github.com/tirogen/go-ethereum@v1.10.12-0.20221226051715-250cfede41b6/internal/jsre/completion_test.go (about)

     1  // Copyright 2016 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package jsre
    18  
    19  import (
    20  	"os"
    21  	"reflect"
    22  	"testing"
    23  )
    24  
    25  func TestCompleteKeywords(t *testing.T) {
    26  	re := New("", os.Stdout)
    27  	re.Run(`
    28  		function theClass() {
    29  			this.foo = 3;
    30  			this.gazonk = {xyz: 4};
    31  		}
    32  		theClass.prototype.someMethod = function () {};
    33    		var x = new theClass();
    34    		var y = new theClass();
    35  		y.someMethod = function override() {};
    36  	`)
    37  
    38  	var tests = []struct {
    39  		input string
    40  		want  []string
    41  	}{
    42  		{
    43  			input: "St",
    44  			want:  []string{"String"},
    45  		},
    46  		{
    47  			input: "x",
    48  			want:  []string{"x."},
    49  		},
    50  		{
    51  			input: "x.someMethod",
    52  			want:  []string{"x.someMethod("},
    53  		},
    54  		{
    55  			input: "x.",
    56  			want: []string{
    57  				"x.constructor",
    58  				"x.foo",
    59  				"x.gazonk",
    60  				"x.someMethod",
    61  			},
    62  		},
    63  		{
    64  			input: "y.",
    65  			want: []string{
    66  				"y.constructor",
    67  				"y.foo",
    68  				"y.gazonk",
    69  				"y.someMethod",
    70  			},
    71  		},
    72  		{
    73  			input: "x.gazonk.",
    74  			want: []string{
    75  				"x.gazonk.__proto__",
    76  				"x.gazonk.constructor",
    77  				"x.gazonk.hasOwnProperty",
    78  				"x.gazonk.isPrototypeOf",
    79  				"x.gazonk.propertyIsEnumerable",
    80  				"x.gazonk.toLocaleString",
    81  				"x.gazonk.toString",
    82  				"x.gazonk.valueOf",
    83  				"x.gazonk.xyz",
    84  			},
    85  		},
    86  	}
    87  	for _, test := range tests {
    88  		cs := re.CompleteKeywords(test.input)
    89  		if !reflect.DeepEqual(cs, test.want) {
    90  			t.Errorf("wrong completions for %q\ngot  %v\nwant %v", test.input, cs, test.want)
    91  		}
    92  	}
    93  }