Add test for camelCase option

Author: Adam Gruber

test/__snapshots__/test.js.snap

@@ -1,5 +1,18 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
+exports[`sass-extract-js options should NOT convert keys to camelCase when options.camelCase is false 1`] = `
+Object {
+  "MY-VAR": "500px",
+  "My-Cool_var": "400px",
+  "my-var": "200px",
+  "myVar": 0,
+  "my__var--3": "700px",
+  "my_other_vAr": "300px",
+  "my_var": "200px",
+  "my_var_2": "600px",
+}
+`;
+
 exports[`sass-extract-js should convert basic SASS vars 1`] = `
 Object {
   "boolean": true,

test/test.js

@@ -1,6 +1,6 @@
 const path = require('path');
 const sassExtract = require('sass-extract');
-const js = require('../index');
+const createPlugin = require('../lib/plugin');
 
 const testfiles = {
   basic: path.resolve(__dirname, './sass/test-basic.scss'),
@@ -10,8 +10,11 @@ const testfiles = {
   empty: path.resolve(__dirname, './sass/test-empty.scss'),
 };
 
-const getVars = (file, compileOpts = {}) =>
-  sassExtract.renderSync(Object.assign({}, { file }, compileOpts), { plugins: [js] }).vars;
+const getVars = (file, compileOpts = {}, pluginInstance) =>
+  sassExtract.renderSync(
+    Object.assign({}, { file }, compileOpts),
+    { plugins: [pluginInstance || path.resolve('../sass-extract-js')] },
+  ).vars;
 
 describe('sass-extract-js', () => {
   it('should convert basic SASS vars', () => {
@@ -36,4 +39,10 @@ describe('sass-extract-js', () => {
     };
     expect(getVars(testfiles.sassOpts, opts)).toMatchSnapshot();
   });
+
+  describe('options', () => {
+    it('should NOT convert keys to camelCase when options.camelCase is false', () => {
+      expect(getVars(testfiles.camel, {}, createPlugin({ camelCase: false }))).toMatchSnapshot();
+    });
+  });
 });