import "jest";
import { EditorState } from "prosemirror-state";
import { UxCommand } from "../../constants";
import * as commands from "../commands";
import { Command } from "../../types";
import { uxCommands } from "../../uxCommands";
import { buildEditorState } from "../../__specs__/buildEditorState";
import "../../__specs__/expect.toMapEditorState";

function runInsertHorizontalRuleSuite(command: Command) {
  function test(initial: EditorState, expected: EditorState) {
    expect(command).toMapEditorState(initial, expected);
  }

  it("cursor in empty p", () => {
    test(buildEditorState(({ doc, p }) => doc(p("{^}"))), buildEditorState(({ doc, hr }) => doc(hr())));
  });

  it("cursor in non-empty p splits content", () => {
    test(
      buildEditorState(({ doc, p }) => doc(p("hello{^}world"))),
      buildEditorState(({ doc, hr, p }) => doc(p("hello"), hr(), p("{^}world")))
    );
  });

  it("in list item", () => {
    test(
      buildEditorState(({ doc, ul, li, p }) => doc(ul(li(p("hello{^}world"))))),
      buildEditorState(({ doc, ul, li, hr, p }) => doc(ul(li(p("hello"))), hr(), ul(li(p("{^}world")))))
    );
  });

  it("with wedge selection start of document", () => {
    test(
      buildEditorState(({ doc, hr }) => doc("{wedge}", hr())),
      buildEditorState(({ doc, hr }) => doc(hr(), "{wedge}", hr()))
    );
  });

  it("with wedge selection end of document", () => {
    test(
      buildEditorState(({ doc, hr }) => doc(hr(), "{wedge}")),
      buildEditorState(({ doc, hr }) => doc(hr(), hr(), "{wedge}"))
    );
  });
}

describe(commands.insertHorizontalRule.name, () => {
  runInsertHorizontalRuleSuite(commands.insertHorizontalRule);

  describe("via ui", () => {
    runInsertHorizontalRuleSuite(uxCommands[UxCommand.InsertHorizontalRule]);
  });
});