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339 lines
6.7 KiB
339 lines
6.7 KiB
/*
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* Brute force test cases for URI encoding and decoding functions.
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*
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* There are no test cases for decoding extended UTF-8 codepoints
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* because such strings must explicitly be rejected (this is
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* specified quite clearly). If a custom entrypoint with more
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* control is added, separate testcases for that should be added.
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*/
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/*---
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{
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"slow": true
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}
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---*/
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// indirect eval -> this is bound to the global object, E5 Section 10.4.2, step 1.a.
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var g = (function () { var e = eval; return e('this'); } )();
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/* Dump a string as decimal codepoints, ensures that tests produce ASCII only
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* outputs.
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*/
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function dumpCodePoints(x) {
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var i;
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var res = [];
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for (i = 0; i < x.length; i++) {
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res.push(x.charCodeAt(i));
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}
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return res.join(' ');
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}
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/*
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* Brute force URI encode/decode conversion for the entire BMP range.
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*/
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function genString(start, count) {
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var res = [];
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var i, cp;
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for (i = 0; i < count; i++) {
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cp = start + i;
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res[i] = String.fromCharCode(cp);
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}
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return res.join('');
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}
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/* Trivial string checksum used to summarize brute force output lines
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* (minimizes test case size).
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*/
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function checkSumString(x) {
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var i, n;
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var res = 0;
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var mult = [ 1, 3, 5, 7, 11, 13, 17, 19, 23 ];
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n = x.length;
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for (i = 0; i < n; i++) {
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res += x.charCodeAt(i) * mult[i % mult.length];
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res = res >>> 0; // coerce to 32 bits
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}
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return res;
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}
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/*===
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encodeURI BMP
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0 true 3321596
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1024 true 3710104
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2048 true 5466624
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3072 true 5477888
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4096 true 5370368
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5120 true 5381632
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6144 true 5471744
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7168 true 5483008
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8192 true 5375488
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9216 true 5386752
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10240 true 5476864
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11264 true 5488128
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12288 true 5380608
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13312 true 5391872
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14336 true 5481984
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15360 true 5493248
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16384 true 5385728
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17408 true 5396992
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18432 true 5487104
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19456 true 5498368
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20480 true 5390848
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21504 true 5402112
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22528 true 5492224
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23552 true 5503488
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24576 true 5395968
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25600 true 5407232
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26624 true 5497344
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27648 true 5508608
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28672 true 5401088
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29696 true 5412352
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30720 true 5502464
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31744 true 5513728
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32768 true 5406208
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33792 true 5417472
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34816 true 5507584
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35840 true 5518848
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36864 true 5411328
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37888 true 5422592
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38912 true 5512704
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39936 true 5523968
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40960 true 5452288
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41984 true 5463552
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43008 true 5553664
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44032 true 5564928
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45056 true 5457408
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46080 true 5468672
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47104 true 5558784
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48128 true 5570048
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49152 true 5462528
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50176 true 5473792
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51200 true 5563904
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52224 true 5575168
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53248 true 5467648
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54272 true 5478912
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55296 URIError (expected)
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56320 URIError (expected)
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57344 true 5472768
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58368 true 5484032
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59392 true 5574144
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60416 true 5585408
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61440 true 5477888
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62464 true 5489152
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63488 true 5579264
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64512 true 5590528
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encodeURIComponent BMP
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0 true 3177834
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1024 true 3710104
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2048 true 5466624
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3072 true 5477888
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4096 true 5370368
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5120 true 5381632
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6144 true 5471744
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7168 true 5483008
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8192 true 5375488
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9216 true 5386752
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10240 true 5476864
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11264 true 5488128
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12288 true 5380608
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13312 true 5391872
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14336 true 5481984
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15360 true 5493248
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16384 true 5385728
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17408 true 5396992
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18432 true 5487104
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19456 true 5498368
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20480 true 5390848
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21504 true 5402112
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22528 true 5492224
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23552 true 5503488
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24576 true 5395968
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25600 true 5407232
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26624 true 5497344
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27648 true 5508608
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28672 true 5401088
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29696 true 5412352
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30720 true 5502464
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31744 true 5513728
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32768 true 5406208
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33792 true 5417472
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34816 true 5507584
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35840 true 5518848
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36864 true 5411328
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37888 true 5422592
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38912 true 5512704
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39936 true 5523968
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40960 true 5452288
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41984 true 5463552
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43008 true 5553664
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44032 true 5564928
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45056 true 5457408
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46080 true 5468672
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47104 true 5558784
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48128 true 5570048
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49152 true 5462528
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50176 true 5473792
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51200 true 5563904
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52224 true 5575168
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53248 true 5467648
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54272 true 5478912
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55296 URIError (expected)
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56320 URIError (expected)
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57344 true 5472768
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58368 true 5484032
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59392 true 5574144
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60416 true 5585408
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61440 true 5477888
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62464 true 5489152
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63488 true 5579264
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64512 true 5590528
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===*/
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/* Test encodeURI and encodeURIComponent for BMP. Results are string hashed
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* to minimize output size.
