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@ -10,6 +10,12 @@ import 'dart:convert';
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testUri(String uriText, bool isAbsolute) {
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var uri = Uri.parse(uriText);
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// Test that parsing a substring works the same as parsing the string.
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String wrapper = "://@[]:/%?#";
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var embeddedUri = Uri.parse(
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"$wrapper$uri$wrapper", wrapper.length, uriText.length + wrapper.length);
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Expect.equals(uri, embeddedUri);
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Expect.equals(isAbsolute, uri.isAbsolute);
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Expect.stringEquals(uriText, uri.toString());
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@ -82,7 +88,8 @@ testUriPerRFCs() {
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final urisSample = "http://a/b/c/d;p?q";
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Uri base = Uri.parse(urisSample);
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testResolve(expect, relative) {
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Expect.stringEquals(expect, base.resolve(relative).toString());
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String name = "$base << $relative";
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Expect.stringEquals(expect, base.resolve(relative).toString(), name);
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}
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// From RFC 3986.
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@ -132,19 +139,232 @@ testUriPerRFCs() {
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// Additional tests (not from RFC 3986).
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testResolve("http://a/b/g;p/h;s", "../g;p/h;s");
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base = Uri.parse("s:a/b");
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testResolve("s:a/c", "c");
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testResolve("s:/c", "../c");
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base = Uri.parse("S:a/b");
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testResolve("s:a/c", "c");
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testResolve("s:/c", "../c");
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base = Uri.parse("s:foo");
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testResolve("s:bar", "bar");
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testResolve("s:bar", "../bar");
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base = Uri.parse("S:foo");
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testResolve("s:bar", "bar");
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testResolve("s:bar", "../bar");
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// Special-case (deliberate non-RFC behavior).
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base = Uri.parse("foo/bar");
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testResolve("foo/baz", "baz");
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testResolve("baz", "../baz");
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base = Uri.parse("s:/foo");
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testResolve("s:/bar", "bar");
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testResolve("s:/bar", "../bar");
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base = Uri.parse("S:/foo");
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testResolve("s:/bar", "bar");
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testResolve("s:/bar", "../bar");
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// Test non-URI base (no scheme, no authority, relative path).
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base = Uri.parse("a/b/c?_#_");
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testResolve("a/b/g?q#f", "g?q#f");
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testResolve("./", "../..");
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testResolve("../", "../../..");
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testResolve("a/b/", ".");
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testResolve("c", "../../c");
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testResolve("c", "../../c"); // Deliberate non-RFC behavior.
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base = Uri.parse("../../a/b/c?_#_"); // Initial ".." in base url.
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testResolve("../../a/d", "../d");
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testResolve("../../../d", "../../../d");
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base = Uri.parse("s:a/b");
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testResolve("s:/c", "../c");
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base = Uri.parse("s://h/p?q#f"); // A simple base.
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// Simple references:
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testResolve("s2://h2/P?Q#F", "s2://h2/P?Q#F");
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testResolve("s://h2/P?Q#F", "//h2/P?Q#F");
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testResolve("s://h/P?Q#F", "/P?Q#F");
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testResolve("s://h/p?Q#F", "?Q#F");
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testResolve("s://h/p?q#F", "#F");
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testResolve("s://h/p?q", "");
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// Non-simple references:
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testResolve("s2://I@h2/P?Q#F%20", "s2://I@h2/P?Q#F%20");
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testResolve("s://I@h2/P?Q#F%20", "//I@h2/P?Q#F%20");
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testResolve("s://h2/P?Q#F%20", "//h2/P?Q#F%20");
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testResolve("s://h/P?Q#F%20", "/P?Q#F%20");
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testResolve("s://h/p?Q#F%20", "?Q#F%20");
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testResolve("s://h/p?q#F%20", "#F%20");
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base = Uri.parse("s://h/p1/p2/p3"); // A simple base with a path.
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testResolve("s://h/p1/p2/", ".");
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testResolve("s://h/p1/p2/", "./");
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testResolve("s://h/p1/", "..");
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testResolve("s://h/p1/", "../");
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testResolve("s://h/", "../..");
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testResolve("s://h/", "../../");
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testResolve("s://h/p1/%20", "../%20");
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testResolve("s://h/", "../../../..");
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testResolve("s://h/", "../../../../");
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base = Uri.parse("s://h/p?q#f%20"); // A non-simpe base.
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// Simple references:
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testResolve("s2://h2/P?Q#F", "s2://h2/P?Q#F");
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testResolve("s://h2/P?Q#F", "//h2/P?Q#F");
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testResolve("s://h/P?Q#F", "/P?Q#F");
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testResolve("s://h/p?Q#F", "?Q#F");
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testResolve("s://h/p?q#F", "#F");
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testResolve("s://h/p?q", "");
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// Non-simple references:
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testResolve("s2://I@h2/P?Q#F%20", "s2://I@h2/P?Q#F%20");
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testResolve("s://I@h2/P?Q#F%20", "//I@h2/P?Q#F%20");
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testResolve("s://h2/P?Q#F%20", "//h2/P?Q#F%20");
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testResolve("s://h/P?Q#F%20", "/P?Q#F%20");
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testResolve("s://h/p?Q#F%20", "?Q#F%20");
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testResolve("s://h/p?q#F%20", "#F%20");
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base = Uri.parse("S://h/p1/p2/p3"); // A non-simple base with a path.
