1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314

package configrepo

import (
	"context"
	"errors"
	"os"
	"os/exec"
	"path/filepath"
	"reflect"
	"strings"
	"testing"

	"rickub.com/turbo-editors/turbo-core/profile"
)

func TestParseReadsTheURLsTheForgesShow(t *testing.T) {
	cases := []struct {
		url  string
		want Source
	}{
		{"https://rickub.com/turbo-editors/configs/tree/main/golang-init",
			Source{Host: "rickub.com", Owner: "turbo-editors", Repo: "configs", Ref: "main", Path: "golang-init"}},
		{"https://github.com/acme/configs/tree/main/go/service",
			Source{Host: "github.com", Owner: "acme", Repo: "configs", Ref: "main", Path: "go/service"}},
		{"https://gitlab.com/acme/platform/configs/-/tree/main/go-service",
			Source{Host: "gitlab.com", Owner: "acme/platform", Repo: "configs", Ref: "main", Path: "go-service"}},
		{"https://codeberg.org/acme/configs/src/branch/main/go-service",
			Source{Host: "codeberg.org", Owner: "acme", Repo: "configs", Ref: "main", Path: "go-service"}},
		{"https://codeberg.org/acme/configs/src/tag/v1.0.0/go-service",
			Source{Host: "codeberg.org", Owner: "acme", Repo: "configs", Ref: "v1.0.0", Path: "go-service"}},
		{"https://github.com/acme/configs",
			Source{Host: "github.com", Owner: "acme", Repo: "configs"}},
		{"https://github.com/acme/configs.git",
			Source{Host: "github.com", Owner: "acme", Repo: "configs"}},
		{"https://github.com/acme/configs/tree/main",
			Source{Host: "github.com", Owner: "acme", Repo: "configs", Ref: "main"}},
		{"https://github.com/acme/configs/tree/main/go-service/",
			Source{Host: "github.com", Owner: "acme", Repo: "configs", Ref: "main", Path: "go-service"}},
		{"https://github.com/acme/configs/blob/main/go-service/.turbo-go/settings.toml",
			Source{Host: "github.com", Owner: "acme", Repo: "configs", Ref: "main", Path: "go-service/.turbo-go/settings.toml"}},
		{"  https://rickub.com/turbo-editors/configs/tree/main/golang-init-with-agents\n",
			Source{Host: "rickub.com", Owner: "turbo-editors", Repo: "configs", Ref: "main", Path: "golang-init-with-agents"}},
	}
	for _, c := range cases {
		got, err := Parse(c.url)
		if err != nil {
			t.Errorf("Parse(%q) error = %v", c.url, err)
			continue
		}
		if got != c.want {
			t.Errorf("Parse(%q) = %+v, want %+v", c.url, got, c.want)
		}
	}
}

func TestParseRefusesWhatIsNotARepository(t *testing.T) {
	for _, bad := range []string{"", "configs", "https://rickub.com", "https://rickub.com/turbo-editors", "ftp://x/y/z", "not a url at all ://"} {
		if _, err := Parse(bad); err == nil {
			t.Errorf("Parse(%q) accepted something that names no repository", bad)
		}
	}
}

func TestCloneURLsTryTheHostThenItsGitSubdomain(t *testing.T) {
	// rickub's pages are on rickub.com and its repositories on git.rickub.com.
	src := Source{Host: "rickub.com", Owner: "turbo-editors", Repo: "configs"}

	want := []string{"https://rickub.com/turbo-editors/configs.git", "https://git.rickub.com/turbo-editors/configs.git"}
	if got := src.CloneURLs(); !reflect.DeepEqual(got, want) {
		t.Errorf("CloneURLs() = %v, want %v", got, want)
	}
}

func TestResolveRefSettlesABranchWithASlashInIt(t *testing.T) {
	refs := []string{"main", "feature/x", "feature/x/deeper", "v1.0.0"}
	cases := []struct {
		ref, path, wantRef, wantPath string
	}{
		{"main", "golang-init", "main", "golang-init"},
		{"feature", "x/golang-init", "feature/x", "golang-init"},
		{"feature", "x/deeper/golang-init", "feature/x/deeper", "golang-init"},
		{"feature", "x", "feature/x", ""},
		{"v1.0.0", "", "v1.0.0", ""},
		{"nowhere", "golang-init", "nowhere", "golang-init"}, // left alone; the clone will say
		{"", "", "", ""}, // the default branch
	}
	for _, c := range cases {
		ref, path := resolveRef(refs, c.ref, c.path)
		if ref != c.wantRef || path != c.wantPath {
			t.Errorf("resolveRef(%q, %q) = %q, %q; want %q, %q", c.ref, c.path, ref, path, c.wantRef, c.wantPath)
		}
	}
}

func TestParseRefsReadsBranchesAndTagsAndDropsPeeledTags(t *testing.T) {
	output := "abc\tHEAD\nabc\trefs/heads/main\ndef\trefs/heads/feature/x\n123\trefs/tags/v1.0.0\n456\trefs/tags/v1.0.0^{}\n"

	want := []string{"main", "feature/x", "v1.0.0"}
	if got := parseRefs(output); !reflect.DeepEqual(got, want) {
		t.Errorf("parseRefs() = %v, want %v", got, want)
	}
}

