5 function validateString(result) {
6   expect(typeof result).toBe('string');
7   expect(result.length).toBeGreaterThan(0);
10 function validateStringArray(result) {
11   expect(result).toBeDefined();
12   expect(Array.isArray(result)).toBe(true);
67     const result = Localization.region;  constant
69       validateString(result);
71       expect(result).toBe(null);
75     const result = Localization.locale;  constant
77       expect(typeof result).toBe('string');
78       expect(result.length > 0).toBe(true);
81       expect(result).toBe('');
85     const result = Localization.locales;  constant
86     validateStringArray(result);
88       expect(result.length).toBeGreaterThan(0);
89       expect(result[0]).toBe(Localization.locale);
91       expect(result.length).toBe(0);
95     const result = Localization.isoCurrencyCodes;  constant
96     validateStringArray(result);
97     result.forEach(validateString);
103     const result = Localization.isRTL;  constant
104     expect(typeof result).toBe('boolean');
105     expect(result).toBe(false);
108     const result = Localization.isMetric;  constant
109     expect(typeof result).toBe('boolean');
115     const result = Localization.digitGroupingSeparator;  constant
116     expect(result).toBeDefined();
117     expect(typeof result).toBe('string');