refactor: init cypress-cucumber-preprocessor install.

node_modules/browserify/test/dedupe-deps.js

@@ -0,0 +1,59 @@
+var browserify = require('../');
+var test = require('tap').test;
+
+test('identical content gets deduped and the row gets an implicit dep on the original source', function (t) {
+  t.plan(1)
+
+  var rows = [];
+  browserify()
+    .on('dep', [].push.bind(rows))
+    .require(require.resolve('./dup'), { entry: true })
+    .bundle(check);
+
+  function check(err, src) {
+    if (err) return t.fail(err);
+    var deduped = rows.filter(function (x) { return x.dedupeIndex });
+    var d = deduped[0];
+
+    t.deepEqual(d.deps, { 'dup': d.dedupeIndex }, "adds implicit dep");
+  }
+})
+
+test('identical content gets deduped with fullPaths', function (t) {
+  t.plan(1)
+
+  var rows = [];
+  browserify({fullPaths: true})
+    .on('dep', [].push.bind(rows))
+    .require(require.resolve('./dup'), { entry: true })
+    .bundle(check);
+
+  function check(err, src) {
+    if (err) return t.fail(err);
+    var deduped = rows.filter(function (x) { return x.dedupe });
+    var d = deduped[0];
+
+    t.deepEqual(
+        d.source,
+        'arguments[4]['+ JSON.stringify(d.dedupe) + '][0]'
+        + '.apply(exports,arguments)',
+        "dedupes content"
+    );
+  }
+})
+
+test('identical content does not get deduped with dedupe option false', function (t) {
+  t.plan(1)
+
+  var rows = [];
+  browserify({fullPaths: true, dedupe: false})
+    .on('dep', [].push.bind(rows))
+    .require(require.resolve('./dup'), { entry: true })
+    .bundle(check);
+
+  function check(err, src) {
+    if (err) return t.fail(err);
+    var deduped = rows.filter(function (x) { return x.dedupe });
+    t.equal(deduped.length, 0, 'does not dedupe');
+  }
+})