74 lines
1.8 KiB
JavaScript
74 lines
1.8 KiB
JavaScript
import sprintf from '~/locale/sprintf';
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describe('locale', () => {
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describe('sprintf', () => {
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it('does not modify string without parameters', () => {
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const input = 'No parameters';
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const output = sprintf(input);
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expect(output).toBe(input);
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});
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it('ignores extraneous parameters', () => {
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const input = 'No parameters';
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const output = sprintf(input, { ignore: 'this' });
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expect(output).toBe(input);
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});
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it('ignores extraneous placeholders', () => {
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const input = 'No %{parameters}';
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const output = sprintf(input);
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expect(output).toBe(input);
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});
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it('replaces parameters', () => {
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const input = '%{name} has %{count} parameters';
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const parameters = {
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name: 'this',
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count: 2,
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};
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const output = sprintf(input, parameters);
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expect(output).toBe('this has 2 parameters');
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});
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it('replaces multiple occurrences', () => {
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const input = 'to %{verb} or not to %{verb}';
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const parameters = {
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verb: 'be',
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};
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const output = sprintf(input, parameters);
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expect(output).toBe('to be or not to be');
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});
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it('escapes parameters', () => {
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const input = 'contains %{userContent}';
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const parameters = {
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userContent: '<script>alert("malicious!")</script>',
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};
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const output = sprintf(input, parameters);
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expect(output).toBe('contains <script>alert("malicious!")</script>');
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});
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it('does not escape parameters for escapeParameters = false', () => {
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const input = 'contains %{safeContent}';
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const parameters = {
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safeContent: '<strong>bold attempt</strong>',
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};
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const output = sprintf(input, parameters, false);
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expect(output).toBe('contains <strong>bold attempt</strong>');
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});
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});
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});
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