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-rw-r--r--src/mime/mediatype_test.go306
1 files changed, 306 insertions, 0 deletions
diff --git a/src/mime/mediatype_test.go b/src/mime/mediatype_test.go
new file mode 100644
index 000000000..026bfa4d7
--- /dev/null
+++ b/src/mime/mediatype_test.go
@@ -0,0 +1,306 @@
+// Copyright 2010 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package mime
+
+import (
+ "reflect"
+ "testing"
+)
+
+func TestConsumeToken(t *testing.T) {
+ tests := [...][3]string{
+ {"foo bar", "foo", " bar"},
+ {"bar", "bar", ""},
+ {"", "", ""},
+ {" foo", "", " foo"},
+ }
+ for _, test := range tests {
+ token, rest := consumeToken(test[0])
+ expectedToken := test[1]
+ expectedRest := test[2]
+ if token != expectedToken {
+ t.Errorf("expected to consume token '%s', not '%s' from '%s'",
+ expectedToken, token, test[0])
+ } else if rest != expectedRest {
+ t.Errorf("expected to have left '%s', not '%s' after reading token '%s' from '%s'",
+ expectedRest, rest, token, test[0])
+ }
+ }
+}
+
+func TestConsumeValue(t *testing.T) {
+ tests := [...][3]string{
+ {"foo bar", "foo", " bar"},
+ {"bar", "bar", ""},
+ {" bar ", "", " bar "},
+ {`"My value"end`, "My value", "end"},
+ {`"My value" end`, "My value", " end"},
+ {`"\\" rest`, "\\", " rest"},
+ {`"My \" value"end`, "My \" value", "end"},
+ {`"\" rest`, "", `"\" rest`},
+ }
+ for _, test := range tests {
+ value, rest := consumeValue(test[0])
+ expectedValue := test[1]
+ expectedRest := test[2]
+ if value != expectedValue {
+ t.Errorf("expected to consume value [%s], not [%s] from [%s]",
+ expectedValue, value, test[0])
+ } else if rest != expectedRest {
+ t.Errorf("expected to have left [%s], not [%s] after reading value [%s] from [%s]",
+ expectedRest, rest, value, test[0])
+ }
+ }
+}
+
+func TestConsumeMediaParam(t *testing.T) {
+ tests := [...][4]string{
+ {" ; foo=bar", "foo", "bar", ""},
+ {"; foo=bar", "foo", "bar", ""},
+ {";foo=bar", "foo", "bar", ""},
+ {";FOO=bar", "foo", "bar", ""},
+ {`;foo="bar"`, "foo", "bar", ""},
+ {`;foo="bar"; `, "foo", "bar", "; "},
+ {`;foo="bar"; foo=baz`, "foo", "bar", "; foo=baz"},
+ {` ; boundary=----CUT;`, "boundary", "----CUT", ";"},
+ {` ; key=value; blah="value";name="foo" `, "key", "value", `; blah="value";name="foo" `},
+ {`; blah="value";name="foo" `, "blah", "value", `;name="foo" `},
+ {`;name="foo" `, "name", "foo", ` `},
+ }
+ for _, test := range tests {
+ param, value, rest := consumeMediaParam(test[0])
+ expectedParam := test[1]
+ expectedValue := test[2]
+ expectedRest := test[3]
+ if param != expectedParam {
+ t.Errorf("expected to consume param [%s], not [%s] from [%s]",
+ expectedParam, param, test[0])
+ } else if value != expectedValue {
+ t.Errorf("expected to consume value [%s], not [%s] from [%s]",
+ expectedValue, value, test[0])
+ } else if rest != expectedRest {
+ t.Errorf("expected to have left [%s], not [%s] after reading [%s/%s] from [%s]",
+ expectedRest, rest, param, value, test[0])
+ }
+ }
+}
+
+type mediaTypeTest struct {
+ in string
+ t string
+ p map[string]string
+}
+
+func TestParseMediaType(t *testing.T) {
+ // Convenience map initializer
+ m := func(s ...string) map[string]string {
+ sm := make(map[string]string)
+ for i := 0; i < len(s); i += 2 {
+ sm[s[i]] = s[i+1]
+ }
+ return sm
+ }
+
+ nameFoo := map[string]string{"name": "foo"}
+ tests := []mediaTypeTest{
+ {`form-data; name="foo"`, "form-data", nameFoo},
+ {` form-data ; name=foo`, "form-data", nameFoo},
+ {`FORM-DATA;name="foo"`, "form-data", nameFoo},
