value_query_string_test.go

package env

import "testing"

func TestQueryStringValue_Set(t *testing.T) {
	p := new(map[string]string)

	val := newQueryStringValue(map[string]string{"key": "value"}, p)

	val.Set("key2=value2") // nolint: errcheck

	if _, exists := (*val)["key"]; exists {
		t.Error("query string map should be clear of default value upon set")
	}
}

func TestQueryStringValue_SetEmpty(t *testing.T) {
	p := new(map[string]string)

	val := newQueryStringValue(map[string]string{"key": "value"}, p)

	val.Set("") // nolint: errcheck

	if _, exists := (*val)["key"]; exists {
		t.Error("query string map should be clear of default value upon set (even if empty)")
	}
}

func TestQueryStringValue_SetEmptyValue(t *testing.T) {
	tests := map[string]string{
		"with equal sign":    "key=",
		"without equal sign": "key=",
	}

	for name, test := range tests {
		t.Run(name, func(t *testing.T) {
			p := new(map[string]string)

			val := newQueryStringValue(map[string]string{}, p)

			val.Set(test) // nolint: errcheck

			if value, exists := (*val)["key"]; !exists || value != "" {
				t.Error("query string map should have an empty value element under key \"key\"")
			}
		})
	}
}