Fixed issue where previously failing tests were not seen

This was due to the resolver handler having the wrong prefix
when searching and errors not previously being bubbled up
properly

dependency/resolver_test.go

diff --git a/dependency/resolver_test.go b/dependency/resolver_test.go
index 1867cee..f4b44d9 100644
--- a/dependency/resolver_test.go
+++ b/dependency/resolver_test.go
@@ -46,6 +46,8 @@
 	if err != nil {
 		t.Fatal(err)
 	}
+	h := &DefaultMissingPackageHandler{Missing: []string{}, Gopath: []string{}, Prefix: "../vendor"}
+	r.Handler = h
 
 	l, _, err := r.ResolveLocal(true)
 	if err != nil {
@@ -62,6 +64,8 @@
 	if err != nil {
 		t.Fatal(err)
 	}
+	h := &DefaultMissingPackageHandler{Missing: []string{}, Gopath: []string{}, Prefix: "../vendor"}
+	r.Handler = h
 
 	base := filepath.Join(os.Getenv("GOPATH"), "src/github.com/Masterminds/glide/vendor")
 	l, err := r.Resolve("github.com/codegangsta/cli", base)
@@ -91,6 +95,8 @@
 	if err != nil {
 		t.Fatalf("No new resolver: %s", err)
 	}
+	h := &DefaultMissingPackageHandler{Missing: []string{}, Gopath: []string{}, Prefix: "../vendor"}
+	r.Handler = h
 	l, err := r.ResolveAll(deps, false)
 	if err != nil {
 		t.Fatalf("Failed to resolve: %s", err)