CotEditor/Tests/GeometryTests.swift
2024-06-11 22:14:10 +09:00

62 lines
1.8 KiB
Swift

//
// EncodingDetectionTests.swift
// Tests
//
// CotEditor
// https://coteditor.com
//
// Created by 1024jp on 2016-07-10.
//
// ---------------------------------------------------------------------------
//
// © 2016-2024 1024jp
//
// 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
//
// https://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 CoreGraphics
import Testing
@testable import CotEditor
struct GeometryTests {
@Test func scale() {
#expect(CGSize.unit.scaled(to: 0.5) == CGSize(width: 0.5, height: 0.5))
#expect(CGPoint(x: 2, y: 1).scaled(to: 2) == CGPoint(x: 4, y: 2))
#expect(CGRect(x: 2, y: 1, width: 2, height: 1).scaled(to: 2) ==
CGRect(x: 4, y: 2, width: 4, height: 2))
}
@Test func rectMid() {
#expect(CGRect(x: 1, y: 2, width: 2, height: 4).mid == CGPoint(x: 2, y: 4))
}
@Test func prefix() {
#expect(-CGPoint(x: 2, y: 3) == CGPoint(x: -2, y: -3))
#expect(-CGSize(width: 2, height: 3) == CGSize(width: -2, height: -3))
}
@Test func offset() {
#expect(CGPoint(x: 2, y: 3).offsetBy(dx: 4, dy: 5) == CGPoint(x: 6, y: 8))
#expect(CGPoint(x: 2, y: 3).offset(by: -CGPoint(x: 2, y: 3)) == .zero)
#expect(CGPoint(x: 2, y: 3).offset(by: -CGSize(width: 2, height: 3)) == .zero)
}
}