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356 lines
12 KiB
JavaScript
356 lines
12 KiB
JavaScript
/**
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* Tests for parsing header fields using the syntax used in
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* Content-Disposition and Content-Type
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*
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* See also https://bugzilla.mozilla.org/show_bug.cgi?id=609667
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*/
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const Cr = Components.results;
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var BS = '\\';
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var DQUOTE = '"';
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// Test array:
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// - element 0: "Content-Disposition" header to test
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// under RFC 2231 (email):
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// - element 1: correct value returned for disposition-type (empty param name)
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// - element 2: correct value for filename returned
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// under RFC 5987 (HTTP):
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// (note: 5987-mode not yet in use, see bug 601933)
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// - element 3: correct value returned for disposition-type (empty param name)
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// - element 4: correct value for filename returned
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//
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// 3 and 4 may be left out if they are identical
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var tests = [
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// No filename parameter: return nothing
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["attachment;",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// basic
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["attachment; filename=basic",
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"attachment", "basic"],
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// extended
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["attachment; filename*=UTF-8''extended",
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"attachment", "extended"],
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// prefer extended to basic (bug 588781)
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["attachment; filename=basic; filename*=UTF-8''extended",
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"attachment", "extended"],
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// prefer extended to basic (bug 588781)
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["attachment; filename*=UTF-8''extended; filename=basic",
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"attachment", "extended"],
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// use first basic value (invalid; error recovery)
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["attachment; filename=first; filename=wrong",
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"attachment", "first"],
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// old school bad HTTP servers: missing 'attachment' or 'inline'
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// (invalid; error recovery)
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["filename=old",
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"filename=old", "old"],
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["attachment; filename*=UTF-8''extended",
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"attachment", "extended"],
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// continuations not part of RFC 5987 (bug 610054)
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["attachment; filename*0=foo; filename*1=bar",
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"attachment", "foobar",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// Return first continuation (invalid; error recovery)
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["attachment; filename*0=first; filename*0=wrong; filename=basic",
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"attachment", "first",
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"attachment", "basic"],
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// Only use correctly ordered continuations (invalid; error recovery)
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["attachment; filename*0=first; filename*1=second; filename*0=wrong",
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"attachment", "firstsecond",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// prefer continuation to basic (unless RFC 5987)
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["attachment; filename=basic; filename*0=foo; filename*1=bar",
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"attachment", "foobar",
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"attachment", "basic"],
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// Prefer extended to basic and/or (broken or not) continuation
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// (invalid; error recovery)
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["attachment; filename=basic; filename*0=first; filename*0=wrong; filename*=UTF-8''extended",
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"attachment", "extended"],
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// RFC 2231 not clear on correct outcome: we prefer non-continued extended
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// (invalid; error recovery)
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["attachment; filename=basic; filename*=UTF-8''extended; filename*0=foo; filename*1=bar",
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"attachment", "extended"],
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// Gaps should result in returning only value until gap hit
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// (invalid; error recovery)
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["attachment; filename*0=foo; filename*2=bar",
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"attachment", "foo",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// Don't allow leading 0's (*01) (invalid; error recovery)
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["attachment; filename*0=foo; filename*01=bar",
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"attachment", "foo",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// continuations should prevail over non-extended (unless RFC 5987)
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["attachment; filename=basic; filename*0*=UTF-8''multi\r\n"
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+ " filename*1=line\r\n"
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+ " filename*2*=%20extended",
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"attachment", "multiline extended",
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"attachment", "basic"],
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// Gaps should result in returning only value until gap hit
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// (invalid; error recovery)
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["attachment; filename=basic; filename*0*=UTF-8''multi\r\n"
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+ " filename*1=line\r\n"
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+ " filename*3*=%20extended",
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"attachment", "multiline",
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"attachment", "basic"],
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// First series, only please, and don't slurp up higher elements (*2 in this
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// case) from later series into earlier one (invalid; error recovery)
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["attachment; filename=basic; filename*0*=UTF-8''multi\r\n"
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+ " filename*1=line\r\n"
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+ " filename*0*=UTF-8''wrong\r\n"
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+ " filename*1=bad\r\n"
