Adding unit tests for utils.go

Signed-off-by: Sebastian Cole <[email protected]>

controllers/providers/kubernetes/utils_test.go

@@ -0,0 +1,103 @@
+package kubernetes
+
+import (
+	"testing"
+)
+
+func TestHasAnnotation(t *testing.T) {
+	annotations := map[string]string{
+		"foo": "bar",
+		"baz": "",
+	}
+	tests := []struct {
+		name        string
+		annotations map[string]string
+		key         string
+		expected    bool
+	}{
+		{
+			name:        "present with value",
+			annotations: annotations,
+			key:         "foo",
+			expected:    true,
+		},
+		{
+			name:        "present with no value",
+			annotations: annotations,
+			key:         "baz",
+			expected:    true,
+		},
+		{
+			name:        "absent",
+			annotations: annotations,
+			key:         "missing",
+			expected:    false,
+		},
+	}
+
+	for _, tc := range tests {
+		result := HasAnnotation(tc.annotations, tc.key)
+		if result != tc.expected {
+			t.Fail()
+		}
+	}
+
+}
+
+func TestHasAnnotationWithValue(t *testing.T) {
+	annotations := map[string]string{
+		"foo": "bar",
+		"baz": "",
+	}
+	tests := []struct {
+		name        string
+		annotations map[string]string
+		key         string
+		value       string
+		expected    bool
+	}{
+		{
+			name:        "present with value expecting value",
+			annotations: annotations,
+			key:         "foo",
+			value:       "bar",
+			expected:    true,
+		},
+		{
+			name:        "present with value expecting no value",
+			annotations: annotations,
+			key:         "foo",
+			value:       "",
+			expected:    false,
+		},
+		{
+			name:        "present with no value expecting no value",
+			annotations: annotations,
+			key:         "baz",
+			value:       "",
+			expected:    true,
+		},
+		{
+			name:        "present with no value expecting value",
+			annotations: annotations,
+			key:         "baz",
+			value:       "boop",
+			expected:    false,
+		},
+		{
+			name:        "absent",
+			annotations: annotations,
+			key:         "missing",
+			value:       "",
+			expected:    false,
+		},
+	}
+
+	for _, tc := range tests {
+		result := HasAnnotationWithValue(tc.annotations, tc.key, tc.value)
+		if result != tc.expected {
+			t.Fatalf("Unexpected result %v. expected %v from %s", result, tc.expected, tc.name)
+		}
+	}
+
+}