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chart-testing/pkg/tool/git.go
Marco Lecheler 6f100eb93b feat: verify if targetBranch is present in git repo (#511)
* feat: verify if targetBranch is present in git repo

If a targetBranch is not present in the git repository the `ct list-changed` command will fail.
The error message for this is not really meaningful.

This commit will validate if the branch exists and throw a error message which the user will understand.

closes #330

Signed-off-by: Marco Lecheler <marco@task.media>

* chore(test): mocking test for chart.BranchExists()

Signed-off-by: Marco Lecheler <marco@task.media>

* fix(lint): use fmt.Errorf for error msg

Signed-off-by: Marco Lecheler <marco@task.media>

---------

Signed-off-by: Marco Lecheler <marco@task.media>
2023-04-14 00:30:46 +02:00

82 lines
2.5 KiB
Go

// Copyright The Helm 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 tool
import (
"fmt"
"strings"
"github.com/helm/chart-testing/v3/pkg/exec"
)
type Git struct {
exec exec.ProcessExecutor
}
func NewGit(exec exec.ProcessExecutor) Git {
return Git{
exec: exec,
}
}
func (g Git) FileExistsOnBranch(file string, remote string, branch string) bool {
fileSpec := fmt.Sprintf("%s/%s:%s", remote, branch, file)
_, err := g.exec.RunProcessAndCaptureOutput("git", "cat-file", "-e", fileSpec)
return err == nil
}
func (g Git) AddWorktree(path string, ref string) error {
return g.exec.RunProcess("git", "worktree", "add", path, ref)
}
func (g Git) RemoveWorktree(path string) error {
return g.exec.RunProcess("git", "worktree", "remove", path)
}
func (g Git) Show(file string, remote string, branch string) (string, error) {
fileSpec := fmt.Sprintf("%s/%s:%s", remote, branch, file)
return g.exec.RunProcessAndCaptureOutput("git", "show", fileSpec)
}
func (g Git) MergeBase(commit1 string, commit2 string) (string, error) {
return g.exec.RunProcessAndCaptureOutput("git", "merge-base", commit1, commit2)
}
func (g Git) ListChangedFilesInDirs(commit string, dirs ...string) ([]string, error) {
changedChartFilesString, err :=
g.exec.RunProcessAndCaptureOutput("git", "diff", "--find-renames", "--name-only", commit, "--", dirs)
if err != nil {
return nil, fmt.Errorf("failed creating diff: %w", err)
}
if changedChartFilesString == "" {
return nil, nil
}
return strings.Split(changedChartFilesString, "\n"), nil
}
func (g Git) GetURLForRemote(remote string) (string, error) {
return g.exec.RunProcessAndCaptureOutput("git", "ls-remote", "--get-url", remote)
}
func (g Git) ValidateRepository() error {
_, err := g.exec.RunProcessAndCaptureOutput("git", "rev-parse", "--is-inside-work-tree")
return err
}
func (g Git) BranchExists(branch string) bool {
_, err := g.exec.RunProcessAndCaptureOutput("git", "rev-parse", "--verify", branch)
return err == nil
}