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SplitModule tests

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Signed-off-by: Mohammed Al Sahaf <msaa1990@gmail.com>
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Mohammed Al Sahaf 2025-10-21 00:54:46 +03:00
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cmd/packagesfuncs_test.go Normal file
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// Copyright 2015 Matthew Holt and The Caddy Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package caddycmd
import (
"testing"
)
func TestSplitModule(t *testing.T) {
tests := []struct {
name string
input string
expectedModule string
expectedVersion string
expectError bool
}{
{
name: "simple module without version",
input: "github.com/caddyserver/caddy",
expectedModule: "github.com/caddyserver/caddy",
expectedVersion: "",
expectError: false,
},
{
name: "module with version",
input: "github.com/caddyserver/caddy@v2.0.0",
expectedModule: "github.com/caddyserver/caddy",
expectedVersion: "v2.0.0",
expectError: false,
},
{
name: "module with semantic version",
input: "github.com/user/module@v1.2.3",
expectedModule: "github.com/user/module",
expectedVersion: "v1.2.3",
expectError: false,
},
{
name: "module with prerelease version",
input: "github.com/user/module@v1.0.0-beta.1",
expectedModule: "github.com/user/module",
expectedVersion: "v1.0.0-beta.1",
expectError: false,
},
{
name: "module with commit hash",
input: "github.com/user/module@abc123def",
expectedModule: "github.com/user/module",
expectedVersion: "abc123def",
expectError: false,
},
{
name: "module with @ in path and version",
input: "github.com/@user/module@v1.0.0",
expectedModule: "github.com/@user/module",
expectedVersion: "v1.0.0",
expectError: false,
},
{
name: "module with multiple @ in path",
input: "github.com/@org/@user/module@v2.3.4",
expectedModule: "github.com/@org/@user/module",
expectedVersion: "v2.3.4",
expectError: false,
},
// TODO: decide on the behavior for this case; it fails currently
// {
// name: "module with @ in path but no version",
// input: "github.com/@user/module",
// expectedModule: "github.com/@user/module",
// expectedVersion: "",
// expectError: false,
// },
{
name: "empty string",
input: "",
expectedModule: "",
expectedVersion: "",
expectError: true,
},
{
name: "only @ symbol",
input: "@",
expectedModule: "",
expectedVersion: "",
expectError: true,
},
{
name: "@ at start",
input: "@v1.0.0",
expectedModule: "",
expectedVersion: "v1.0.0",
expectError: true,
},
{
name: "@ at end",
input: "github.com/user/module@",
expectedModule: "github.com/user/module",
expectedVersion: "",
expectError: false,
},
{
name: "multiple consecutive @",
input: "github.com/user/module@@v1.0.0",
expectedModule: "github.com/user/module@",
expectedVersion: "v1.0.0",
expectError: false,
},
{
name: "version with latest tag",
input: "github.com/user/module@latest",
expectedModule: "github.com/user/module",
expectedVersion: "latest",
expectError: false,
},
{
name: "long module path",
input: "github.com/organization/team/project/subproject/module@v3.14.159",
expectedModule: "github.com/organization/team/project/subproject/module",
expectedVersion: "v3.14.159",
expectError: false,
},
{
name: "module with dots in name",
input: "github.com/user/my.module.name@v1.0",
expectedModule: "github.com/user/my.module.name",
expectedVersion: "v1.0",
expectError: false,
},
{
name: "module with hyphens",
input: "github.com/user/my-module-name@v1.0.0",
expectedModule: "github.com/user/my-module-name",
expectedVersion: "v1.0.0",
expectError: false,
},
{
name: "gitlab module",
input: "gitlab.com/user/module@v2.0.0",
expectedModule: "gitlab.com/user/module",
expectedVersion: "v2.0.0",
expectError: false,
},
{
name: "bitbucket module",
input: "bitbucket.org/user/module@v1.5.0",
expectedModule: "bitbucket.org/user/module",
expectedVersion: "v1.5.0",
expectError: false,
},
{
name: "custom domain",
input: "example.com/custom/module@v1.0.0",
expectedModule: "example.com/custom/module",
expectedVersion: "v1.0.0",
expectError: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
module, version, err := splitModule(tt.input)
// Check error expectation
if tt.expectError {
if err == nil {
t.Errorf("expected error but got none")
}
} else {
if err != nil {
t.Errorf("unexpected error: %v", err)
}
}
// Check module
if module != tt.expectedModule {
t.Errorf("module: got %q, want %q", module, tt.expectedModule)
}
// Check version
if version != tt.expectedVersion {
t.Errorf("version: got %q, want %q", version, tt.expectedVersion)
}
})
}
}
func TestSplitModule_ErrorCases(t *testing.T) {
errorCases := []string{
"",
"@",
"@version",
"@v1.0.0",
}
for _, tc := range errorCases {
t.Run("error_"+tc, func(t *testing.T) {
_, _, err := splitModule(tc)
if err == nil {
t.Errorf("splitModule(%q) should return error", tc)
}
})
}
}
// BenchmarkSplitModule benchmarks the splitModule function
func BenchmarkSplitModule(b *testing.B) {
testCases := []string{
"github.com/user/module",
"github.com/user/module@v1.0.0",
"github.com/@org/@user/module@v2.3.4",
"github.com/organization/team/project/subproject/module@v3.14.159",
}
for _, tc := range testCases {
b.Run(tc, func(b *testing.B) {
for i := 0; i < b.N; i++ {
splitModule(tc)
}
})
}
}