testing cleanup

coords/mapblockcoords.go

@@ -7,3 +7,8 @@ type MapBlockCoords struct {
 func NewMapBlockCoords(x,y,z int) MapBlockCoords {
   return MapBlockCoords{X:x, Y:y, Z:z}
 }
+
+const (
+  MaxCoord = 2047
+  MinCoord = -2047
+)

db/accessor.go

@@ -1,7 +1,11 @@
 package db
 
+import (
+	"mapserver/coords"
+)
+
 type Block struct {
-	posx, posy, posz int
+	pos coords.MapBlockCoords
 	data             []byte
 	mtime            int64
 }
@@ -9,6 +13,6 @@ type Block struct {
 type DBAccessor interface {
 	Migrate() error
 	FindLatestBlocks(mintime int64, limit int) ([]Block, error)
-	FindBlocks(posx int, posz int, posystart int, posyend int) ([]Block, error)
+	FindBlocks(pos1, pos2 coords.MapBlockCoords) ([]Block, error)
-	CountBlocks(x1, x2, y1, y2, z1, z2 int) (int, error)
+	CountBlocks(pos1, pos2 coords.MapBlockCoords) (int, error)
 }

db/sqlite.go

@@ -4,6 +4,7 @@ import (
 	"database/sql"
 	_ "github.com/mattn/go-sqlite3"
 	"github.com/sirupsen/logrus"
+	"mapserver/coords"
 	"time"
 	"errors"
 )
@@ -69,12 +70,24 @@ func (db *Sqlite3Accessor) FindLatestBlocks(mintime int64, limit int) ([]Block,
 	return make([]Block, 0), nil
 }
 
-func (db *Sqlite3Accessor) FindBlocks(posx int, posz int, posystart int, posyend int) ([]Block, error) {
+func (db *Sqlite3Accessor) FindBlocks(pos1, pos2 coords.MapBlockCoords) ([]Block, error) {
 	return make([]Block, 0), nil
 }
 
-func (db *Sqlite3Accessor) CountBlocks(x1, x2, y1, y2, z1, z2 int) (int, error) {
+const countBlockQuery = `
-	rows, err := db.db.Query("select count(*) from blocks")
+select count(*) from blocks b
+where b.pos >= ? and b.pos <= ?
+`
+
+func (db *Sqlite3Accessor) CountBlocks(pos1, pos2 coords.MapBlockCoords) (int, error) {
+	ppos1 := coords.CoordToPlain(pos1)
+	ppos2 := coords.CoordToPlain(pos2)
+
+	if ppos1 > ppos2 {
+		ppos1, ppos2 = ppos2, ppos1
+	}
+
+	rows, err := db.db.Query(countBlockQuery, ppos1, ppos2)
 	if err != nil {
 		return 0, err
 	}

db/sqlite_test.go

@@ -7,6 +7,7 @@ import (
   "testing"
   "io/ioutil"
   "database/sql"
+  "mapserver/coords"
   _ "github.com/mattn/go-sqlite3"
 )
 
@@ -58,10 +59,11 @@ func createTestDatabase(filename string) error {
 }
 
 func TestMigrateEmpty(t *testing.T){
-  tmpfile, err := ioutil.TempFile("", "example")
+  tmpfile, err := ioutil.TempFile("", "TestMigrateEmpty.*.sqlite")
   if err != nil {
     panic(err)
   }
+  defer os.Remove(tmpfile.Name())
 
   createEmptyDatabase(tmpfile.Name())
   a, err := NewSqliteAccessor(tmpfile.Name())
@@ -75,10 +77,11 @@ func TestMigrateEmpty(t *testing.T){
 }
 
 func TestMigrate(t *testing.T){
-  tmpfile, err := ioutil.TempFile("", "example")
+  tmpfile, err := ioutil.TempFile("", "TestMigrate.*.sqlite")
   if err != nil {
     panic(err)
   }
+  defer os.Remove(tmpfile.Name())
 
   createTestDatabase(tmpfile.Name())
   a, err := NewSqliteAccessor(tmpfile.Name())
@@ -93,10 +96,11 @@ func TestMigrate(t *testing.T){
 
 
 func TestMigrateAndQuery(t *testing.T){
-  tmpfile, err := ioutil.TempFile("", "example")
+  tmpfile, err := ioutil.TempFile("", "TestMigrateAndQuery.*.sqlite")
   if err != nil {
     panic(err)
   }
+  defer os.Remove(tmpfile.Name())
 
   createTestDatabase(tmpfile.Name())
   a, err := NewSqliteAccessor(tmpfile.Name())
@@ -108,7 +112,10 @@ func TestMigrateAndQuery(t *testing.T){
     panic(err)
   }
 
-  count, err := a.CountBlocks(-1000, 1000, -1000, 1000, -1000, 1000)
+  count, err := a.CountBlocks(
+    coords.NewMapBlockCoords(coords.MinCoord,coords.MinCoord,coords.MinCoord),
+    coords.NewMapBlockCoords(coords.MaxCoord,coords.MaxCoord,coords.MaxCoord))
+
   if err != nil {
     panic(err)
   }