Add packages

- Add the packages that help the operator work as expected.
- Update `go.mod` by running `go mod tidy`.

pkg/onepassword/containers_test.go

@@ -0,0 +1,85 @@
+package onepassword
+
+import (
+	"testing"
+
+	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+)
+
+func TestAreContainersUsingSecretsFromEnv(t *testing.T) {
+	secretNamesToSearch := map[string]*corev1.Secret{
+		"onepassword-database-secret": &corev1.Secret{},
+		"onepassword-api-key":         &corev1.Secret{},
+	}
+
+	containerSecretNames := []string{
+		"onepassword-database-secret",
+		"onepassword-api-key",
+		"some_other_key",
+	}
+
+	containers := generateContainersWithSecretRefsFromEnv(containerSecretNames)
+
+	if !AreContainersUsingSecrets(containers, secretNamesToSearch) {
+		t.Errorf("Expected that containers were using secrets but they were not detected.")
+	}
+}
+
+func TestAreContainersUsingSecretsFromEnvFrom(t *testing.T) {
+	secretNamesToSearch := map[string]*corev1.Secret{
+		"onepassword-database-secret": {},
+		"onepassword-api-key":         {},
+	}
+
+	containerSecretNames := []string{
+		"onepassword-database-secret",
+		"onepassword-api-key",
+		"some_other_key",
+	}
+
+	containers := generateContainersWithSecretRefsFromEnvFrom(containerSecretNames)
+
+	if !AreContainersUsingSecrets(containers, secretNamesToSearch) {
+		t.Errorf("Expected that containers were using secrets but they were not detected.")
+	}
+}
+
+func TestAreContainersNotUsingSecrets(t *testing.T) {
+	secretNamesToSearch := map[string]*corev1.Secret{
+		"onepassword-database-secret": {},
+		"onepassword-api-key":         {},
+	}
+
+	containerSecretNames := []string{
+		"some_other_key",
+	}
+
+	containers := generateContainersWithSecretRefsFromEnv(containerSecretNames)
+
+	if AreContainersUsingSecrets(containers, secretNamesToSearch) {
+		t.Errorf("Expected that containers were not using secrets but they were detected.")
+	}
+}
+
+func TestAppendUpdatedContainerSecretsParsesEnvFromEnv(t *testing.T) {
+	secretNamesToSearch := map[string]*corev1.Secret{
+		"onepassword-database-secret": {},
+		"onepassword-api-key":         {ObjectMeta: metav1.ObjectMeta{Name: "onepassword-api-key"}},
+	}
+
+	containerSecretNames := []string{
+		"onepassword-api-key",
+	}
+
+	containers := generateContainersWithSecretRefsFromEnvFrom(containerSecretNames)
+
+	updatedDeploymentSecrets := map[string]*corev1.Secret{}
+	updatedDeploymentSecrets = AppendUpdatedContainerSecrets(containers, secretNamesToSearch, updatedDeploymentSecrets)
+
+	secretKeyName := "onepassword-api-key"
+
+	if updatedDeploymentSecrets[secretKeyName] != secretNamesToSearch[secretKeyName] {
+		t.Errorf("Expected that updated Secret from envfrom is found.")
+	}
+}