "text-buffer": "^13.0.0-0",
     "yargs": "^8.0.1"
   }
 }

test/helpers/random.js

@@ -0,0 +1,42 @@
+const WORDS = require('./words')
+const {Point, Range} = require('text-buffer')
+
+exports.getRandomBufferRange = function getRandomBufferRange (random, buffer) {
+  const endRow = random(buffer.getLineCount())
+  const startRow = random.intBetween(0, endRow)
+  const startColumn = random(buffer.lineForRow(startRow).length + 1)
+  const endColumn = random(buffer.lineForRow(endRow).length + 1)
+  return Range(Point(startRow, startColumn), Point(endRow, endColumn))
+}
+
+exports.buildRandomLines = function buildRandomLines (random, maxLines) {
+  const lines = []
+
+  for (let i = 0; i < random(maxLines); i++) {
+    lines.push(buildRandomLine(random))
+  }
+
+  return lines.join('\n')
+}
+
+function buildRandomLine (random) {
+  const line = []
+
+  for (let i = 0; i < random(5); i++) {
+    const n = random(10)
+
+    if (n < 2) {
+      line.push('\t')
+    } else if (n < 4) {
+      line.push(' ')
+    } else {
+      if (line.length > 0 && !/\s/.test(line[line.length - 1])) {
+        line.push(' ')
+      }
+
+      line.push(WORDS[random(WORDS.length)])
+    }
+  }
+
+  return line.join('')
+}