-
Notifications
You must be signed in to change notification settings - Fork 1.3k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
28 changed files
with
390 additions
and
259 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| // Copyright 2014 The go-ethereum Authors | ||
| // This file is part of the go-ethereum library. | ||
| // | ||
| // The go-ethereum library is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU Lesser General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // The go-ethereum library is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU Lesser General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU Lesser General Public License | ||
| // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| package common | ||
|
|
||
| // ContainsAll returns true if all elements in the target are in the source, | ||
| // false otherwise. | ||
| func ContainsAll(source, target []string) bool { | ||
| mark := make(map[string]bool, len(source)) | ||
| for _, str := range source { | ||
| mark[str] = true | ||
| } | ||
| for _, str := range target { | ||
| if _, found := mark[str]; !found { | ||
| return false | ||
| } | ||
| } | ||
| return true | ||
| } | ||
|
|
||
| // ContainsAll returns true if all elements in the target are NOT in the source, | ||
| // false otherwise. | ||
| func NotContainsAll(source, target []string) bool { | ||
| return !ContainsAll(source, target) | ||
| } | ||
|
|
||
| // AppendSkipDuplicates appends source with elements with a condition | ||
| // that those elemments must NOT already exist in the source | ||
| func AppendSkipDuplicates(slice []string, elems ... string) (result []string) { | ||
| mark := make(map[string]bool, len(slice)) | ||
| for _, val := range slice { | ||
| mark[val] = true | ||
| } | ||
| result = slice | ||
| for _, val := range elems { | ||
| if _, ok := mark[val]; !ok { | ||
| result = append(result, val) | ||
| } | ||
| } | ||
| return result | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,93 @@ | ||
| // Copyright 2014 The go-ethereum Authors | ||
| // This file is part of the go-ethereum library. | ||
| // | ||
| // The go-ethereum library is free software: you can redistribute it and/or modify | ||
| // it under the terms of the GNU Lesser General Public License as published by | ||
| // the Free Software Foundation, either version 3 of the License, or | ||
| // (at your option) any later version. | ||
| // | ||
| // The go-ethereum library is distributed in the hope that it will be useful, | ||
| // but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| // GNU Lesser General Public License for more details. | ||
| // | ||
| // You should have received a copy of the GNU Lesser General Public License | ||
| // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>. | ||
|
|
||
| package common | ||
|
|
||
| import ( | ||
| "testing" | ||
|
|
||
| "github.com/stretchr/testify/assert" | ||
| ) | ||
|
|
||
| func TestContainsAll_whenTypical(t *testing.T) { | ||
| source := []string{"1", "2"} | ||
| target := []string{"1", "2"} | ||
|
|
||
| assert.True(t, ContainsAll(source, target)) | ||
| } | ||
|
|
||
| func TestContainsAll_whenNot(t *testing.T) { | ||
| source := []string{"1", "2"} | ||
| target := []string{"3", "4"} | ||
|
|
||
| assert.False(t, ContainsAll(source, target)) | ||
| } | ||
|
|
||
| func TestContainsAll_whenTargetIsSubset(t *testing.T) { | ||
| source := []string{"1", "2"} | ||
| target := []string{"1"} | ||
|
|
||
| assert.True(t, ContainsAll(source, target)) | ||
| } | ||
|
|
||
| func TestContainsAll_whenTargetIsSuperSet(t *testing.T) { | ||
| source := []string{"2"} | ||
| target := []string{"1", "2"} | ||
|
|
||
| assert.False(t, ContainsAll(source, target)) | ||
| } | ||
|
|
||
| func TestContainsAll_whenSourceIsEmpty(t *testing.T) { | ||
| var source []string | ||
| target := []string{"1", "2"} | ||
|
|
||
| assert.False(t, ContainsAll(source, target)) | ||
| } | ||
|
|
||
| func TestContainsAll_whenSourceIsNil(t *testing.T) { | ||
| target := []string{"1", "2"} | ||
|
|
||
| assert.False(t, ContainsAll(nil, target)) | ||
| } | ||
|
|
||
| func TestContainsAll_whenTargetIsEmpty(t *testing.T) { | ||
| source := []string{"1", "2"} | ||
|
|
||
| assert.True(t, ContainsAll(source, []string{})) | ||
| } | ||
|
|
||
| func TestContainsAll_whenTargetIsNil(t *testing.T) { | ||
| source := []string{"1", "2"} | ||
|
|
||
| assert.True(t, ContainsAll(source, nil)) | ||
| } | ||
|
|
||
| func TestAppendSkipDuplicates_whenTypical(t *testing.T) { | ||
| source := []string{"1", "2"} | ||
| additional := []string{"1", "3"} | ||
|
|
||
| assert.Equal(t, []string{"1", "2", "3"}, AppendSkipDuplicates(source, additional...)) | ||
| } | ||
|
|
||
| func TestAppendSkipDuplicates_whenSourceIsNil(t *testing.T) { | ||
| additional := []string{"1", "3"} | ||
|
|
||
| assert.Equal(t, []string{"1", "3"}, AppendSkipDuplicates(nil, additional...)) | ||
| } | ||
|
|
||
| func TestAppendSkipDuplicates_whenElementIsNil(t *testing.T) { | ||
| assert.Equal(t, []string{"1", "3"}, AppendSkipDuplicates([]string{"1", "3"}, nil...)) | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.