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This run_test helper sets up a convention that allows us to give really short tracebacks for errors, and eventually we can have more control over running individual tests. (The latter goal has some complications, since we often intentionally leak setup in tests.)
49 lines
3.2 KiB
JavaScript
49 lines
3.2 KiB
JavaScript
zrequire('util');
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var rtl = zrequire('rtl');
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run_test('get_direction', () => {
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// These characters are strong R or AL: ا ب پ ج ض و د ؛
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// These characters are not strong: ۱ ۲ ۳ ۴ ۵ ۶ ۷ ۸ ۹ ۰
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assert.equal(rtl.get_direction('abcابپ'), 'ltr');
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assert.equal(rtl.get_direction('ابپabc'), 'rtl');
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assert.equal(rtl.get_direction('123abc'), 'ltr');
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assert.equal(rtl.get_direction('۱۲۳abc'), 'ltr');
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assert.equal(rtl.get_direction('123؛بپ'), 'rtl');
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assert.equal(rtl.get_direction('۱۲۳ابپ'), 'rtl');
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assert.equal(rtl.get_direction('۱۲جg'), 'rtl');
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assert.equal(rtl.get_direction('12gج'), 'ltr');
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assert.equal(rtl.get_direction('۱۲۳'), 'ltr');
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assert.equal(rtl.get_direction('1234'), 'ltr');
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// Testing with some isolate initiators and PDIs.
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var i_chars = '\u2066\u2067\u2068';
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var pdi = '\u2069';
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assert.equal(rtl.get_direction('aa' + i_chars.charAt(0) + 'bb' + pdi + 'cc'), 'ltr');
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assert.equal(rtl.get_direction('دد' + i_chars.charAt(0) + 'bb' + pdi + 'cc'), 'rtl');
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assert.equal(rtl.get_direction('12' + i_chars.charAt(0) + 'bb' + pdi + 'جج'), 'rtl');
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assert.equal(rtl.get_direction('۱۲' + i_chars.charAt(0) + 'جج' + pdi + 'cc'), 'ltr');
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assert.equal(rtl.get_direction('aa' + i_chars.charAt(0) + 'ج؛ج'), 'ltr');
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assert.equal(rtl.get_direction('12' + i_chars.charAt(0) + 'ج؛ج'), 'ltr');
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assert.equal(rtl.get_direction('۱۲' + i_chars.charAt(0) + 'aaa'), 'ltr');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(0) + 'bb' + i_chars.charAt(0) + 'جج' + pdi + 'ضض' + pdi + '..'), 'ltr');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(0) + 'bb' + i_chars.charAt(0) + 'جج' + pdi + 'ضض' + pdi + 'وو'), 'rtl');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(0) + 'bb' + pdi + '33' + pdi + '..'), 'ltr');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(0) + 'bb' + pdi + '12' + pdi + 'وو'), 'rtl');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(0) + 'ضج' + pdi + '12' + pdi + 'ff'), 'ltr');
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assert.equal(rtl.get_direction('aa' + i_chars.charAt(1) + 'bb' + pdi + 'cc'), 'ltr');
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assert.equal(rtl.get_direction('دد' + i_chars.charAt(2) + 'bb' + pdi + 'cc'), 'rtl');
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assert.equal(rtl.get_direction('12' + i_chars.charAt(1) + 'bb' + pdi + 'جج'), 'rtl');
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assert.equal(rtl.get_direction('۱۲' + i_chars.charAt(2) + 'جج' + pdi + 'cc'), 'ltr');
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assert.equal(rtl.get_direction('aa' + i_chars.charAt(1) + 'ججج'), 'ltr');
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assert.equal(rtl.get_direction('12' + i_chars.charAt(2) + 'ججج'), 'ltr');
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assert.equal(rtl.get_direction('۱۲' + i_chars.charAt(1) + 'aaa'), 'ltr');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(1) + 'bb' + i_chars.charAt(2) + 'جج' + pdi + 'ضض' + pdi + '..'), 'ltr');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(2) + 'bb' + i_chars.charAt(1) + '؛ج' + pdi + 'ضض' + pdi + 'وو'), 'rtl');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(1) + 'bb' + pdi + '33' + pdi + '..'), 'ltr');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(2) + 'bb' + pdi + '12' + pdi + 'وو'), 'rtl');
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assert.equal(rtl.get_direction(',,' + i_chars.charAt(1) + 'ضج' + pdi + '12' + pdi + 'ff'), 'ltr');
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});
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