Merge pull request #284 from jakemcdermott/move-yaml-test

move yaml test to utils

src/util/yaml.test.js

@@ -0,0 +1,70 @@
+import { yamlToJson, jsonToYaml } from './yaml';
+
+describe('yamlToJson', () => {
+  test('should convert to json', () => {
+    const yaml = `
+---
+one: 1
+two: two
+`;
+    expect(yamlToJson(yaml)).toEqual(`{
+  "one": 1,
+  "two": "two"
+}`);
+  });
+
+  test('should remove comments', () => {
+    const yaml = `
+---
+one: 1
+# comment
+two: two
+# comment two
+`;
+    expect(yamlToJson(yaml)).toEqual(`{
+  "one": 1,
+  "two": "two"
+}`);
+  });
+
+  test('should convert empty string to {}', () => {
+    expect(yamlToJson('')).toEqual('{}');
+  });
+
+  test('should convert null to {}', () => {
+    expect(yamlToJson(null)).toEqual('{}');
+  });
+
+  test('should convert empty yaml to {}', () => {
+    expect(yamlToJson('---')).toEqual('{}');
+  });
+
+  test('should throw if invalid yaml given', () => {
+    expect(() => yamlToJson('foo')).toThrow();
+  });
+});
+
+describe('jsonToYaml', () => {
+  test('should convert to yaml', () => {
+    const json = `{
+  "one": 1,
+  "two": "two"
+}
+`;
+    expect(jsonToYaml(json)).toEqual(`one: 1
+two: two
+`);
+  });
+
+  test('should convert empty object to empty yaml doc', () => {
+    expect(jsonToYaml('{}')).toEqual('---\n');
+  });
+
+  test('should convert empty string to empty yaml doc', () => {
+    expect(jsonToYaml('')).toEqual('---\n');
+  });
+
+  test('should throw if invalid json given', () => {
+    expect(() => jsonToYaml('bad data')).toThrow();
+  });
+});