search: refactor search sql into a builder class

pkg/services/sqlstore/search_builder_test.go

@@ -0,0 +1,37 @@
+package sqlstore
+
+import (
+	"testing"
+
+	m "github.com/grafana/grafana/pkg/models"
+	"github.com/grafana/grafana/pkg/services/sqlstore/migrator"
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func TestSearchBuilder(t *testing.T) {
+	dialect = migrator.NewDialect("sqlite3")
+
+	Convey("Testing building a search", t, func() {
+		signedInUser := &m.SignedInUser{
+			OrgId:  1,
+			UserId: 1,
+		}
+		sb := NewSearchBuilder(signedInUser, 1000)
+
+		Convey("When building a normal search", func() {
+			sql, params := sb.IsStarred().WithTitle("test").ToSql()
+			So(sql, ShouldStartWith, "SELECT")
+			So(sql, ShouldContainSubstring, "INNER JOIN dashboard on ids.id = dashboard.id")
+			So(sql, ShouldEndWith, "ORDER BY dashboard.title ASC LIMIT 5000")
+			So(len(params), ShouldBeGreaterThan, 0)
+		})
+
+		Convey("When building a search with tag filter", func() {
+			sql, params := sb.WithTags([]string{"tag1", "tag2"}).ToSql()
+			So(sql, ShouldStartWith, "SELECT")
+			So(sql, ShouldContainSubstring, "LEFT OUTER JOIN dashboard_tag")
+			So(sql, ShouldEndWith, "ORDER BY dashboard.title ASC LIMIT 5000")
+			So(len(params), ShouldBeGreaterThan, 0)
+		})
+	})
+}