diff --git a/lib/import.js b/lib/import.js
index 16b77f2..dc3a4e9 100644
--- a/lib/import.js
+++ b/lib/import.js
@@ -1,4 +1,20 @@
+const makeStream = require('./stream');
+
 module.exports = importNmea;
 
-function importNmea() {
+/* global WritableStream */
+
+/**
+ * Parses ASCII stream containing NMEA messages into Furkot's trip
+ * @param {ReadableStream} from
+ */
+async function importNmea(from) {
+  const stream = makeStream();
+  let trip = [];
+
+  await from.pipeThrough(stream).pipeTo(new WritableStream({
+    write: packet => trip.push(packet)
+  }));
+
+  return trip;
 }
diff --git a/lib/stream.js b/lib/stream.js
new file mode 100644
index 0000000..fd68076
--- /dev/null
+++ b/lib/stream.js
@@ -0,0 +1,49 @@
+const nmea = require("nmea-simple");
+
+module.exports = makeStream;
+
+/* global TransformStream */
+
+function makeStream() {
+  return new TransformStream(makeSource());
+}
+
+function makeSource() {
+  let prefix = '';
+  return {
+    transform,
+    flush
+  };
+
+  /**
+   * @param {String} chunk
+   * @param {TransformStreamDefaultController} controller
+   */
+  function transform(chunk, controller) {
+    const lines = chunk.split(/[\n\l]/);
+    if (prefix) {
+      lines[0] = prefix + lines[0];
+    }
+    prefix = lines.length > 1 ? lines.pop() : '';
+    for (const line of lines) {
+      if (line[0] === '$') {
+        const packet = nmea.parseNmeaSentence(line);
+        controller.enqueue(packet);
+      }
+    }
+  }
+
+  /**
+   * @param {TransformStreamDefaultController} controller
+   */
+  function flush(controller) {
+    if (prefix[0] === '$') {
+      const packet = nmea.parseNmeaSentence(prefix);
+      controller.enqueue(packet);
+    }
+  }
+}
+
+
+
+
diff --git a/package.json b/package.json
index 4e382d9..bac897a 100644
--- a/package.json
+++ b/package.json
@@ -14,7 +14,9 @@
     "nmea",
     "furkot"
   ],
-  "dependencies": {},
+  "dependencies": {
+    "nmea-simple": "^3.3.0"
+  },
   "devDependencies": {
     "@pirxpilot/jshint": "^3.0.1"
   },
diff --git a/test/fixtures/example.json b/test/fixtures/example.json
new file mode 100644
index 0000000..fe51488
--- /dev/null
+++ b/test/fixtures/example.json
@@ -0,0 +1 @@
+[]
diff --git a/test/fixtures/example.log b/test/fixtures/example.log
new file mode 100644
index 0000000..1134bb5
--- /dev/null
+++ b/test/fixtures/example.log
@@ -0,0 +1,549 @@
+@Olympus/+0100/+0100
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diff --git a/test/import.js b/test/import.js
index 55c5900..e887b2f 100644
--- a/test/import.js
+++ b/test/import.js
@@ -1,8 +1,24 @@
 const test = require('node:test');
 const assert = require('node:assert/strict');
-const importNmea = require('../');
 
-test.todo('import-nmea must have at least one test', function () {
-  importNmea();
-  assert.ok(true, 'Need to write tests.');
+const { createReadStream } = require('node:fs');
+const path = require('node:path');
+const { Readable } = require('node:stream');
+
+const parse = require('../');
+
+
+test('parse track', async function () {
+  const stream = createFromStream('/fixtures/example.log');
+  const trip = await parse(stream);
+  const expected = require('./fixtures/example.json');
+  assert.deepEqual(trip, expected);
 });
+
+/* global TextDecoderStream */
+
+function createFromStream(file) {
+  const name = path.join(__dirname, file);
+  const stream = createReadStream(name);
+  return Readable.toWeb(stream).pipeThrough(new TextDecoderStream('ascii'));
+}