+ {` FORM-DATA ; name="foo"`, "form-data", nameFoo},
+ {` FORM-DATA ; name="foo"`, "form-data", nameFoo},
+
+ {`form-data; key=value; blah="value";name="foo" `,
+ "form-data",
+ m("key", "value", "blah", "value", "name", "foo")},
+
+ {`foo; key=val1; key=the-key-appears-again-which-is-bogus`,
+ "", m()},
+
+ // From RFC 2231:
+ {`application/x-stuff; title*=us-ascii'en-us'This%20is%20%2A%2A%2Afun%2A%2A%2A`,
+ "application/x-stuff",
+ m("title", "This is ***fun***")},
+
+ {`message/external-body; access-type=URL; ` +
+ `URL*0="ftp://";` +
+ `URL*1="cs.utk.edu/pub/moore/bulk-mailer/bulk-mailer.tar"`,
+ "message/external-body",
+ m("access-type", "URL",
+ "url", "ftp://cs.utk.edu/pub/moore/bulk-mailer/bulk-mailer.tar")},
+
+ {`application/x-stuff; ` +
+ `title*0*=us-ascii'en'This%20is%20even%20more%20; ` +
+ `title*1*=%2A%2A%2Afun%2A%2A%2A%20; ` +
+ `title*2="isn't it!"`,
+ "application/x-stuff",
+ m("title", "This is even more ***fun*** isn't it!")},
+
+ // Tests from http://greenbytes.de/tech/tc2231/
+ // TODO(bradfitz): add the rest of the tests from that site.
+ {`attachment; filename="f\oo.html"`,
+ "attachment",
+ m("filename", "foo.html")},
+ {`attachment; filename="\"quoting\" tested.html"`,
+ "attachment",
+ m("filename", `"quoting" tested.html`)},
+ {`attachment; filename="Here's a semicolon;.html"`,
+ "attachment",
+ m("filename", "Here's a semicolon;.html")},
+ {`attachment; foo="\"\\";filename="foo.html"`,
+ "attachment",
+ m("foo", "\"\\", "filename", "foo.html")},
+ {`attachment; filename=foo.html`,
+ "attachment",
+ m("filename", "foo.html")},
+ {`attachment; filename=foo.html ;`,
+ "attachment",
+ m("filename", "foo.html")},
+ {`attachment; filename='foo.html'`,
+ "attachment",
+ m("filename", "foo.html")},
+ {`attachment; filename="foo-%41.html"`,
+ "attachment",
+ m("filename", "foo-%41.html")},
+ {`attachment; filename="foo-%\41.html"`,
+ "attachment",
+ m("filename", "foo-%41.html")},
+ {`filename=foo.html`,
+ "", m()},
+ {`x=y; filename=foo.html`,
+ "", m()},
+ {`"foo; filename=bar;baz"; filename=qux`,
+ "", m()},
+ {`inline; attachment; filename=foo.html`,
+ "", m()},
+ {`attachment; filename="foo.html".txt`,
+ "", m()},
+ {`attachment; filename="bar`,
+ "", m()},
+ {`attachment; creation-date="Wed, 12 Feb 1997 16:29:51 -0500"`,
+ "attachment",
+ m("creation-date", "Wed, 12 Feb 1997 16:29:51 -0500")},
+ {`foobar`, "foobar", m()},
+ {`attachment; filename* =UTF-8''foo-%c3%a4.html`,
+ "attachment",
+ m("filename", "foo-ä.html")},
+ {`attachment; filename*=UTF-8''A-%2541.html`,
+ "attachment",
+ m("filename", "A-%41.html")},
+ {`attachment; filename*0="foo."; filename*1="html"`,
+ "attachment",
+ m("filename", "foo.html")},
+ {`attachment; filename*0*=UTF-8''foo-%c3%a4; filename*1=".html"`,
+ "attachment",
+ m("filename", "foo-ä.html")},
+ {`attachment; filename*0="foo"; filename*01="bar"`,
+ "attachment",
+ m("filename", "foo")},
+ {`attachment; filename*0="foo"; filename*2="bar"`,
+ "attachment",
+ m("filename", "foo")},
+ {`attachment; filename*1="foo"; filename*2="bar"`,
+ "attachment", m()},
+ {`attachment; filename*1="bar"; filename*0="foo"`,
+ "attachment",
+ m("filename", "foobar")},
+ {`attachment; filename="foo-ae.html"; filename*=UTF-8''foo-%c3%a4.html`,
+ "attachment",
+ m("filename", "foo-ä.html")},
+ {`attachment; filename*=UTF-8''foo-%c3%a4.html; filename="foo-ae.html"`,
+ "attachment",
+ m("filename", "foo-ä.html")},
+
+ // Browsers also just send UTF-8 directly without RFC 2231,
+ // at least when the source page is served with UTF-8.
