beads/cmd/bd/version_tracking_test.go

package main

import (
	"os"
	"path/filepath"
	"testing"

	"github.com/steveyegge/beads/internal/configfile"
)

func TestGetVersionsSince(t *testing.T) {
	tests := []struct {
		name          string
		sinceVersion  string
		expectedCount int
		description   string
	}{
		{
			name:          "empty version returns all",
			sinceVersion:  "",
			expectedCount: len(versionChanges),
			description:   "Should return all versions when sinceVersion is empty",
		},
		{
			name:          "version not in changelog",
			sinceVersion:  "0.1.0",
			expectedCount: len(versionChanges),
			description:   "Should return all versions when sinceVersion not found",
		},
		{
			name:          "oldest version in changelog",
			sinceVersion:  "0.21.0",
			expectedCount: 3, // 0.22.0, 0.22.1, 0.23.0
			description:   "Should return versions newer than oldest",
		},
		{
			name:          "middle version returns newer versions",
			sinceVersion:  "0.22.0",
			expectedCount: 2, // 0.22.1 and 0.23.0
			description:   "Should return versions newer than specified",
		},
		{
			name:          "latest version returns empty",
			sinceVersion:  "0.23.0",
			expectedCount: 0,
			description:   "Should return empty slice when already on latest in changelog",
		},
	}

	for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			result := getVersionsSince(tt.sinceVersion)
			if len(result) != tt.expectedCount {
				t.Errorf("getVersionsSince(%q) returned %d versions, want %d: %s",
					tt.sinceVersion, len(result), tt.expectedCount, tt.description)
			}
		})
	}
}

func TestGetVersionsSinceOrder(t *testing.T) {
	// Test that versions are returned in chronological order (oldest first)
	// versionChanges array is newest-first, but getVersionsSince returns oldest-first
	result := getVersionsSince("0.21.0")

	if len(result) != 3 {
		t.Fatalf("Expected 3 versions after 0.21.0, got %d", len(result))
	}

	// Verify chronological order by checking dates increase
	// result should be [0.22.0, 0.22.1, 0.23.0]
	for i := 1; i < len(result); i++ {
		prev := result[i-1]
		curr := result[i]

		// Simple date comparison (YYYY-MM-DD format)
		if curr.Date < prev.Date {
			t.Errorf("Versions not in chronological order: %s (%s) should come before %s (%s)",
				prev.Version, prev.Date, curr.Version, curr.Date)
		}
	}

	// Check specific order
	expectedVersions := []string{"0.22.0", "0.22.1", "0.23.0"}
	for i, expected := range expectedVersions {
		if result[i].Version != expected {
			t.Errorf("Version at index %d = %s, want %s", i, result[i].Version, expected)
		}
	}
}

func TestTrackBdVersion_NoBeadsDir(t *testing.T) {
	// Save original state
	origUpgradeDetected := versionUpgradeDetected
	origPreviousVersion := previousVersion
	defer func() {
		versionUpgradeDetected = origUpgradeDetected
		previousVersion = origPreviousVersion
	}()

	// Change to temp directory with no .beads
	tmpDir := t.TempDir()
	origWd, _ := os.Getwd()
	defer os.Chdir(origWd)

	if err := os.Chdir(tmpDir); err != nil {
		t.Fatalf("Failed to change to temp dir: %v", err)
	}

	// trackBdVersion should silently succeed
	trackBdVersion()

	// Should not detect upgrade when no .beads dir exists
	if versionUpgradeDetected {
		t.Error("Expected no upgrade detection when .beads directory doesn't exist")
	}
}

func TestTrackBdVersion_FirstRun(t *testing.T) {
	// Create temp .beads directory
	tmpDir := t.TempDir()
	beadsDir := filepath.Join(tmpDir, ".beads")
	if err := os.MkdirAll(beadsDir, 0755); err != nil {
		t.Fatalf("Failed to create .beads: %v", err)
	}

	// Change to temp directory
	origWd, _ := os.Getwd()
	defer os.Chdir(origWd)
	if err := os.Chdir(tmpDir); err != nil {
		t.Fatalf("Failed to change to temp dir: %v", err)
	}

	// Save original state
	origUpgradeDetected := versionUpgradeDetected
	origPreviousVersion := previousVersion
	defer func() {
		versionUpgradeDetected = origUpgradeDetected
		previousVersion = origPreviousVersion
	}()

	// Reset state
	versionUpgradeDetected = false
	previousVersion = ""

	// trackBdVersion should create metadata.json
	trackBdVersion()

	// Should not detect upgrade on first run
	if versionUpgradeDetected {
		t.Error("Expected no upgrade detection on first run")
	}