// testProfile is an editor whose project directory is .turbo-test.
func testProfile() profile.Profile {
	return profile.Profile{Name: "Turbo Test", Slug: "turbo-test", Language: "Test"}
}

// sampleRepo makes a repository on disk shaped like turbo-editors/configs:
// golang-init/.turbo-test with three files and a nested one, on a branch
// called main, and the same on a branch called feature/x with a marker file.
func sampleRepo(t *testing.T) string {
	t.Helper()
	if _, err := exec.LookPath("git"); err != nil {
		t.Skip("git is not installed")
	}

	repo := t.TempDir()
	run := func(args ...string) {
		t.Helper()
		cmd := exec.Command("git", append([]string{"-C", repo, "-c", "user.name=t", "-c", "user.email=t@example.com", "-c", "commit.gpgsign=false"}, args...)...)
		if out, err := cmd.CombinedOutput(); err != nil {
			t.Fatalf("git %v: %v\n%s", args, err, out)
		}
	}
	write := func(name, contents string) {
		t.Helper()
		path := filepath.Join(repo, filepath.FromSlash(name))
		if err := os.MkdirAll(filepath.Dir(path), 0o755); err != nil {
			t.Fatal(err)
		}
		if err := os.WriteFile(path, []byte(contents), 0o644); err != nil {
			t.Fatal(err)
		}
	}

	run("init", "--quiet", "--initial-branch=main")
	write("README.md", "# configs\n")
	write("golang-init/README.md", "# golang-init\n")
	write("golang-init/.turbo-test/settings.toml", "theme = \"turbo-dark\"\n")
	write("golang-init/.turbo-test/snippets.toml", "[[snippet]]\n")
	write("golang-init/.turbo-test/tools.toml", "[[tool]]\n")
	write("golang-init/.turbo-test/agents/bob.yaml", "name: bob\n")
	write("empty-init/README.md", "nothing for the editor here\n")
	run("add", "-A")
	run("commit", "--quiet", "-m", "sample")
	run("checkout", "--quiet", "-b", "feature/x")
	write("golang-init/.turbo-test/feature.txt", "from the branch\n")
	run("add", "-A")
	run("commit", "--quiet", "-m", "branch")
	run("checkout", "--quiet", "main")
	return repo
}

func TestLoadCopiesTheEditorsDirectoryIntoTheProject(t *testing.T) {
	repo := sampleRepo(t)
	dest := t.TempDir()

	result, err := loadFrom(context.Background(), testProfile(), []string{repo}, Source{Ref: "main", Path: "golang-init"}, dest)
	if err != nil {
		t.Fatalf("loadFrom() error = %v", err)
	}

	if result.Dir != filepath.Join(dest, ".turbo-test") || result.Remote != repo || result.Ref != "main" {
		t.Errorf("Result = %+v", result)
	}
	want := []string{"agents/bob.yaml", "settings.toml", "snippets.toml", "tools.toml"}
	if !reflect.DeepEqual(result.Files, want) {
		t.Errorf("Files = %v, want %v", result.Files, want)
	}
	data, err := os.ReadFile(filepath.Join(dest, ".turbo-test", "settings.toml"))
	if err != nil || string(data) != "theme = \"turbo-dark\"\n" {
		t.Errorf("settings.toml = %q, %v", data, err)
	}
	if _, err := os.Stat(filepath.Join(dest, "README.md")); err == nil {
		t.Error("the directory's README came along; only the editor's directory should")
	}
}

func TestLoadTakesAURLThatAlreadyNamesTheEditorsDirectory(t *testing.T) {
	repo := sampleRepo(t)
	dest := t.TempDir()

	result, err := loadFrom(context.Background(), testProfile(), []string{repo}, Source{Ref: "main", Path: "golang-init/.turbo-test"}, dest)
	if err != nil {
		t.Fatalf("loadFrom() error = %v", err)
	}
	if len(result.Files) != 4 {
		t.Errorf("Files = %v, want the four files", result.Files)
	}
}

func TestLoadResolvesABranchWithASlashAgainstTheRepository(t *testing.T) {
	// The URL .../tree/feature/x/golang-init reads as ref "feature", path
	// "x/golang-init"; only the repository knows the branch is feature/x.
	repo := sampleRepo(t)
	dest := t.TempDir()

	result, err := loadFrom(context.Background(), testProfile(), []string{repo}, Source{Ref: "feature", Path: "x/golang-init"}, dest)
	if err != nil {
		t.Fatalf("loadFrom() error = %v", err)
	}
	if result.Ref != "feature/x" {
		t.Errorf("Ref = %q, want feature/x", result.Ref)
	}
	if _, err := os.Stat(filepath.Join(dest, ".turbo-test", "feature.txt")); err != nil {
		t.Error("the file only the branch has did not come: the wrong ref was cloned")
	}
}

