26 lines
962 B
JavaScript
26 lines
962 B
JavaScript
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var testCase = require('nodeunit').testCase;
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var exif = require('../lib/exif.js');
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var BufferStream = require('../lib/bufferstream.js');
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var buf = require('fs').readFileSync(__dirname + '/starfish.jpg');
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module.exports = testCase({
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"test parseTags": function(test) {
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var expectedTags = require('./expected-exif-tags.json');
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var index = 0;
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exif.parseTags(new BufferStream(buf, 24, 23960), function(ifdSection, tagType, value, format) {
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var t = expectedTags[index];
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test.strictEqual(t.ifdSection, ifdSection);
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test.strictEqual(t.tagType, tagType);
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test.strictEqual(t.format, format);
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if(typeof t.value === 'string' && t.value.indexOf('b:') === 0) {
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test.ok(Buffer.isBuffer(value));
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test.strictEqual(parseInt(t.value.substr(2), 10), value.length);
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} else {
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test.deepEqual(t.value, value);
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}
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++index;
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});
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test.strictEqual(index, expectedTags.length, 'all tags should be passed to the iterator');
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test.done();
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}
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});
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