	// Should have created metadata.json with current version
	cfg, err := configfile.Load(beadsDir)
	if err != nil {
		t.Fatalf("Failed to load config after tracking: %v", err)
	}
	if cfg.LastBdVersion != Version {
		t.Errorf("LastBdVersion = %q, want %q", cfg.LastBdVersion, Version)
	}
}

func TestTrackBdVersion_UpgradeDetection(t *testing.T) {
	// Create temp .beads directory
	tmpDir := t.TempDir()
	beadsDir := filepath.Join(tmpDir, ".beads")
	if err := os.MkdirAll(beadsDir, 0755); err != nil {
		t.Fatalf("Failed to create .beads: %v", err)
	}

	// Change to temp directory
	origWd, _ := os.Getwd()
	defer os.Chdir(origWd)
	if err := os.Chdir(tmpDir); err != nil {
		t.Fatalf("Failed to change to temp dir: %v", err)
	}

	// Create metadata.json with old version
	cfg := configfile.DefaultConfig()
	cfg.LastBdVersion = "0.22.0"
	if err := cfg.Save(beadsDir); err != nil {
		t.Fatalf("Failed to save config: %v", err)
	}

	// Save original state
	origUpgradeDetected := versionUpgradeDetected
	origPreviousVersion := previousVersion
	defer func() {
		versionUpgradeDetected = origUpgradeDetected
		previousVersion = origPreviousVersion
	}()

	// Reset state
	versionUpgradeDetected = false
	previousVersion = ""

	// trackBdVersion should detect upgrade
	trackBdVersion()

	// Should detect upgrade
	if !versionUpgradeDetected {
		t.Error("Expected upgrade detection when version changed")
	}

	if previousVersion != "0.22.0" {
		t.Errorf("previousVersion = %q, want %q", previousVersion, "0.22.0")
	}

	// Should have updated metadata.json to current version
	cfg, err := configfile.Load(beadsDir)
	if err != nil {
		t.Fatalf("Failed to load config after tracking: %v", err)
	}
	if cfg.LastBdVersion != Version {
		t.Errorf("LastBdVersion = %q, want %q", cfg.LastBdVersion, Version)
	}
}

func TestTrackBdVersion_SameVersion(t *testing.T) {
	// Create temp .beads directory
	tmpDir := t.TempDir()
	beadsDir := filepath.Join(tmpDir, ".beads")
	if err := os.MkdirAll(beadsDir, 0755); err != nil {
		t.Fatalf("Failed to create .beads: %v", err)
	}

	// Change to temp directory
	origWd, _ := os.Getwd()
	defer os.Chdir(origWd)
	if err := os.Chdir(tmpDir); err != nil {
		t.Fatalf("Failed to change to temp dir: %v", err)
	}

	// Create metadata.json with current version
	cfg := configfile.DefaultConfig()
	cfg.LastBdVersion = Version
	if err := cfg.Save(beadsDir); err != nil {
		t.Fatalf("Failed to save config: %v", err)
	}

	// Save original state
	origUpgradeDetected := versionUpgradeDetected
	origPreviousVersion := previousVersion
	defer func() {
		versionUpgradeDetected = origUpgradeDetected
		previousVersion = origPreviousVersion
	}()

	// Reset state
	versionUpgradeDetected = false
	previousVersion = ""

	// trackBdVersion should not detect upgrade
	trackBdVersion()

	// Should not detect upgrade
	if versionUpgradeDetected {
		t.Error("Expected no upgrade detection when version is the same")
	}
}

func TestMaybeShowUpgradeNotification(t *testing.T) {
	// Save original state
	origUpgradeDetected := versionUpgradeDetected
	origPreviousVersion := previousVersion
	origUpgradeAcknowledged := upgradeAcknowledged
	defer func() {
		versionUpgradeDetected = origUpgradeDetected
		previousVersion = origPreviousVersion
		upgradeAcknowledged = origUpgradeAcknowledged
	}()

	// Test: No upgrade detected
	versionUpgradeDetected = false
	upgradeAcknowledged = false
	previousVersion = ""

	if maybeShowUpgradeNotification() {
		t.Error("Should not show notification when no upgrade detected")
	}

	// Test: Upgrade detected but already acknowledged
	versionUpgradeDetected = true
	upgradeAcknowledged = true
	previousVersion = "0.22.0"

	if maybeShowUpgradeNotification() {
		t.Error("Should not show notification when already acknowledged")
	}

	// Test: Upgrade detected and not acknowledged
	versionUpgradeDetected = true
	upgradeAcknowledged = false
	previousVersion = "0.22.0"

	if !maybeShowUpgradeNotification() {
		t.Error("Should show notification when upgrade detected and not acknowledged")
	}

	// Should be marked as acknowledged after showing
	if !upgradeAcknowledged {
		t.Error("Should mark as acknowledged after showing notification")
	}

	// Calling again should not show (already acknowledged)
	if maybeShowUpgradeNotification() {
		t.Error("Should not show notification twice")
	}
}