more better db tests; use psql 15, not latest

- our db_test tests now use psql version 15 (which is the same
version our docker-compose file uses) for consistency.
- also added another test, TestDBPlayer

internal/db/db_test.go

@@ -5,6 +5,7 @@ import (
 	"os"
 	"testing"
 
+	"github.com/CPunch/gopenfusion/internal/protocol"
 	"github.com/bitcomplete/sqltestutil"
 )
 
@@ -14,7 +15,7 @@ var (
 
 func TestMain(m *testing.M) {
 	ctx := context.Background()
-	psql, err := sqltestutil.StartPostgresContainer(ctx, "latest")
+	psql, err := sqltestutil.StartPostgresContainer(ctx, "15")
 	if err != nil {
 		panic(err)
 	}
@@ -47,4 +48,77 @@ func TestDBAccount(t *testing.T) {
 	if acc.Login != "test" {
 		t.Error("account username is not test")
 	}
+
+	if _, err = testDB.TryLogin("test", "wrongpassword"); err != ErrLoginInvalidPassword {
+		t.Error("expected ErrLoginInvalidPassword")
+	}
+}
+
+/*
+
+test data has been collected by running the following commands in a postgresql shell started with:
+docker exec -it gofusion-postgresql-1 psql -U gopenfusion -W gopenfusion
+
+gopenfusion=# SELECT * FROM Players;
+ playerid | accountid | firstname | lastname | namecheck | slot | created | lastlogin | level | nano1 | nano2 | nano3 | appearanceflag | tutorialflag | payzoneflag | xcoordinate | ycoordinate | zcoordinate | angle |  hp  | fusionmatter | taros | batteryw | batteryn | mentor | currentmissionid | warplocationflag |         skywaylocationflag         |            firstuseflag            |                                                                                                                               quests
+----------+-----------+-----------+----------+-----------+------+---------+-----------+-------+-------+-------+-------+----------------+--------------+-------------+-------------+-------------+-------------+-------+------+--------------+-------+----------+----------+--------+------------------+------------------+------------------------------------+------------------------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
+        1 |         1 | Neil      | Mcscout  |         1 |    1 |   76476 |     76476 |     1 |     0 |     0 |     0 |              1 |            1 |           0 |      632032 |      187177 |       -5500 |     0 | 1000 |            0 |     0 |        0 |        0 |      5 |                0 |                0 | \x00000000000000000000000000000000 | \x00000000000000000000000000000000 | \x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
+
+gopenfusion=# SELECT * FROM Appearances;
+ playerid | body | eyecolor | facestyle | gender | haircolor | hairstyle | height | skincolor
+----------+------+----------+-----------+--------+-----------+-----------+--------+-----------
+        1 |    2 |        3 |         5 |      1 |        11 |         3 |      0 |         9
+
+gopenfusion=# SELECT * FROM Inventory;
+ playerid | slot | id  | type | opt | timelimit
+----------+------+-----+------+-----+-----------
+        1 |    1 | 328 |    1 |   1 |         0
+        1 |    2 | 359 |    2 |   1 |         0
+        1 |    3 | 194 |    3 |   1 |         0
+
+*/
+
+func TestDBPlayer(t *testing.T) {
+	if _, err := testDB.NewAccount("testplayer", "test"); err != nil {
+		t.Error(err)
+	}
+
+	// now try to retrieve account data
+	acc, err := testDB.TryLogin("testplayer", "test")
+	if err != nil {
+		t.Error(err)
+	}
+
+	plrID, err := testDB.NewPlayer(acc.AccountID, "Neil", "Mcscout", 1)
+	if err != nil {
+		t.Error(err)
+	}
+
+	if err = testDB.FinishPlayer(&protocol.SP_CL2LS_REQ_CHAR_CREATE{
+		PCStyle: protocol.SPCStyle{
+			IPC_UID:     int64(plrID),
+			INameCheck:  1,
+			SzFirstName: "Neil",
+			SzLastName:  "Mcscout",
+			IGender:     1,
+			IFaceStyle:  5,
+			IHairColor:  11,
+			ISkinColor:  9,
+			IEyeColor:   3,
+			IHeight:     0,
+			IBody:       2,
+			IHairStyle:  3,
+		},
+		SOn_Item: protocol.SOnItem{
+			IEquipUBID:   328,
+			IEquipLBID:   359,
+			IEquipFootID: 194,
+		},
+	}, acc.AccountID); err != nil {
+		t.Error(err)
+	}
+
+	if err = testDB.FinishTutorial(plrID, acc.AccountID); err != nil {
+		t.Error(err)
+	}
 }