* Fix a panic in NotifyCreateIssueComment (caused by string truncation) * more unit tests * refactor * fix some edge cases * use SplitStringAtByteN for comment content
		
			
				
	
	
		
			62 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
| // Copyright 2021 The Gitea Authors. All rights reserved.
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| // Use of this source code is governed by a MIT-style
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| // license that can be found in the LICENSE file.
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| 
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| package util
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| 
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| import (
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| 	"testing"
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| 
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| 	"github.com/stretchr/testify/assert"
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| )
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| 
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| func TestSplitString(t *testing.T) {
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| 	type testCase struct {
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| 		input    string
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| 		n        int
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| 		leftSub  string
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| 		ellipsis string
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| 	}
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| 
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| 	test := func(tc []*testCase, f func(input string, n int) (left, right string)) {
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| 		for _, c := range tc {
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| 			l, r := f(c.input, c.n)
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| 			if c.ellipsis != "" {
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| 				assert.Equal(t, c.leftSub+c.ellipsis, l, "test split %q at %d, expected leftSub: %q", c.input, c.n, c.leftSub)
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| 				assert.Equal(t, c.ellipsis+c.input[len(c.leftSub):], r, "test split %s at %d, expected rightSub: %q", c.input, c.n, c.input[len(c.leftSub):])
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| 			} else {
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| 				assert.Equal(t, c.leftSub, l, "test split %q at %d, expected leftSub: %q", c.input, c.n, c.leftSub)
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| 				assert.Equal(t, "", r, "test split %q at %d, expected rightSub: %q", c.input, c.n, "")
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| 			}
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| 		}
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| 	}
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| 
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| 	tc := []*testCase{
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| 		{"abc123xyz", 0, "", utf8Ellipsis},
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| 		{"abc123xyz", 1, "", utf8Ellipsis},
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| 		{"abc123xyz", 4, "a", utf8Ellipsis},
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| 		{"啊bc123xyz", 4, "", utf8Ellipsis},
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| 		{"啊bc123xyz", 6, "啊", utf8Ellipsis},
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| 		{"啊bc", 5, "啊bc", ""},
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| 		{"啊bc", 6, "啊bc", ""},
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| 		{"abc\xef\x03\xfe", 3, "", asciiEllipsis},
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| 		{"abc\xef\x03\xfe", 4, "a", asciiEllipsis},
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| 		{"\xef\x03", 1, "\xef\x03", ""},
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| 	}
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| 	test(tc, SplitStringAtByteN)
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| 
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| 	tc = []*testCase{
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| 		{"abc123xyz", 0, "", utf8Ellipsis},
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| 		{"abc123xyz", 1, "", utf8Ellipsis},
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| 		{"abc123xyz", 4, "abc", utf8Ellipsis},
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| 		{"啊bc123xyz", 4, "啊bc", utf8Ellipsis},
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| 		{"啊bc123xyz", 6, "啊bc12", utf8Ellipsis},
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| 		{"啊bc", 3, "啊bc", ""},
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| 		{"啊bc", 4, "啊bc", ""},
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| 		{"abc\xef\x03\xfe", 3, "", asciiEllipsis},
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| 		{"abc\xef\x03\xfe", 4, "a", asciiEllipsis},
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| 		{"\xef\x03", 1, "\xef\x03", ""},
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| 	}
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| 	test(tc, SplitStringAtRuneN)
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| }
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