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+ " filename*2=evil",
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"attachment", "multiline",
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"attachment", "basic"],
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// RFC 2231 not clear on correct outcome: we prefer non-continued extended
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// (invalid; error recovery)
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["attachment; filename=basic; filename*0=UTF-8''multi\r\n"
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+ " filename*=UTF-8''extended\r\n"
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+ " filename*1=line\r\n"
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+ " filename*2*=%20extended",
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"attachment", "extended"],
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// sneaky: if unescaped, make sure we leave UTF-8'' in value
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["attachment; filename*0=UTF-8''unescaped\r\n"
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+ " filename*1*=%20so%20includes%20UTF-8''%20in%20value",
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"attachment", "UTF-8''unescaped so includes UTF-8'' in value",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// sneaky: if unescaped, make sure we leave UTF-8'' in value
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["attachment; filename=basic; filename*0=UTF-8''unescaped\r\n"
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+ " filename*1*=%20so%20includes%20UTF-8''%20in%20value",
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"attachment", "UTF-8''unescaped so includes UTF-8'' in value",
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"attachment", "basic"],
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// Prefer basic over invalid continuation
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// (invalid; error recovery)
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["attachment; filename=basic; filename*1=multi\r\n"
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+ " filename*2=line\r\n"
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+ " filename*3*=%20extended",
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"attachment", "basic"],
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// support digits over 10
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["attachment; filename=basic; filename*0*=UTF-8''0\r\n"
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+ " filename*1=1; filename*2=2;filename*3=3;filename*4=4;filename*5=5\r\n"
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+ " filename*6=6; filename*7=7;filename*8=8;filename*9=9;filename*10=a\r\n"
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+ " filename*11=b; filename*12=c;filename*13=d;filename*14=e;filename*15=f\r\n",
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"attachment", "0123456789abcdef",
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"attachment", "basic"],
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// support digits over 10 (check ordering)
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["attachment; filename=basic; filename*0*=UTF-8''0\r\n"
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+ " filename*1=1; filename*2=2;filename*3=3;filename*4=4;filename*5=5\r\n"
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+ " filename*6=6; filename*7=7;filename*8=8;filename*9=9;filename*10=a\r\n"
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+ " filename*11=b; filename*12=c;filename*13=d;filename*15=f;filename*14=e\r\n",
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"attachment", "0123456789abcd" /* should see the 'f', see bug 588414 */,
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"attachment", "basic"],
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// support digits over 10 (detect gaps)
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["attachment; filename=basic; filename*0*=UTF-8''0\r\n"
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+ " filename*1=1; filename*2=2;filename*3=3;filename*4=4;filename*5=5\r\n"
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+ " filename*6=6; filename*7=7;filename*8=8;filename*9=9;filename*10=a\r\n"
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+ " filename*11=b; filename*12=c;filename*14=e\r\n",
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"attachment", "0123456789abc",
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"attachment", "basic"],
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// return nothing: invalid
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// (invalid; error recovery)
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["attachment; filename*1=multi\r\n"
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+ " filename*2=line\r\n"
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+ " filename*3*=%20extended",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// Bug 272541: Empty disposition type treated as "attachment"
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// sanity check
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["attachment; filename=foo.html",
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"attachment", "foo.html",
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"attachment", "foo.html"],
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// the actual bug
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["; filename=foo.html",
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Cr.NS_ERROR_FIRST_HEADER_FIELD_COMPONENT_EMPTY, "foo.html",
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Cr.NS_ERROR_FIRST_HEADER_FIELD_COMPONENT_EMPTY, "foo.html"],
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// regression check, but see bug 671204
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["filename=foo.html",
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"filename=foo.html", "foo.html",
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"filename=foo.html", "foo.html"],
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// Bug 419157: ensure that a MIME parameter with no charset information
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// fallbacks to Latin-1
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["attachment;filename=IT839\x04\xB5(m8)2.pdf;",
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"attachment", "IT839\u0004\u00b5(m8)2.pdf"],
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// Bug 588389: unescaping backslashes in quoted string parameters
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// '\"', should be parsed as '"'
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["attachment; filename=" + DQUOTE + (BS + DQUOTE) + DQUOTE,
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"attachment", DQUOTE],
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// 'a\"b', should be parsed as 'a"b'
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["attachment; filename=" + DQUOTE + 'a' + (BS + DQUOTE) + 'b' + DQUOTE,
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"attachment", "a" + DQUOTE + "b"],
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// '\x', should be parsed as 'x'
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["attachment; filename=" + DQUOTE + (BS + "x") + DQUOTE,
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"attachment", "x"],
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// test empty param (quoted-string)
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["attachment; filename=" + DQUOTE + DQUOTE,
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"attachment", ""],
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// test empty param
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["attachment; filename=",
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"attachment", ""],
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// Bug 651185: double quotes around 2231/5987 encoded param
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// Change reverted to backwards compat issues with various web services,
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// such as OWA (Bug 703015), plus similar problems in Thunderbird. If this
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// is tried again in the future, email probably needs to be special-cased.
