mirror of
https://github.com/go-vikunja/vikunja.git
synced 2026-11-09 00:22:38 -06:00
85 lines
2.6 KiB
Go
85 lines
2.6 KiB
Go
// Vikunja is a to-do list application to facilitate your life.
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// Copyright 2018-present Vikunja and contributors. All rights reserved.
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <https://www.gnu.org/licenses/>.
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package web
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import (
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"io/fs"
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"os"
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"path/filepath"
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"regexp"
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"runtime"
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"sort"
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"strings"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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var errCodeConstRegex = regexp.MustCompile(`\bErrCode(\w+)\s*=\s*(\d+)\b`)
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// TestErrorCodesAreUnique guards the world-error code space, which is flat across all packages:
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// clients (and the frontend translations) map a code to a message without knowing which package
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// raised it, so two packages picking the same number silently mislabels one of them.
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func TestErrorCodesAreUnique(t *testing.T) {
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_, thisFile, _, ok := runtime.Caller(0)
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require.True(t, ok)
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pkgDir := filepath.Dir(filepath.Dir(thisFile))
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codes := make(map[string][]string)
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err := filepath.WalkDir(pkgDir, func(path string, d fs.DirEntry, err error) error {
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if err != nil {
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return err
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}
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if d.IsDir() || !strings.HasSuffix(path, ".go") {
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return nil
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}
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content, err := os.ReadFile(path)
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if err != nil {
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return err
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}
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for _, match := range errCodeConstRegex.FindAllStringSubmatch(string(content), -1) {
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codes[match[2]] = append(codes[match[2]], "ErrCode"+match[1])
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}
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return nil
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})
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require.NoError(t, err)
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require.NotEmpty(t, codes, "no error code constants found, the test is not looking at the right place")
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duplicates := []string{}
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for code, names := range codes {
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unique := map[string]bool{}
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for _, name := range names {
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unique[name] = true
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}
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if len(unique) < 2 {
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continue
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}
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sorted := make([]string, 0, len(unique))
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for name := range unique {
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sorted = append(sorted, name)
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}
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sort.Strings(sorted)
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duplicates = append(duplicates, code+": "+strings.Join(sorted, ", "))
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}
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sort.Strings(duplicates)
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assert.Emptyf(t, duplicates, "error codes must be unique across all packages, got duplicates:\n%s", strings.Join(duplicates, "\n"))
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}
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