Update tests to use TravisCI

This will remove the current .drone.yml which isn't used anymore, update the
Makefile target and move tests to using `t.Skip` instead of `t.Fatal` if no
database exists during tests. This is so it's possible to develop new tests
that may not require a database.

.drone.yml

@@ -1,10 +0,0 @@
-image: go1.2
-env:
-  - GOPATH=/var/cache/drone
-services:
-  - postgres
-script:
-  - export PGSTORE_TEST_CONN="postgres://postgres@127.0.0.1/test?sslmode=disable"
-  - psql -c 'create database test;' -U postgres -h 127.0.0.1
-  - make
-  - make test

.travis.yml

@@ -0,0 +1,18 @@
+language: go
+
+go:
+  - 1.2
+  - tip
+
+script: make test
+
+env:
+  - PGSTORE_TEST_CONN="postgres://postgres@127.0.0.1/test?sslmode=disable"
+
+before_script:
+  - psql -c 'create database test;' -U postgres
+
+addons:
+  postgresql: "9.3"
+
+sudo: false

Makefile

@@ -6,8 +6,8 @@ build:
 get-deps:
 	@go get -d -v ./...
 
-test:
-	@go test ./...
+test: get-deps
+	@go test -v ./...
 
 format:
 	@go fmt ./...

cleanup_test.go

@@ -10,7 +10,7 @@ import (
 func TestCleanup(t *testing.T) {
 	ss := NewPGStore(os.Getenv("PGSTORE_TEST_CONN"), []byte(secret))
 	if ss == nil {
-		t.Fatal("This test requires a real database")
+		t.Skip("This test requires a real database")
 	}
 
 	defer ss.Close()

pgstore_test.go

@@ -30,7 +30,7 @@ func TestPGStore(t *testing.T) {
 	ss := NewPGStore(os.Getenv("PGSTORE_TEST_CONN"), []byte(secret))
 
 	if ss == nil {
-		t.Fatal("This test requires a real database")
+		t.Skip("This test requires a real database")
 	}
 
 	defer ss.Close()
@@ -124,7 +124,7 @@ func TestSessionOptionsAreUniquePerSession(t *testing.T) {
 	ss := NewPGStore(os.Getenv("PGSTORE_TEST_CONN"), []byte(secret))
 
 	if ss == nil {
-		t.Fatal("This test requires a real database")
+		t.Skip("This test requires a real database")
 	}
 
 	defer ss.Close()