1 files changed, 64 insertions, 0 deletions
diff --git a/node_modules/es6-error/test/index.js b/node_modules/es6-error/test/index.js
new file mode 100644
index 000000000..7e98e2de5
--- /dev/null
+++ b/node_modules/es6-error/test/index.js
@@ -0,0 +1,64 @@
+import { expect } from 'chai';
+import ExtendableError from '../src/index';
+
+class TestError extends ExtendableError {}
+class SubTestError extends TestError {}
+
+describe('ExtendableError', () => {
+  it('instance of', () => {
+    let err = new ExtendableError();
+    expect(err).to.be.an.instanceof(Error);
+    expect(err).to.be.an.instanceof(ExtendableError);
+
+    let err2 = new TestError();
+    expect(err2).to.be.an.instanceof(Error);
+    expect(err2).to.be.an.instanceof(ExtendableError);
+    expect(err2).to.be.an.instanceof(TestError);
+
+    let err3 = new SubTestError();
+    expect(err3).to.be.an.instanceof(Error);
+    expect(err3).to.be.an.instanceof(ExtendableError);
+    expect(err3).to.be.an.instanceof(TestError);
+    expect(err3).to.be.an.instanceof(SubTestError);
+  });
+
+  it('.name', () => {
+    let err = new ExtendableError();
+    expect(err.name).to.equal('ExtendableError');
+
+    let err2 = new TestError();
+    expect(err2.name).to.equal('TestError');
+
+    let err3 = new SubTestError();
+    expect(err3.name).to.equal('SubTestError');
+  });
+
+  it('name is not enumerable', () => {
+    let err = new ExtendableError();
+    expect(err.propertyIsEnumerable('name')).to.be.false;
+  });
+
+  it('.stack', () => {
+    let err = new ExtendableError();
+    expect(err.stack).to.be.a('string');
+
+    let err2 = new TestError();
+    expect(err2.stack).to.be.a('string');
+  });
+
+  it('#toString', () => {
+    let err = new ExtendableError();
+    expect(err.toString()).to.equal('ExtendableError');
+
+    let err2 = new TestError();
+    expect(err2.toString()).to.equal('TestError');
+
+    let err3 = new SubTestError();
+    expect(err3.toString()).to.equal('SubTestError');
+  });
+
+  it('.message', () => {
+    let err = new ExtendableError('error occurred');
+    expect(err.message).to.equal('error occurred');
+  })
+});