+ {`form-data; firstname="Брэд"; lastname="Фицпатрик"`,
+ "form-data",
+ m("firstname", "Брэд", "lastname", "Фицпатрик")},
+ }
+ for _, test := range tests {
+ mt, params, err := ParseMediaType(test.in)
+ if err != nil {
+ if test.t != "" {
+ t.Errorf("for input %q, unexpected error: %v", test.in, err)
+ continue
+ }
+ continue
+ }
+ if g, e := mt, test.t; g != e {
+ t.Errorf("for input %q, expected type %q, got %q",
+ test.in, e, g)
+ continue
+ }
+ if len(params) == 0 && len(test.p) == 0 {
+ continue
+ }
+ if !reflect.DeepEqual(params, test.p) {
+ t.Errorf("for input %q, wrong params.\n"+
+ "expected: %#v\n"+
+ " got: %#v",
+ test.in, test.p, params)
+ }
+ }
+}
+
+type badMediaTypeTest struct {
+ in string
+ err string
+}
+
+var badMediaTypeTests = []badMediaTypeTest{
+ {"bogus ;=========", "mime: invalid media parameter"},
+ {"bogus/<script>alert</script>", "mime: expected token after slash"},
+ {"bogus/bogus<script>alert</script>", "mime: unexpected content after media subtype"},
+}
+
+func TestParseMediaTypeBogus(t *testing.T) {
+ for _, tt := range badMediaTypeTests {
+ mt, params, err := ParseMediaType(tt.in)
+ if err == nil {
+ t.Errorf("ParseMediaType(%q) = nil error; want parse error", tt.in)
+ continue
+ }
+ if err.Error() != tt.err {
+ t.Errorf("ParseMediaType(%q) = err %q; want %q", tt.in, err.Error(), tt.err)
+ }
+ if params != nil {
+ t.Errorf("ParseMediaType(%q): got non-nil params on error", tt.in)
+ }
+ if mt != "" {
+ t.Errorf("ParseMediaType(%q): got non-empty media type string on error", tt.in)
+ }
+ }
+}
+
+type formatTest struct {
+ typ string
+ params map[string]string
+ want string
+}
+
+var formatTests = []formatTest{
+ {"noslash", nil, ""},
+ {"foo bar/baz", nil, ""},
+ {"foo/bar baz", nil, ""},
+ {"foo/BAR", nil, "foo/bar"},
+ {"foo/BAR", map[string]string{"X": "Y"}, "foo/bar; x=Y"},
+ {"foo/BAR", map[string]string{"space": "With space"}, `foo/bar; space="With space"`},
+ {"foo/BAR", map[string]string{"quote": `With "quote`}, `foo/bar; quote="With \"quote"`},
+ {"foo/BAR", map[string]string{"bslash": `With \backslash`}, `foo/bar; bslash="With \\backslash"`},
+ {"foo/BAR", map[string]string{"both": `With \backslash and "quote`}, `foo/bar; both="With \\backslash and \"quote"`},
+ {"foo/BAR", map[string]string{"": "empty attribute"}, ""},
+ {"foo/BAR", map[string]string{"bad attribute": "baz"}, ""},
+ {"foo/BAR", map[string]string{"nonascii": "not an ascii character: ä"}, ""},
+ {"foo/bar", map[string]string{"a": "av", "b": "bv", "c": "cv"}, "foo/bar; a=av; b=bv; c=cv"},
+}
+
+func TestFormatMediaType(t *testing.T) {
+ for i, tt := range formatTests {
+ got := FormatMediaType(tt.typ, tt.params)
+ if got != tt.want {
+ t.Errorf("%d. FormatMediaType(%q, %v) = %q; want %q", i, tt.typ, tt.params, got, tt.want)
+ }
+ }
+}
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