Fix default prefix to be PELICAN

Since the binary generated for namespaces_test.go doesn't start with
`stash`, the override for the test should be `PELICAN`-prefixed instead.

Author: bbockelm

namespaces/namespaces_test.go

@@ -67,7 +67,7 @@ func TestMatchNamespace(t *testing.T) {
 }
 `)
 
-	err := os.Setenv("STASH_NAMESPACE_URL", "https://doesnotexist.edu/blah/nope")
+	err := os.Setenv("PELICAN_NAMESPACE_URL", "https://doesnotexist.edu/blah/nope")
 	if err != nil {
 		t.Error(err)
 	}
@@ -94,7 +94,7 @@ func TestMatchNamespace(t *testing.T) {
 	assert.Equal(t, false, ns.ReadHTTPS)
 	assert.Equal(t, false, ns.UseTokenOnRead)
 
-	err = os.Unsetenv("STASH_NAMESPACE_URL")
+	err = os.Unsetenv("PELICAN_NAMESPACE_URL")
 	if err != nil {
 		t.Error(err)
 	}
@@ -156,35 +156,35 @@ func TestFullNamespace(t *testing.T) {
 
 // TestDownloadNamespaces tests the download of the namespaces JSON
 func TestDownloadNamespaces(t *testing.T) {
-	os.Setenv("STASH_NAMESPACE_URL", "https://topology-itb.opensciencegrid.org/stashcache/namespaces")
+	os.Setenv("PELICAN_NAMESPACE_URL", "https://topology-itb.opensciencegrid.org/stashcache/namespaces")
 	viper.Reset()
 	err := config.Init()
 	assert.Nil(t, err)
-	defer os.Unsetenv("STASH_NAMESPACE_URL")
+	defer os.Unsetenv("PELICAN_NAMESPACE_URL")
 	namespaceBytes, err := downloadNamespace()
 	assert.NoError(t, err, "Failed to download namespaces")
 	assert.NotNil(t, namespaceBytes, "Namespace bytes is nil")
 
 }
 
 func TestDownloadNamespacesFail(t *testing.T) {
-	os.Setenv("STASH_NAMESPACE_URL", "https://doesnotexist.org.blah/namespaces.json")
+	os.Setenv("PELICAN_NAMESPACE_URL", "https://doesnotexist.org.blah/namespaces.json")
 	viper.Reset()
 	err := config.Init()
 	assert.Nil(t, err)
-	defer os.Unsetenv("STASH_NAMESPACE_URL")
+	defer os.Unsetenv("PELICAN_NAMESPACE_URL")
 	namespaceBytes, err := downloadNamespace()
 	assert.Error(t, err, "Failed to download namespaces")
 	assert.Nil(t, namespaceBytes, "Namespace bytes is nil")
 }
 
 func TestGetNamespaces(t *testing.T) {
 	// Set the environment to an invalid URL, so it is forced to use the "built-in" namespaces.json
-	os.Setenv("STASH_NAMESPACE_URL", "https://doesnotexist.org.blah/namespaces.json")
+	os.Setenv("PELICAN_NAMESPACE_URL", "https://doesnotexist.org.blah/namespaces.json")
 	viper.Reset()
 	err := config.Init()
 	assert.Nil(t, err)
-	defer os.Unsetenv("STASH_NAMESPACE_URL")
+	defer os.Unsetenv("PELICAN_NAMESPACE_URL")
 	namespaces, err := GetNamespaces()
 	assert.NoError(t, err, "Failed to get namespaces")
 	assert.NotNil(t, namespaces, "Namespaces is nil")