material-components_material-components-ios/components/ButtonBar/tests/unit/ButtonBarIssue328Tests.swift

/*
Copyright 2016-present the Material Components for iOS authors. All Rights Reserved.

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/

import XCTest
import MaterialComponents.MaterialButtonBar
import MaterialComponents.MaterialButtons

// Tests confirming that the Button Bar button ink configuration is:
//
// - Bounded for buttons with text.
// - Unbounded for icon-only buttons.
//
// Based on issue https://github.com/material-components/material-components-ios/issues/328
class ButtonBarIssue328Tests: XCTestCase {

  var buttonBar: MDCButtonBar!

  override func setUp() {
    buttonBar = MDCButtonBar()
  }

  func testTextButtons() {
    let items = [UIBarButtonItem(title: "Text", style: .plain, target: nil, action: nil)]
    buttonBar.items = items

    for view in buttonBar.subviews {
      if let button = view as? MDCButton {
        XCTAssertTrue(button.inkStyle == .bounded)
      }
    }
  }

  func testIconButtons() {
    let items = [UIBarButtonItem(image: UIImage(), style: .plain, target: nil, action: nil)]
    buttonBar.items = items

    for view in buttonBar.subviews {
      if let button = view as? MDCButton {
        XCTAssertTrue(button.inkStyle == .unbounded)
      }
    }
  }

  func testTextIconButtons() {
    let item = UIBarButtonItem(image: UIImage(), style: .plain, target: nil, action: nil)
    item.title = "Text"
    let items = [item]
    buttonBar.items = items

    for view in buttonBar.subviews {
      if let button = view as? MDCButton {
        XCTAssertTrue(button.inkStyle == .bounded)
      }
    }
  }
}