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Add tests.

This commit is contained in:
zonble 2022-02-03 00:02:23 +08:00
parent ec2fb7023c
commit b5220cbfe3
2 changed files with 25 additions and 4 deletions
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27
Packages/NSStringUtils/Tests/NSStringUtilsTests/NSStringUtilsTests.swift
View File

@ -2,6 +2,17 @@ import XCTest
@testable import NSStringUtils
final class NSStringUtilsTests: XCTestCase {
func testNextNormal_0() {
let s = NSString("中文")
XCTAssertEqual(s.nextUtf16Position(for: 0), 1)
}
func testNextNormal_1() {
let s = NSString("中文")
XCTAssertEqual(s.nextUtf16Position(for: 1), 2)
}
func testNextWith🌳_0() {
let s = NSString("🌳🌳")
XCTAssertEqual(s.nextUtf16Position(for: 0), 2)
@ -32,6 +43,16 @@ final class NSStringUtilsTests: XCTestCase {
XCTAssertEqual(s.nextUtf16Position(for: 4), 6)
}
func testPrevNormal_0() {
let s = NSString("中文")
XCTAssertEqual(s.previousUtf16Position(for: 1), 0)
}
func testPrevNormal_1() {
let s = NSString("中文")
XCTAssertEqual(s.previousUtf16Position(for: 2), 1)
}
func testPrevWith🌳_0() {
let s = NSString("🌳🌳")
XCTAssertEqual(s.previousUtf16Position(for: 0), 0)
@ -42,17 +63,17 @@ final class NSStringUtilsTests: XCTestCase {
XCTAssertEqual(s.previousUtf16Position(for: 1), 0)
}
func testINextWith🌳_2() {
func testPrevWith🌳_2() {
let s = NSString("🌳🌳")
XCTAssertEqual(s.previousUtf16Position(for: 2), 0)
}
func testINextWith🌳_3() {
func testPrevWith🌳_3() {
let s = NSString("🌳🌳")
XCTAssertEqual(s.previousUtf16Position(for: 3), 0)
}
func testINextWith🌳_4() {
func testPrevWith🌳_4() {
let s = NSString("🌳🌳")
XCTAssertEqual(s.previousUtf16Position(for: 4), 2)
}

2
Source/KeyHandler.mm
View File

@ -577,7 +577,7 @@ static NSString *const kGraphVizOutputfile = @"/tmp/McBopomofo-visualization.dot
if ([input isShiftHold]) {
// Shift + left
if (currentState.cursorIndex > 0) {
NSInteger previousPosition = [currentState.composingBuffer nextUtf16PositionFor:currentState.cursorIndex];
NSInteger previousPosition = [currentState.composingBuffer previousUtf16PositionFor:currentState.cursorIndex];
InputStateMarking *marking = [[InputStateMarking alloc] initWithComposingBuffer:currentState.composingBuffer cursorIndex:currentState.cursorIndex markerIndex:previousPosition readings:[self _currentReadings]];
marking.tooltipForInputting = currentState.tooltip;
stateCallback(marking);