count_test.go

Documentation: github.com/huandu/xstrings

     1  // Copyright 2015 Huan Du. All rights reserved.
     2  // Licensed under the MIT license that can be found in the LICENSE file.
     3  
     4  package xstrings
     5  
     6  import (
     7  	"fmt"
     8  	"testing"
     9  )
    10  
    11  func TestLen(t *testing.T) {
    12  	runner := func(str string) string {
    13  		return fmt.Sprint(Len(str))
    14  	}
    15  
    16  	runTestCases(t, runner, _M{
    17  		"abcdef":    "6",
    18  		"中文":        "2",
    19  		"中yin文hun排": "9",
    20  		"":          "0",
    21  	})
    22  }
    23  
    24  func TestWordCount(t *testing.T) {
    25  	runner := func(str string) string {
    26  		return fmt.Sprint(WordCount(str))
    27  	}
    28  
    29  	runTestCases(t, runner, _M{
    30  		"one word: λ":             "3",
    31  		"中文":                      "0",
    32  		"你好，sekai！":               "1",
    33  		"oh, it's super-fancy!!a": "4",
    34  		"":                        "0",
    35  		"-":                       "0",
    36  		"it's-'s":                 "1",
    37  	})
    38  }
    39  
    40  func TestWidth(t *testing.T) {
    41  	runner := func(str string) string {
    42  		return fmt.Sprint(Width(str))
    43  	}
    44  
    45  	runTestCases(t, runner, _M{
    46  		"abcd\t0123\n7890": "12",
    47  		"中zh英eng文混排":       "15",
    48  		"":                 "0",
    49  	})
    50  }
    51  
    52  func TestRuneWidth(t *testing.T) {
    53  	runner := func(str string) string {
    54  		return fmt.Sprint(RuneWidth([]rune(str)[0]))
    55  	}
    56  
    57  	runTestCases(t, runner, _M{
    58  		"a":    "1",
    59  		"中":    "2",
    60  		"\x11": "0",
    61  	})
    62  }
    63
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