sgauthier
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36 lines
774 B
TypeScript
36 lines
774 B
TypeScript
import invariant from '../src';
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describe('production mode', () => {
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const OLD_ENV = process.env;
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beforeEach(() => {
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jest.resetModules(); // this is important - it clears the cache
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process.env = { ...OLD_ENV };
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delete process.env.NODE_ENV;
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});
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afterEach(() => {
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process.env = OLD_ENV;
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});
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it('works', () => {
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process.env.NODE_ENV = 'production';
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expect(function() {
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invariant(true, 'invariant message');
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}).not.toThrow();
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expect(function() {
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invariant(false, 'invariant message');
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}).toThrow(/invariant message/);
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expect(function() {
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(invariant as any)(true);
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}).not.toThrow();
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expect(function() {
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(invariant as any)(false);
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}).toThrow(/minified exception occurred/i);
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});
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});
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