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      1 // Copyright 2015 Google Inc. All rights reserved
      2 //
      3 // Licensed under the Apache License, Version 2.0 (the "License");
      4 // you may not use this file except in compliance with the License.
      5 // You may obtain a copy of the License at
      6 //
      7 //      http://www.apache.org/licenses/LICENSE-2.0
      8 //
      9 // Unless required by applicable law or agreed to in writing, software
     10 // distributed under the License is distributed on an "AS IS" BASIS,
     11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     12 // See the License for the specific language governing permissions and
     13 // limitations under the License.
     14 
     15 package kati
     16 
     17 import (
     18 	"reflect"
     19 	"testing"
     20 )
     21 
     22 func TestWordBuffer(t *testing.T) {
     23 	for _, tc := range []struct {
     24 		in   []string
     25 		want []string
     26 	}{
     27 		{
     28 			in:   []string{"foo"},
     29 			want: []string{"foo"},
     30 		},
     31 		{
     32 			in:   []string{"foo bar"},
     33 			want: []string{"foo", "bar"},
     34 		},
     35 		{
     36 			in:   []string{"  foo bar\tbaz "},
     37 			want: []string{"foo", "bar", "baz"},
     38 		},
     39 		{
     40 			in:   []string{"foo", "bar"},
     41 			want: []string{"foobar"},
     42 		},
     43 		{
     44 			in:   []string{"foo ", "bar"},
     45 			want: []string{"foo", "bar"},
     46 		},
     47 		{
     48 			in:   []string{"foo", " bar"},
     49 			want: []string{"foo", "bar"},
     50 		},
     51 		{
     52 			in:   []string{"foo ", " bar"},
     53 			want: []string{"foo", "bar"},
     54 		},
     55 	} {
     56 		var wb wordBuffer
     57 		for _, s := range tc.in {
     58 			wb.Write([]byte(s))
     59 		}
     60 
     61 		var got []string
     62 		for _, word := range wb.words {
     63 			got = append(got, string(word))
     64 		}
     65 		if !reflect.DeepEqual(got, tc.want) {
     66 			t.Errorf("%q => %q; want %q", tc.in, got, tc.want)
     67 		}
     68 	}
     69 }
     70