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Merge pull request #5 from emeraldsanto/dev
Version 2.0.0
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
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@@ -41,3 +41,6 @@ buck-out/ | |
| \.buckd/ | ||
| *.keystore | ||
| .vscode/settings.json | ||
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| # JEST | ||
| coverage/ | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,130 @@ | ||
| const EncryptedStorage = require('./EncryptedStorage'); | ||
| const { NativeModules } = require('react-native'); | ||
| const { RNEncryptedStorage } = NativeModules; | ||
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| describe('lib/EncryptedStorage', () => { | ||
| afterEach(() => { | ||
| jest.clearAllMocks(); | ||
| }); | ||
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| describe('using Promises', () => { | ||
| describe('setItem(key, value)', () => { | ||
| it('should return no errors if it could store the value', async () => { | ||
| const storeError = await EncryptedStorage.setItem('key', 'value'); | ||
| expect(storeError).toBe(null); | ||
| }); | ||
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| it('should reject with an error if it could not store the value', async () => { | ||
| RNEncryptedStorage.setItem.mockImplementationOnce(() => Promise.reject(new Error('Set error'))); | ||
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| try { | ||
| await EncryptedStorage.setItem('key', 'value'); | ||
| } catch (error) { | ||
| expect(error.message).toBe('Set error'); | ||
| } | ||
| }); | ||
| }); | ||
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| describe('getItem(key)', () => { | ||
| it('should return the value if it could be retrieved succesfully', async () => { | ||
| const item = await EncryptedStorage.getItem('key'); | ||
| expect(item).toEqual('{ "foo": 1 }'); | ||
| }); | ||
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| it('should return null if no value was found for that key', async () => { | ||
| RNEncryptedStorage.getItem.mockImplementationOnce(() => Promise.resolve(undefined)); | ||
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| const item = await EncryptedStorage.getItem('key'); | ||
| expect(item).toEqual(undefined); | ||
| }); | ||
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| it('should reject with an error if it could not retrieve the value', async () => { | ||
| RNEncryptedStorage.getItem.mockImplementationOnce(() => Promise.reject(new Error("Get error"))); | ||
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| try { | ||
| await EncryptedStorage.getItem('key'); | ||
| } catch (error) { | ||
| expect(error.message).toBe('Get error'); | ||
| } | ||
| }); | ||
| }); | ||
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| describe('removeItem(key)', () => { | ||
| it('should return no error if it could removed the stored value', async () => { | ||
| const removeResult = await EncryptedStorage.removeItem('key'); | ||
| expect(removeResult).toBe(null); | ||
| }); | ||
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| it('should throw an error if it could not retrieve the stored value', async () => { | ||
| RNEncryptedStorage.removeItem.mockImplementationOnce(() => Promise.reject(new Error("Remove error"))); | ||
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| try { | ||
| await EncryptedStorage.removeItem('key'); | ||
| } catch (error) { | ||
| expect(error.message).toBe('Remove error'); | ||
| } | ||
| }); | ||
| }); | ||
| }); | ||
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| describe('using callbacks', () => { | ||
| describe('setItem(key, value)', () => { | ||
| it('should return no errors if it could store the value', () => { | ||
| EncryptedStorage.setItem('key', 'value', err => { | ||
| expect(err).toBe(null); | ||
| }); | ||
| }); | ||
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| it('should reject with an error if it could not store the value', () => { | ||
| RNEncryptedStorage.setItem.mockImplementationOnce(() => Promise.reject(new Error('Set error'))); | ||
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| EncryptedStorage.setItem('key', 'value', err => { | ||
| expect(err.message).toBe('Set error'); | ||
| }); | ||
| }); | ||
| }); | ||
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| describe('getItem(key)', () => { | ||
| it('should return the value if it could be retrieved succesfully', () => { | ||
| EncryptedStorage.getItem('key', (err, value) => { | ||
| expect(err).toBe(null); | ||
| expect(value).toEqual('{ "foo": 1 }'); | ||
| }); | ||
| }); | ||
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| it('should return null if no value was found for that key', () => { | ||
| RNEncryptedStorage.getItem.mockImplementationOnce(() => Promise.resolve(undefined)); | ||
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| EncryptedStorage.getItem('key', (err, value) => { | ||
| expect(err).toBe(null); | ||
| expect(value).toBe(undefined); | ||
| }); | ||
| }); | ||
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| it('should reject with an error if it could not retrieve the value', () => { | ||
| RNEncryptedStorage.getItem.mockImplementationOnce(() => Promise.reject(new Error("Get error"))); | ||
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| EncryptedStorage.getItem('key', (err, value) => { | ||
| expect(err.message).toEqual('Get error'); | ||
| expect(value).toBe(undefined); | ||
| }); | ||
| }); | ||
| }); | ||
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| describe('removeItem(key)', () => { | ||
| it('should return no error if it could removed the stored value', () => { | ||
| EncryptedStorage.removeItem('key', err => { | ||
| expect(err).toBe(null); | ||
| }); | ||
| }); | ||
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| it('should throw an error if it could not retrieve the stored value', () => { | ||
| RNEncryptedStorage.removeItem.mockImplementationOnce(() => Promise.reject(new Error("Remove error"))); | ||
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| EncryptedStorage.removeItem('key', err => { | ||
| expect(err.message).toBe('Remove error'); | ||
| }); | ||
| }); | ||
| }); | ||
| }); | ||
| }); |
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