first commit

pigo/internal/cli/tui/gitinfo_test.go

@@ -0,0 +1,99 @@
+package tui
+
+import "testing"
+
+func TestParseGitStatusDirtyCount(t *testing.T) {
+	// Sample `git status --porcelain -b` output: header + 4 entries (staged,
+	// modified, deleted, untracked).
+	out := "## master...origin/master [ahead 4, behind 1]\n" +
+		"M  cmd/pigo/main.go\n" +
+		" M internal/foo.go\n" +
+		"D  cmd/pigo/run.go\n" +
+		"?? new_file.go\n"
+
+	info := parseGitStatus(out)
+	if !info.ok {
+		t.Fatal("parseGitStatus should report ok=true")
+	}
+	if info.branch != "master" {
+		t.Errorf("branch = %q, want master", info.branch)
+	}
+	if info.dirty != 4 {
+		t.Errorf("dirty = %d, want 4", info.dirty)
+	}
+	if info.ahead != 4 {
+		t.Errorf("ahead = %d, want 4", info.ahead)
+	}
+}
+
+func TestParseGitStatusCleanTree(t *testing.T) {
+	out := "## main...origin/main\n"
+	info := parseGitStatus(out)
+	if !info.ok {
+		t.Fatal("ok should be true")
+	}
+	if info.branch != "main" {
+		t.Errorf("branch = %q, want main", info.branch)
+	}
+	if info.dirty != 0 {
+		t.Errorf("dirty = %d, want 0", info.dirty)
+	}
+	if info.ahead != 0 {
+		t.Errorf("ahead = %d, want 0", info.ahead)
+	}
+}
+
+func TestParseGitStatusNoUpstream(t *testing.T) {
+	out := "## feature-x\n M a.go\n"
+	info := parseGitStatus(out)
+	if info.branch != "feature-x" {
+		t.Errorf("branch = %q, want feature-x", info.branch)
+	}
+	if info.ahead != 0 {
+		t.Errorf("ahead = %d, want 0", info.ahead)
+	}
+	if info.dirty != 1 {
+		t.Errorf("dirty = %d, want 1", info.dirty)
+	}
+}
+
+func TestParseGitStatusDetached(t *testing.T) {
+	out := "## HEAD (no branch)\n"
+	info := parseGitStatus(out)
+	if info.branch != "HEAD (no branch)" {
+		t.Errorf("branch = %q, want %q", info.branch, "HEAD (no branch)")
+	}
+}
+
+func TestParseBranchHeaderAhead(t *testing.T) {
+	branch, ahead := parseBranchHeader("## dev...origin/dev [ahead 12]")
+	if branch != "dev" {
+		t.Errorf("branch = %q, want dev", branch)
+	}
+	if ahead != 12 {
+		t.Errorf("ahead = %d, want 12", ahead)
+	}
+}
+
+func TestParseBranchHeaderBehindOnly(t *testing.T) {
+	branch, ahead := parseBranchHeader("## dev...origin/dev [behind 3]")
+	if branch != "dev" {
+		t.Errorf("branch = %q, want dev", branch)
+	}
+	if ahead != 0 {
+		t.Errorf("ahead = %d, want 0 (behind only)", ahead)
+	}
+}
+
+func TestFetchGitCmdNonRepo(t *testing.T) {
+	// A path that is not a git repository should collapse to ok=false. /tmp is
+	// (almost) never a repo; if it somehow is on this host, skip.
+	msg := fetchGitCmd("/")()
+	git, ok := msg.(gitInfoMsg)
+	if !ok {
+		t.Fatalf("expected gitInfoMsg, got %T", msg)
+	}
+	if git.ok {
+		t.Skip("host root unexpectedly reports a git repo; skipping")
+	}
+}