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// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package execplugin
import (
"testing"
"github.com/stretchr/testify/assert"
)
func TestShlexSplit(t *testing.T) {
testCases := []struct {
name string
input string
expected []string
wantErr bool
}{
{
name: "basic space separation",
input: `hello world`,
expected: []string{"hello", "world"},
wantErr: false,
},
{
name: "double quoted string",
input: `"hello world"`,
expected: []string{"hello world"},
wantErr: false,
},
{
name: "single quoted string",
input: `'hello world'`,
expected: []string{"hello world"},
wantErr: false,
},
{
name: "mixed quotes and words",
input: `hello "world test"`,
expected: []string{"hello", "world test"},
wantErr: false,
},
{
name: "single quotes with spaces",
input: `hello 'world test'`,
expected: []string{"hello", "world test"},
wantErr: false,
},
{
name: "nested quotes - single in double",
input: `"hello 'nested' world"`,
expected: []string{"hello 'nested' world"},
wantErr: false,
},
{
name: "nested quotes - double in single",
input: `'hello "nested" world'`,
expected: []string{"hello \"nested\" world"},
wantErr: false,
},
{
name: "escaped space",
input: `hello\ world`,
expected: []string{"hello world"},
wantErr: false,
},
{
name: "escaped quotes in double quotes",
input: `"hello \"world\""`,
expected: []string{"hello \"world\""},
wantErr: false,
},
{
name: "single quote in single quotes",
input: `'can'\''t'`,
expected: []string{"can't"},
wantErr: false,
},
{
name: "complex argument list",
input: `arg1 "arg 2" 'arg 3' arg4`,
expected: []string{"arg1", "arg 2", "arg 3", "arg4"},
wantErr: false,
},
{
name: "echo command with escaped quotes",
input: `echo "Hello, \"World!\""`,
expected: []string{"echo", "Hello, \"World!\""},
wantErr: false,
},
{
name: "grep command with quoted search term",
input: `grep -r "search term" /path/to/dir`,
expected: []string{"grep", "-r", "search term", "/path/to/dir"},
wantErr: false,
},
{
name: "ls command with quoted filename",
input: `ls -la "file with spaces.txt"`,
expected: []string{"ls", "-la", "file with spaces.txt"},
wantErr: false,
},
{
name: "empty string",
input: ``,
expected: []string{},
wantErr: false,
},
{
name: "multiple spaces",
input: ` multiple spaces `,
expected: []string{"multiple", "spaces"},
wantErr: false,
},
{
name: "with comment string",
input: `echo "Hello, W#orld!" ${USER} # This is a comment`,
expected: []string{"echo", "Hello, W#orld!", "${USER}"},
wantErr: false,
},
{
name: "comment only",
input: `# this line is just a comment`,
expected: []string{},
wantErr: false,
},
// may cause an error in shlex at python3
{
name: "unclosed double quote",
input: `"unclosed quote`,
expected: nil,
wantErr: true,
},
{
name: "unclosed single quote",
input: `'unclosed quote`,
expected: nil,
wantErr: true,
},
{
name: "mixed unclosed quotes",
input: `"mixed 'quotes`,
expected: nil,
wantErr: true,
},
{
name: "single quote closed with double quote",
input: `"hello world'`,
expected: nil,
wantErr: true,
},
{
name: "double quote closed with single quote",
input: `'hello world"`,
expected: nil,
wantErr: true,
},
}
// execute each test case
for _, tc := range testCases {
t.Run(tc.name, func(t *testing.T) {
// call the ShlexSplit function
result, err := ShlexSplit(tc.input)
// check for expected error
if tc.wantErr {
if err == nil {
t.Errorf("FAIL: Expected error but got none, Expected: %q\n", tc.expected)
}
return
}
if assert.NoError(t, err, "FAIL: Unexpected error %q for input %q", err, tc.input) {
// check if the result matches the expected output
assert.Equal(t, tc.expected, result,
"FAIL: Result mismatch,Input %q, Expected %q, Got: %q\n",
tc.input, tc.expected, result,
)
}
})
}
}
|
