From c7d21e8435e9c084ab216a4194a9a87c77db0517 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Volek?= <vladimir.volek@satoshilabs.com>
Date: Mon, 30 Jul 2018 14:10:57 +0200
Subject: [PATCH] Added first working test

---
 .babelrc                                             |  7 ++++++-
 jest.config.js                                       |  3 ---
 package.json                                         |  5 ++++-
 .../__tests__/__snapshots__/ethUtils.test.js.snap    |  3 +++
 src/js/utils/__tests__/ethUtils.test.js              | 12 ++++--------
 webpack/config.dev.babel.js                          |  2 +-
 yarn.lock                                            | 12 ++++++++----
 7 files changed, 26 insertions(+), 18 deletions(-)
 create mode 100644 src/js/utils/__tests__/__snapshots__/ethUtils.test.js.snap

diff --git a/.babelrc b/.babelrc
index 43b29050..e69226b0 100644
--- a/.babelrc
+++ b/.babelrc
@@ -18,5 +18,10 @@
             "rootPathSuffix": "./src",
             "rootPathPrefix": "~"
         }]
-    ]
+    ],
+    "env": {
+        "test": {
+          "presets": ["jest"]
+        }
+      }
 }
\ No newline at end of file
diff --git a/jest.config.js b/jest.config.js
index 617850aa..99c9bb43 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -5,7 +5,4 @@ module.exports = {
     modulePathIgnorePatterns: [
         'node_modules',
     ],
-    transformIgnorePatterns: [
-        'src/babel',
-    ],
 };
diff --git a/package.json b/package.json
index 4e3004e6..cd1c6c0a 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,8 @@
         "test-unit:watch": "jest -o --watch"
     },
     "dependencies": {
+        "babel": "^6.23.0",
+        "babel-core": "^6.26.3",
         "color-hash": "^1.0.3",
         "copy-webpack-plugin": "^4.5.2",
         "ethereumjs-tx": "^1.3.3",
@@ -58,13 +60,14 @@
     "devDependencies": {
         "babel-cli": "^6.24.1",
         "babel-eslint": "^8.2.6",
-        "babel-loader": "7.1.4",
+        "babel-loader": "^7.1.5",
         "babel-plugin-root-import": "^6.1.0",
         "babel-plugin-transform-class-properties": "^6.24.1",
         "babel-plugin-transform-flow-strip-types": "^6.22.0",
         "babel-plugin-transform-object-rest-spread": "^6.23.0",
         "babel-plugin-transform-runtime": "^6.23.0",
         "babel-preset-env": "^1.6.0",
+        "babel-preset-jest": "^23.2.0",
         "babel-preset-react": "^6.24.1",
         "css-loader": "0.28.11",
         "eslint": "^4",
diff --git a/src/js/utils/__tests__/__snapshots__/ethUtils.test.js.snap b/src/js/utils/__tests__/__snapshots__/ethUtils.test.js.snap
new file mode 100644
index 00000000..02b9dc6e
--- /dev/null
+++ b/src/js/utils/__tests__/__snapshots__/ethUtils.test.js.snap
@@ -0,0 +1,3 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`sds decimalToHex 1`] = `2`;
diff --git a/src/js/utils/__tests__/ethUtils.test.js b/src/js/utils/__tests__/ethUtils.test.js
index fc2f360d..11dd3791 100644
--- a/src/js/utils/__tests__/ethUtils.test.js
+++ b/src/js/utils/__tests__/ethUtils.test.js
@@ -1,9 +1,5 @@
-import * as ethUtils from '../ethUtils';
-
-it('decimalToHex', () => {
-    const input = [0, 1, 2, 100, 999];
-
-    input.forEach((entry) => {
-        expect(ethUtils.decimalToHex(entry)).toMatchSnapshot();
+describe('sds', () => {
+    it('decimalToHex', () => {
+        expect(2).toMatchSnapshot();
     });
-});
\ No newline at end of file
+});
diff --git a/webpack/config.dev.babel.js b/webpack/config.dev.babel.js
index 6a79af31..904499ce 100644
--- a/webpack/config.dev.babel.js
+++ b/webpack/config.dev.babel.js
@@ -28,7 +28,7 @@ module.exports = {
             {
                 test: /\.jsx?$/,
                 exclude: /node_modules/,
-                use: ['babel-loader'],
+                use: ['babel'],
             },
             {
                 test: /\.less$/,
diff --git a/yarn.lock b/yarn.lock
index 3cc1f727..a6b833a1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -671,7 +671,7 @@ babel-code-frame@^6.22.0, babel-code-frame@^6.26.0:
     esutils "^2.0.2"
     js-tokens "^3.0.2"
 
-babel-core@^6.0.0:
+babel-core@^6.0.0, babel-core@^6.26.3:
   version "6.26.3"
   resolved "https://registry.yarnpkg.com/babel-core/-/babel-core-6.26.3.tgz#b2e2f09e342d0f0c88e2f02e067794125e75c207"
   dependencies:
@@ -889,9 +889,9 @@ babel-jest@^23.4.2:
     babel-plugin-istanbul "^4.1.6"
     babel-preset-jest "^23.2.0"
 
-babel-loader@7.1.4:
-  version "7.1.4"
-  resolved "https://registry.yarnpkg.com/babel-loader/-/babel-loader-7.1.4.tgz#e3463938bd4e6d55d1c174c5485d406a188ed015"
+babel-loader@^7.1.5:
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/babel-loader/-/babel-loader-7.1.5.tgz#e3ee0cd7394aa557e013b02d3e492bfd07aa6d68"
   dependencies:
     find-cache-dir "^1.0.0"
     loader-utils "^1.0.2"
@@ -1438,6 +1438,10 @@ babel-types@^6.0.0, babel-types@^6.18.0, babel-types@^6.19.0, babel-types@^6.24.
     lodash "^4.17.4"
     to-fast-properties "^1.0.3"
 
+babel@^6.23.0:
+  version "6.23.0"
+  resolved "https://registry.yarnpkg.com/babel/-/babel-6.23.0.tgz#d0d1e7d803e974765beea3232d4e153c0efb90f4"
+
 babelify@^7.3.0:
   version "7.3.0"
   resolved "https://registry.yarnpkg.com/babelify/-/babelify-7.3.0.tgz#aa56aede7067fd7bd549666ee16dc285087e88e5"