func TestLoadUsesTheDefaultBranchWhenTheURLNamesNone(t *testing.T) {
	repo := sampleRepo(t)
	dest := t.TempDir()

	result, err := loadFrom(context.Background(), testProfile(), []string{repo}, Source{Path: "golang-init"}, dest)
	if err != nil {
		t.Fatalf("loadFrom() error = %v", err)
	}
	if result.Ref != "" {
		t.Errorf("Ref = %q, want the default branch (empty)", result.Ref)
	}
	if _, err := os.Stat(filepath.Join(dest, ".turbo-test", "feature.txt")); err == nil {
		t.Error("a file from the feature branch came from the default branch")
	}
}

func TestLoadRefusesToOverwriteAConfigurationTheProjectHas(t *testing.T) {
	repo := sampleRepo(t)
	dest := t.TempDir()
	if err := os.MkdirAll(filepath.Join(dest, ".turbo-test"), 0o755); err != nil {
		t.Fatal(err)
	}
	kept := filepath.Join(dest, ".turbo-test", "settings.toml")
	if err := os.WriteFile(kept, []byte("mine\n"), 0o644); err != nil {
		t.Fatal(err)
	}

	_, err := loadFrom(context.Background(), testProfile(), []string{repo}, Source{Ref: "main", Path: "golang-init"}, dest)

	if !errors.Is(err, ErrExists) {
		t.Fatalf("error = %v, want ErrExists", err)
	}
	if data, _ := os.ReadFile(kept); string(data) != "mine\n" {
		t.Errorf("the project's own settings were overwritten: %q", data)
	}
}

func TestLoadSaysWhenTheDirectoryHasNoConfiguration(t *testing.T) {
	repo := sampleRepo(t)

	_, err := loadFrom(context.Background(), testProfile(), []string{repo}, Source{Ref: "main", Path: "empty-init"}, t.TempDir())

	if !errors.Is(err, ErrNotFound) || !strings.Contains(err.Error(), ".turbo-test at empty-init") {
		t.Errorf("error = %v, want ErrNotFound naming the directory and the path", err)
	}
}

func TestLoadReportsABranchThatDoesNotExistInGitsWords(t *testing.T) {
	repo := sampleRepo(t)

	_, err := loadFrom(context.Background(), testProfile(), []string{repo}, Source{Ref: "nowhere", Path: "golang-init"}, t.TempDir())

	if err == nil || !strings.Contains(err.Error(), "nowhere") {
		t.Errorf("error = %v, want git's complaint about the branch", err)
	}
}

func TestLoadFallsThroughToTheRemoteThatAnswers(t *testing.T) {
	// rickub.com does not serve git; git.rickub.com does. The first candidate
	// failing must cost a round trip, not the load.
	repo := sampleRepo(t)
	dest := t.TempDir()

	result, err := loadFrom(context.Background(), testProfile(), []string{filepath.Join(t.TempDir(), "nowhere.git"), repo}, Source{Ref: "main", Path: "golang-init"}, dest)
	if err != nil {
		t.Fatalf("loadFrom() error = %v", err)
	}
	if result.Remote != repo {
		t.Errorf("Remote = %q, want the one that answered", result.Remote)
	}
}

func TestLoadNamesEveryRemoteWhenNoneAnswers(t *testing.T) {
	sampleRepo(t) // for the git skip

	_, err := loadFrom(context.Background(), testProfile(), []string{filepath.Join(t.TempDir(), "a.git"), filepath.Join(t.TempDir(), "b.git")}, Source{}, t.TempDir())

	if err == nil || !strings.Contains(err.Error(), "a.git") || !strings.Contains(err.Error(), "b.git") {
		t.Errorf("error = %v, want both remotes named", err)
	}
}

func TestLoadFromRickubOverTheNetwork(t *testing.T) {
	// The real thing, against the repository the feature was asked for. Off by
	// default: the suite must pass on a machine with no network.
	if os.Getenv("TURBO_CORE_NETWORK") == "" {
		t.Skip("TURBO_CORE_NETWORK is not set")
	}
	dest := t.TempDir()
	p := profile.Profile{Name: "Turbo Go", Slug: "turbo-go", Language: "Go"}

	result, err := Load(context.Background(), p, "https://rickub.com/turbo-editors/configs/tree/main/golang-init", dest)
	if err != nil {
		t.Fatalf("Load() error = %v", err)
	}
	if result.Remote != "https://git.rickub.com/turbo-editors/configs.git" {
		t.Errorf("Remote = %q", result.Remote)
	}
	for _, name := range []string{"settings.toml", "snippets.toml", "tools.toml"} {
		if _, err := os.Stat(filepath.Join(dest, ".turbo-go", name)); err != nil {
			t.Errorf("%s did not arrive: %v", name, err)
		}
	}
}