From 7d5e6412bef7fd457e22532faf859e551f8196fc Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Fri, 6 Mar 2020 11:28:26 +0000
Subject: Add latest changes from gitlab-org/gitlab@master

---
 spec/javascripts/editor/editor_lite_spec.js | 49 +++++++++++++++++++++++++++++
 1 file changed, 49 insertions(+)

(limited to 'spec/javascripts')

diff --git a/spec/javascripts/editor/editor_lite_spec.js b/spec/javascripts/editor/editor_lite_spec.js
index 154daccf82d..106264aa13f 100644
--- a/spec/javascripts/editor/editor_lite_spec.js
+++ b/spec/javascripts/editor/editor_lite_spec.js
@@ -1,5 +1,6 @@
 import { editor as monacoEditor, Uri } from 'monaco-editor';
 import Editor from '~/editor/editor_lite';
+import { DEFAULT_THEME, themes } from '~/ide/lib/themes';
 
 describe('Base editor', () => {
   let editorEl;
@@ -108,4 +109,52 @@ describe('Base editor', () => {
       expect(editor.model.getLanguageIdentifier().language).toEqual('plaintext');
     });
   });
+
+  describe('syntax highlighting theme', () => {
+    let themeDefineSpy;
+    let themeSetSpy;
+    let defaultScheme;
+
+    beforeEach(() => {
+      themeDefineSpy = spyOn(monacoEditor, 'defineTheme');
+      themeSetSpy = spyOn(monacoEditor, 'setTheme');
+      defaultScheme = window.gon.user_color_scheme;
+    });
+
+    afterEach(() => {
+      window.gon.user_color_scheme = defaultScheme;
+    });
+
+    it('sets default syntax highlighting theme', () => {
+      const expectedTheme = themes.find(t => t.name === DEFAULT_THEME);
+
+      editor = new Editor();
+
+      expect(themeDefineSpy).toHaveBeenCalledWith(DEFAULT_THEME, expectedTheme.data);
+      expect(themeSetSpy).toHaveBeenCalledWith(DEFAULT_THEME);
+    });
+
+    it('sets correct theme if it is set in users preferences', () => {
+      const expectedTheme = themes.find(t => t.name !== DEFAULT_THEME);
+
+      expect(expectedTheme.name).not.toBe(DEFAULT_THEME);
+
+      window.gon.user_color_scheme = expectedTheme.name;
+      editor = new Editor();
+
+      expect(themeDefineSpy).toHaveBeenCalledWith(expectedTheme.name, expectedTheme.data);
+      expect(themeSetSpy).toHaveBeenCalledWith(expectedTheme.name);
+    });
+
+    it('falls back to default theme if a selected one is not supported yet', () => {
+      const name = 'non-existent-theme';
+      const nonExistentTheme = { name };
+
+      window.gon.user_color_scheme = nonExistentTheme.name;
+      editor = new Editor();
+
+      expect(themeDefineSpy).not.toHaveBeenCalled();
+      expect(themeSetSpy).toHaveBeenCalledWith(DEFAULT_THEME);
+    });
+  });
 });
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