feat: update tests to verify clamping

cmd/goyco/commands/seed.go

@@ -69,14 +69,33 @@ func seedDatabase(userRepo repositories.UserRepository, postRepo repositories.Po
 		return err
 	}
 
+	originalUsers := *numUsers
+	originalPosts := *numPosts
+	originalVotesPerPost := *votesPerPost
+
 	if *numUsers < 0 {
-		return fmt.Errorf("invalid value for --users: %d (must be >= 0)", *numUsers)
+		if !IsJSONOutput() {
+			fmt.Fprintf(os.Stderr, "Warning: --users value %d is negative, clamping to 0\n", *numUsers)
+		}
+		*numUsers = 0
 	}
+
 	if *numPosts <= 0 {
-		return fmt.Errorf("invalid value for --posts: %d (must be > 0)", *numPosts)
+		if !IsJSONOutput() {
+			fmt.Fprintf(os.Stderr, "Warning: --posts value %d is too low, clamping to 1\n", *numPosts)
+		}
+		*numPosts = 1
 	}
+
 	if *votesPerPost < 0 {
-		return fmt.Errorf("invalid value for --votes-per-post: %d (must be >= 0)", *votesPerPost)
+		if !IsJSONOutput() {
+			fmt.Fprintf(os.Stderr, "Warning: --votes-per-post value %d is negative, clamping to 0\n", *votesPerPost)
+		}
+		*votesPerPost = 0
+	}
+
+	if !IsJSONOutput() && (originalUsers != *numUsers || originalPosts != *numPosts || originalVotesPerPost != *votesPerPost) {
+		fmt.Fprintf(os.Stderr, "Using clamped values: --users=%d --posts=%d --votes-per-post=%d\n", *numUsers, *numPosts, *votesPerPost)
 	}
 
 	if !IsJSONOutput() {

cmd/goyco/commands/seed_test.go

@@ -179,47 +179,35 @@ func TestSeedDatabaseFlagParsing(t *testing.T) {
 		}
 	})
 
-	t.Run("negative users value", func(t *testing.T) {
-		err := seedDatabase(userRepo, postRepo, voteRepo, []string{"--users", "-1"})
+	t.Run("negative users value is clamped", func(t *testing.T) {
+		err := seedDatabase(userRepo, postRepo, voteRepo, []string{"--users", "-1", "--posts", "1"})
 
-		if err == nil {
-			t.Error("expected error for negative users value")
-		}
-		if err != nil && err.Error() != "invalid value for --users: -1 (must be >= 0)" {
-			t.Errorf("expected specific error message, got: %v", err)
+		if err != nil {
+			t.Errorf("negative users should be clamped, not rejected. Got error: %v", err)
 		}
 	})
 
-	t.Run("negative posts value", func(t *testing.T) {
+	t.Run("negative posts value is clamped", func(t *testing.T) {
 		err := seedDatabase(userRepo, postRepo, voteRepo, []string{"--posts", "-5"})
 
-		if err == nil {
-			t.Error("expected error for negative posts value")
-		}
-		if err != nil && err.Error() != "invalid value for --posts: -5 (must be > 0)" {
-			t.Errorf("expected specific error message, got: %v", err)
+		if err != nil {
+			t.Errorf("negative posts should be clamped, not rejected. Got error: %v", err)
 		}
 	})
 
-	t.Run("zero posts value", func(t *testing.T) {
+	t.Run("zero posts value is clamped", func(t *testing.T) {
 		err := seedDatabase(userRepo, postRepo, voteRepo, []string{"--posts", "0"})
 
-		if err == nil {
-			t.Error("expected error for zero posts value")
-		}
-		if err != nil && err.Error() != "invalid value for --posts: 0 (must be > 0)" {
-			t.Errorf("expected specific error message, got: %v", err)
+		if err != nil {
+			t.Errorf("zero posts should be clamped, not rejected. Got error: %v", err)
 		}
 	})
 
-	t.Run("negative votes-per-post value", func(t *testing.T) {
-		err := seedDatabase(userRepo, postRepo, voteRepo, []string{"--votes-per-post", "-10"})
+	t.Run("negative votes-per-post value is clamped", func(t *testing.T) {
+		err := seedDatabase(userRepo, postRepo, voteRepo, []string{"--votes-per-post", "-10", "--posts", "1"})
 
-		if err == nil {
-			t.Error("expected error for negative votes-per-post value")
-		}
-		if err != nil && err.Error() != "invalid value for --votes-per-post: -10 (must be >= 0)" {
-			t.Errorf("expected specific error message, got: %v", err)
+		if err != nil {
+			t.Errorf("negative votes-per-post should be clamped, not rejected. Got error: %v", err)
 		}
 	})