internal/homesick/core/diff_test.go

@@ -0,0 +1,76 @@
+package core_test
+
+import (
+	"bytes"
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"git.hrafn.xyz/aether/gosick/internal/homesick/core"
+	git "github.com/go-git/go-git/v5"
+	"github.com/go-git/go-git/v5/plumbing/object"
+	"github.com/stretchr/testify/require"
+	"github.com/stretchr/testify/suite"
+)
+
+type DiffSuite struct {
+	suite.Suite
+	tmpDir   string
+	homeDir  string
+	reposDir string
+	stdout   *bytes.Buffer
+	stderr   *bytes.Buffer
+	app      *core.App
+}
+
+func TestDiffSuite(t *testing.T) {
+	suite.Run(t, new(DiffSuite))
+}
+
+func (s *DiffSuite) SetupTest() {
+	s.tmpDir = s.T().TempDir()
+	s.homeDir = filepath.Join(s.tmpDir, "home")
+	s.reposDir = filepath.Join(s.homeDir, ".homesick", "repos")
+	require.NoError(s.T(), os.MkdirAll(s.reposDir, 0o755))
+
+	s.stdout = &bytes.Buffer{}
+	s.stderr = &bytes.Buffer{}
+	s.app = &core.App{
+		HomeDir:  s.homeDir,
+		ReposDir: s.reposDir,
+		Stdout:   s.stdout,
+		Stderr:   s.stderr,
+	}
+}
+
+func (s *DiffSuite) createCastleRepo(castle string) string {
+	castleRoot := filepath.Join(s.reposDir, castle)
+	repo, err := git.PlainInit(castleRoot, false)
+	require.NoError(s.T(), err)
+
+	filePath := filepath.Join(castleRoot, "home", ".vimrc")
+	require.NoError(s.T(), os.MkdirAll(filepath.Dir(filePath), 0o755))
+	require.NoError(s.T(), os.WriteFile(filePath, []byte("set number\n"), 0o644))
+
+	wt, err := repo.Worktree()
+	require.NoError(s.T(), err)
+	_, err = wt.Add("home/.vimrc")
+	require.NoError(s.T(), err)
+	_, err = wt.Commit("initial", &git.CommitOptions{Author: &object.Signature{
+		Name:  "Behavior Test",
+		Email: "behavior@test.local",
+		When:  time.Now(),
+	}})
+	require.NoError(s.T(), err)
+
+	return castleRoot
+}
+
+func (s *DiffSuite) TestDiff_WritesGitDiffToAppStdout() {
+	castleRoot := s.createCastleRepo("castle_repo")
+	require.NoError(s.T(), os.WriteFile(filepath.Join(castleRoot, "home", ".vimrc"), []byte("changed\n"), 0o644))
+
+	require.NoError(s.T(), s.app.Diff("castle_repo"))
+	require.Contains(s.T(), s.stdout.String(), "diff --git")
+}

internal/homesick/core/status_test.go

@@ -0,0 +1,79 @@
+package core_test
+
+import (
+	"bytes"
+	"io"
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+
+	"git.hrafn.xyz/aether/gosick/internal/homesick/core"
+	git "github.com/go-git/go-git/v5"
+	"github.com/go-git/go-git/v5/plumbing/object"
+	"github.com/stretchr/testify/require"
+	"github.com/stretchr/testify/suite"
+)
+
+type StatusSuite struct {
+	suite.Suite
+	tmpDir   string
+	homeDir  string
+	reposDir string
+	stdout   *bytes.Buffer
+	stderr   *bytes.Buffer
+	app      *core.App
+}
+
+func TestStatusSuite(t *testing.T) {
+	suite.Run(t, new(StatusSuite))
+}
+
+func (s *StatusSuite) SetupTest() {
+	s.tmpDir = s.T().TempDir()
+	s.homeDir = filepath.Join(s.tmpDir, "home")
+	s.reposDir = filepath.Join(s.homeDir, ".homesick", "repos")
+	require.NoError(s.T(), os.MkdirAll(s.reposDir, 0o755))
+
+	s.stdout = &bytes.Buffer{}
+	s.stderr = &bytes.Buffer{}
+	s.app = &core.App{
+		HomeDir:  s.homeDir,
+		ReposDir: s.reposDir,
+		Stdout:   s.stdout,
+		Stderr:   s.stderr,
+	}
+}
+
+func (s *StatusSuite) createCastleRepo(castle string) string {
+	castleRoot := filepath.Join(s.reposDir, castle)
+	repo, err := git.PlainInit(castleRoot, false)
+	require.NoError(s.T(), err)
+
+	filePath := filepath.Join(castleRoot, "home", ".vimrc")
+	require.NoError(s.T(), os.MkdirAll(filepath.Dir(filePath), 0o755))
+	require.NoError(s.T(), os.WriteFile(filePath, []byte("set number\n"), 0o644))
+
+	wt, err := repo.Worktree()
+	require.NoError(s.T(), err)
+	_, err = wt.Add("home/.vimrc")
+	require.NoError(s.T(), err)
+	_, err = wt.Commit("initial", &git.CommitOptions{Author: &object.Signature{
+		Name:  "Behavior Test",
+		Email: "behavior@test.local",
+		When:  time.Now(),
+	}})
+	require.NoError(s.T(), err)
+
+	return castleRoot
+}
+
+func (s *StatusSuite) TestStatus_WritesGitStatusToAppStdout() {
+	castleRoot := s.createCastleRepo("castle_repo")
+	require.NoError(s.T(), os.WriteFile(filepath.Join(castleRoot, "home", ".vimrc"), []byte("changed\n"), 0o644))
+
+	require.NoError(s.T(), s.app.Status("castle_repo"))
+	require.Contains(s.T(), s.stdout.String(), "modified:")
+}
+
+var _ io.Writer

internal/homesick/core/version_test.go

@@ -0,0 +1,46 @@
+package core_test
+
+import (
+	"bytes"
+	"io"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"git.hrafn.xyz/aether/gosick/internal/homesick/core"
+	"github.com/stretchr/testify/require"
+	"github.com/stretchr/testify/suite"
+)
+
+type VersionSuite struct {
+	suite.Suite
+	tmpDir   string
+	homeDir  string
+	reposDir string
+	stdout   *bytes.Buffer
+	app      *core.App
+}
+
+func TestVersionSuite(t *testing.T) {
+	suite.Run(t, new(VersionSuite))
+}
+
+func (s *VersionSuite) SetupTest() {
+	s.tmpDir = s.T().TempDir()
+	s.homeDir = filepath.Join(s.tmpDir, "home")
+	s.reposDir = filepath.Join(s.homeDir, ".homesick", "repos")
+	require.NoError(s.T(), os.MkdirAll(s.reposDir, 0o755))
+
+	s.stdout = &bytes.Buffer{}
+	s.app = &core.App{
+		HomeDir:  s.homeDir,
+		ReposDir: s.reposDir,
+		Stdout:   s.stdout,
+		Stderr:   io.Discard,
+	}
+}
+
+func (s *VersionSuite) TestVersion_WritesVersionToAppStdout() {
+	require.NoError(s.T(), s.app.Version("1.2.3"))
+	require.Equal(s.T(), "1.2.3\n", s.stdout.String())
+}