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*/
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function encodeURIBMPTest(is_uricomponent) {
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var x1, x2, x3;
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var got_urierror;
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// step 1024 (= 0x400), ensure that 0xd800...0xdfff aligns nicely
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for (var i = 0; i < 65536; i += 1024) {
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got_urierror = false;
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try {
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x1 = genString(i, 1024);
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if (is_uricomponent) {
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x2 = g.encodeURIComponent(x1);
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x3 = g.decodeURIComponent(x2);
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} else {
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x2 = g.encodeURI(x1);
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x3 = g.decodeURI(x2);
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}
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print(i, (x1 === x3), checkSumString(x2));
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} catch (e) {
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if (e.name === 'URIError') {
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got_urierror = true;
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} else {
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throw e;
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}
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}
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if (i >= 0xd800 && i < 0xe000) {
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// For surrogate pairs encoded 'naively' into UTF-8,
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// URIError is required.
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if (got_urierror) {
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print(i, 'URIError (expected)');
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} else {
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print(i, 'URIError (unexpected)');
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}
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}
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}
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}
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try {
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print('encodeURI BMP');
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encodeURIBMPTest(false);
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print('encodeURIComponent BMP');
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encodeURIBMPTest(true);
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} catch (e) {
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print(e.name, e);
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}
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/*===
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encodeURI surrogate pairs
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459501750
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465268918
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465989814
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459676504
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460397400
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466164568
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466885464
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460572154
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461293050
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467060218
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467781114
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461467804
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462188700
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467955868
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468676764
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462363454
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encodeURIComponent surrogate pairs
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459501750
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465268918
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465989814
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459676504
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460397400
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466164568
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466885464
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460572154
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461293050
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467060218
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467781114
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461467804
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462188700
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467955868
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468676764
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462363454
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===*/
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/* Test surrogate pair encoding. Results are string hashed in large pieces
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* to minimize test output size.
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*/
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function encodeURISurrogatePairTest(is_uricomponent) {
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var x1, x2, x3;
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var lo, hi;
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var tmp = [];
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for (var i = 0; i < 0x100000; i++) {
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hi = 0xd800 + ((i >> 10) & 0x03ff);
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lo = 0xdc00 + (i & 0x03ff);
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tmp.push(String.fromCharCode(hi, lo));
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if (tmp.length < 65536) {
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continue;
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}
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x1 = tmp.join('');
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if (is_uricomponent) {
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x2 = g.encodeURIComponent(x1);
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x3 = g.decodeURIComponent(x2);
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} else {
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x2 = g.encodeURI(x1);
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x3 = g.decodeURI(x2);
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}
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print(checkSumString(x2));
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tmp = [];
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}
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if (tmp.length != 0) {
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throw new Error('internal error');
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}
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}
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try {
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print('encodeURI surrogate pairs');
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encodeURISurrogatePairTest(false);
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print('encodeURIComponent surrogate pairs');
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encodeURISurrogatePairTest(true);
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} catch (e) {
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print(e.name, e);
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}
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/*===
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===*/
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/*
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decodeURI
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decodeURIComponent
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*/
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/* XXX: decoding bruteforce cases? ASCII range decoding cases already
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* exist, what to test here?
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*/
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