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1 const charset = "EUC-JP"; |
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2 const ScriptableUnicodeConverter = |
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3 Components.Constructor("@mozilla.org/intl/scriptableunicodeconverter", |
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4 "nsIScriptableUnicodeConverter"); |
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5 var gConverter; |
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6 |
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7 function error(inString, outString, msg){ |
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8 var dispIn = ""; |
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9 var dispOut = ""; |
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10 var i; |
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11 for (i = 0; i < inString.length; ++i) { |
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12 dispIn += " x" + inString.charCodeAt(i).toString(16); |
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13 } |
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14 if (outString.length == 0) { |
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15 dispOut = "<empty>"; |
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16 } else { |
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17 for (i = 0; i < outString.length; ++i) { |
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18 dispOut += " x" + outString.charCodeAt(i).toString(16); |
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19 } |
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20 } |
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21 dump("\"" + dispIn + "\" ==> \"" + dispOut + "\"\n"); |
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22 do_throw("security risk: " + msg); |
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23 } |
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24 |
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25 function test(inString) { |
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26 var outString = gConverter.ConvertToUnicode(inString) + |
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27 gConverter.Finish(); |
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28 |
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29 switch (outString.length) { |
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30 case 0: |
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31 case 1: |
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32 case 2: |
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33 error(inString, outString, "Unexpected error"); |
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34 break; |
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35 case 3: |
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36 error(inString, outString, "3 byte sequence eaten"); |
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37 break; |
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38 case 4: |
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39 if (outString.charCodeAt(0) < 0x80 && |
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40 outString.charCodeAt(1) < 0x80 && |
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41 outString.charCodeAt(2) < 0x80 && |
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42 outString.charCodeAt(3) < 0x80) { |
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43 error(inString, outString, |
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44 "3 byte sequence converted to 1 ASCII"); |
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45 } |
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46 break; |
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47 case 5: |
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48 if (outString != inString && |
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49 outString.charCodeAt(0) < 0x80 && |
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50 outString.charCodeAt(1) < 0x80 && |
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51 outString.charCodeAt(2) < 0x80 && |
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52 outString.charCodeAt(3) < 0x80 && |
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53 outString.charCodeAt(4) < 0x80) { |
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54 error(inString, outString, |
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55 "3 byte sequence converted to 2 ASCII"); |
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56 } |
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57 break; |
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58 case 6: |
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59 if (outString != inString && |
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60 outString.charCodeAt(0) < 0x80 && |
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61 outString.charCodeAt(1) < 0x80 && |
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62 outString.charCodeAt(2) < 0x80 && |
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63 outString.charCodeAt(3) < 0x80 && |
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64 outString.charCodeAt(4) < 0x80 && |
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65 outString.charCodeAt(5) < 0x80) { |
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66 error(inString, outString, |
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67 "3 byte sequence converted to 3 ASCII"); |
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68 } |
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69 break; |
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70 } |
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71 } |
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72 |
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73 function run_test() { |
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74 gConverter = new ScriptableUnicodeConverter(); |
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75 gConverter.charset = charset; |
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76 |
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77 var byte1, byte2, byte3; |
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78 for (byte1 = 1; byte1 < 0x100; ++byte1) { |
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79 for (byte2 = 1; byte2 < 0x100; ++byte2) { |
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80 if (byte1 == 0x8f) { |
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81 for (byte3 = 1; byte3 < 0x100; ++byte3) { |
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82 test(String.fromCharCode(byte1, byte2, byte3) + "foo"); |
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83 } |
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84 } else { |
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85 test(String.fromCharCode(byte1, byte2) + " foo"); |
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86 } |
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87 } |
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88 } |
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89 } |