Current Dev State

static/js/ketcher2/node_modules/module-deps/test/cache_persistent.js

@@ -0,0 +1,81 @@
+var parser = require('../');
+var test = require('tap').test;
+var path = require('path');
+var fs = require('fs');
+
+var files = {
+    foo: path.join(__dirname, '/files/foo.js'),
+    bar: path.join(__dirname, '/files/bar.js')
+};
+
+test('uses persistent cache', function (t) {
+    t.plan(1);
+    var p = parser({
+        persistentCache: function (file, id, pkg, fallback, cb) {
+            if (file === files.bar) {
+                return fallback(null, cb)
+            }
+            cb(null, {
+                source: 'file at ' + file + '@' + id,
+                package: pkg,
+                deps: { './bar': files.bar }
+            })
+        }
+    });
+    p.end({ id: 'foo', file: files.foo, entry: false });
+
+    var rows = [];
+    p.on('data', function (row) { rows.push(row) });
+    p.on('end', function () {
+        t.same(rows.sort(cmp), [
+            {
+                id: files.bar,
+                file: files.bar,
+                source: fs.readFileSync(files.bar, 'utf8'),
+                deps: {}
+            },
+            {
+                id: 'foo',
+                file: files.foo,
+                source: 'file at ' + files.foo + '@' + files.foo,
+                deps: { './bar': files.bar }
+            }
+        ].sort(cmp));
+    });
+});
+
+test('passes persistent cache error through', function (t) {
+    t.plan(1);
+    var p = parser({
+        persistentCache: function (file, id, pkg, fallback, cb) {
+            cb(new Error('foo'))
+        }
+    });
+    p.end({ id: 'foo', file: files.foo, entry: false });
+    p.on('error', function (err) { t.equals(err.message, 'foo') });
+});
+
+test('allow passing of the raw source as string', function (t) {
+    t.plan(1);
+    var p = parser({
+        persistentCache: function (file, id, pkg, fallback, cb) {
+            fallback(fs.readFileSync(files.bar, 'utf8'), cb)
+        }
+    });
+    p.end({ id: 'foo', file: files.foo, entry: false });
+
+    var rows = [];
+    p.on('data', function (row) { rows.push(row) });
+    p.on('end', function () {
+        t.same(rows.sort(cmp), [
+            {
+                id: 'foo',
+                file: files.foo,
+                source: fs.readFileSync(files.bar, 'utf8'),
+                deps: {}
+            }
+        ].sort(cmp));
+    });
+});
+
+function cmp (a, b) { return a.id < b.id ? -1 : 1 }