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// sanity check
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["attachment; filename*=utf-8''%41",
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"attachment", "A"],
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// the actual bug
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["attachment; filename*=" + DQUOTE + "utf-8''%41" + DQUOTE,
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"attachment", "A"],
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// previously with the fix for 651185:
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// "attachment", Cr.NS_ERROR_INVALID_ARG],
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// Bug 670333: Content-Disposition parser does not require presence of "="
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// in params
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// sanity check
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["attachment; filename*=UTF-8''foo-%41.html",
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"attachment", "foo-A.html"],
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// the actual bug
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["attachment; filename *=UTF-8''foo-%41.html",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// the actual bug, without 2231/5987 encoding
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["attachment; filename X",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// sanity check with WS on both sides
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["attachment; filename = foo-A.html",
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"attachment", "foo-A.html"],
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// Bug 685192: in RFC2231/5987 encoding, a missing charset field should be
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// treated as error
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// the actual bug
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["attachment; filename*=''foo",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// sanity check
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["attachment; filename*=a''foo",
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"attachment", "foo"],
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// Bug 692574: RFC2231/5987 decoding should not tolerate missing single
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// quotes
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// one missing
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["attachment; filename*=UTF-8'foo-%41.html",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// both missing
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["attachment; filename*=foo-%41.html",
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"attachment", Cr.NS_ERROR_INVALID_ARG],
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// make sure fallback works
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["attachment; filename*=UTF-8'foo-%41.html; filename=bar.html",
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"attachment", "bar.html"],
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];
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function do_tests(whichRFC)
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{
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var mhp = Components.classes["@mozilla.org/network/mime-hdrparam;1"]
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.getService(Components.interfaces.nsIMIMEHeaderParam);
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var unused = { value : null };
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for (var i = 0; i < tests.length; ++i) {
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dump("Testing #" + i + ": " + tests[i] + "\n");
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// check disposition type
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var expectedDt = tests[i].length == 3 || whichRFC == 0 ? tests[i][1] : tests[i][3];
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try {
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var result;
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if (whichRFC == 0)
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result = mhp.getParameter(tests[i][0], "", "UTF-8", true, unused);
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else
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result = mhp.getParameter5987(tests[i][0], "", "UTF-8", true, unused);
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do_check_eq(result, expectedDt);
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}
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catch (e) {
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// Tests can also succeed by expecting to fail with given error code
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if (e.result) {
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// Allow following tests to run by catching exception from do_check_eq()
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try {
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do_check_eq(e.result, expectedDt);
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} catch(e) {}
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}
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continue;
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}
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// check filename parameter
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var expectedFn = tests[i].length == 3 || whichRFC == 0 ? tests[i][2] : tests[i][4];
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try {
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var result;
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if (whichRFC == 0)
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result = mhp.getParameter(tests[i][0], "filename", "UTF-8", true, unused);
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else
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result = mhp.getParameter5987(tests[i][0], "filename", "UTF-8", true, unused);
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do_check_eq(result, expectedFn);
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}
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catch (e) {
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// Tests can also succeed by expecting to fail with given error code
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if (e.result) {
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// Allow following tests to run by catching exception from do_check_eq()
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try {
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do_check_eq(e.result, expectedFn);
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} catch(e) {}
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}
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continue;
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}
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}
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}
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function run_test() {
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// Test RFC 2231
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do_tests(0);
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// Test RFC 5987
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do_tests(1);
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}
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