Add node, chai, jest diff comparison

8 files changed, 72 insertions, 0 deletions

diff --git a/assertion/features/chai-variants.feature b/assertion/features/chai-variants.feature
new file mode 100644
index 0000000..0e163cb
--- /dev/null
+++ b/assertion/features/chai-variants.feature
@@ -0,0 +1,7 @@
+Feature: Chai variants
+	Scenario:
+		When I use chai
+		Then I can choose the expect syntax
+
+		When I use chai
+		Then I can choose the should syntax
diff --git a/assertion/features/failure.feature b/assertion/features/failure.feature
new file mode 100644
index 0000000..751fc73
--- /dev/null
+++ b/assertion/features/failure.feature
@@ -0,0 +1,12 @@
+Feature: Failure
+	Scenario:
+		When I use chai
+		Then I see chai diff on failure
+
+	Scenario:
+		When I use jest
+		Then I see jest diff on failure
+
+	Scenario:
+		When I use node
+		Then I see node diff on failure
diff --git a/assertion/features/steps/chai-expect.js b/assertion/features/steps/chai-expect.js
new file mode 100644
index 0000000..44e7c01
--- /dev/null
+++ b/assertion/features/steps/chai-expect.js
@@ -0,0 +1,6 @@
+const { expect } = require('chai')
+const { Then } = require('cucumber')
+
+Then('I can choose the expect syntax', function () {
+  expect(true).to.be.true
+})
diff --git a/assertion/features/steps/chai-failure.js b/assertion/features/steps/chai-failure.js
new file mode 100644
index 0000000..ea3d96e
--- /dev/null
+++ b/assertion/features/steps/chai-failure.js
@@ -0,0 +1,10 @@
+const { expect } = require('chai')
+const { When, Then } = require('cucumber')
+const compared = require('../support/compared')
+
+When('I use chai', function () {
+})
+
+Then('I see chai diff on failure', function () {
+ expect(compared.actual).to.deep.equal(compared.expected)
+})
diff --git a/assertion/features/steps/chai-should.js b/assertion/features/steps/chai-should.js
new file mode 100644
index 0000000..2d733e8
--- /dev/null
+++ b/assertion/features/steps/chai-should.js
@@ -0,0 +1,8 @@
+const { Then } = require('cucumber')
+require('chai').should()
+
+Then('I can choose the should syntax', function () {
+  const boolean = true
+
+  boolean.should.be.true
+})
diff --git a/assertion/features/steps/jest-failure.js b/assertion/features/steps/jest-failure.js
new file mode 100644
index 0000000..e222a7a
--- /dev/null
+++ b/assertion/features/steps/jest-failure.js
@@ -0,0 +1,10 @@
+const expect = require('expect')
+const { When, Then } = require('cucumber')
+const compared = require('../support/compared')
+
+When('I use jest', function () {
+})
+
+Then('I see jest diff on failure', function () {
+  expect(compared.actual).toEqual(compared.expected)
+})
diff --git a/assertion/features/steps/node-failure.js b/assertion/features/steps/node-failure.js
new file mode 100644
index 0000000..7816146
--- /dev/null
+++ b/assertion/features/steps/node-failure.js
@@ -0,0 +1,10 @@
+const assert = require('assert')
+const { When, Then } = require('cucumber')
+const compared = require('../support/compared')
+
+When('I use node', function () {
+})
+
+Then('I see node diff on failure', function () {
+  assert.equal(compared.actual, compared.expected)
+})
diff --git a/assertion/features/support/compared.js b/assertion/features/support/compared.js
new file mode 100644
index 0000000..9c8e70d
--- /dev/null
+++ b/assertion/features/support/compared.js
@@ -0,0 +1,9 @@
+module.exports = {
+  actual: {},
+  expected: [
+    {
+      author: 'Nicolaus Cusanus',
+      title: 'Die belehrte Unwissenheit'
+    }
+  ]
+}