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testResolve("s://h/p1/p2/", ".");
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testResolve("s://h/p1/p2/", "./");
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testResolve("s://h/p1/", "..");
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testResolve("s://h/p1/", "../");
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testResolve("s://h/", "../..");
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testResolve("s://h/", "../../");
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testResolve("s://h/p1/%20", "../%20");
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testResolve("s://h/", "../../../..");
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testResolve("s://h/", "../../../../");
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base = Uri.parse("../../../"); // A simple relative path.
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testResolve("../../../a", "a");
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testResolve("../../../../a", "../a");
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testResolve("../../../a%20", "a%20");
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testResolve("../../../../a%20", "../a%20");
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// Tests covering the branches of the merge algorithm in RFC 3986
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// with both simple and complex base URIs.
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for (var b in ["s://a/pa/pb?q#f", "s://a/pa/pb?q#f%20"]) {
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var origBase = Uri.parse(b);
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base = origBase;
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// if defined(R.scheme) then ...
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testResolve("s2://a2/p2?q2#f2", "s2://a2/p2?q2#f2");
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// else, if defined(R.authority) then ...
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testResolve("s://a2/p2?q2#f2", "//a2/p2?q2#f2");
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testResolve("s://a2/?q2#f2", "//a2/../?q2#f2");
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testResolve("s://a2?q2#f2", "//a2?q2#f2");
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testResolve("s://a2#f2", "//a2#f2");
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testResolve("s://a2", "//a2");
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// else, if (R.path == "") then ...
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// if defined(R.query) then
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testResolve("s://a/pa/pb?q2#f2", "?q2#f2");
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testResolve("s://a/pa/pb?q2", "?q2");
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// else
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testResolve("s://a/pa/pb?q#f2", "#f2");
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testResolve("s://a/pa/pb?q", "");
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// else, if (R.path starts-with "/") then ...
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testResolve("s://a/p2?q2#f2", "/p2?q2#f2");
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testResolve("s://a/?q2#f2", "/?q2#f2");
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testResolve("s://a/#f2", "/#f2");
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testResolve("s://a/", "/");
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testResolve("s://a/", "/../");
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// else ... T.path = merge(Base.path, R.path)
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// ... remove-dot-fragments(T.path) ...
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// (Cover the merge function and the remove-dot-fragments functions too).
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// If base has authority and empty path ...
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var emptyPathBase = Uri.parse(b.replaceFirst("/pa/pb", ""));
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base = emptyPathBase;
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testResolve("s://a/p2?q2#f2", "p2?q2#f2");
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testResolve("s://a/p2#f2", "p2#f2");
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testResolve("s://a/p2", "p2");
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base = origBase;
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// otherwise
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// (Cover both no authority and non-empty path and both).
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var noAuthEmptyPathBase = Uri.parse(b.replaceFirst("//a/pa/pb", ""));
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var noAuthAbsPathBase = Uri.parse(b.replaceFirst("//a", ""));
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var noAuthRelPathBase = Uri.parse(b.replaceFirst("//a/", ""));
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var noAuthRelSinglePathBase = Uri.parse(b.replaceFirst("//a/pa/", ""));
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testResolve("s://a/pa/p2?q2#f2", "p2?q2#f2");
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testResolve("s://a/pa/p2#f2", "p2#f2");
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testResolve("s://a/pa/p2", "p2");
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base = noAuthEmptyPathBase;
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testResolve("s:p2?q2#f2", "p2?q2#f2");
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testResolve("s:p2#f2", "p2#f2");
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testResolve("s:p2", "p2");
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base = noAuthAbsPathBase;
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testResolve("s:/pa/p2?q2#f2", "p2?q2#f2");
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testResolve("s:/pa/p2#f2", "p2#f2");
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testResolve("s:/pa/p2", "p2");
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base = noAuthRelPathBase;
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testResolve("s:pa/p2?q2#f2", "p2?q2#f2");
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testResolve("s:pa/p2#f2", "p2#f2");
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testResolve("s:pa/p2", "p2");
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base = noAuthRelSinglePathBase;
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testResolve("s:p2?q2#f2", "p2?q2#f2");
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testResolve("s:p2#f2", "p2#f2");
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testResolve("s:p2", "p2");
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// Then remove dot segments.
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// A. if input buffer starts with "../" or "./".
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// This only happens if base has only a single (may be empty) segment and
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// no slash.
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base = emptyPathBase;
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testResolve("s://a/p2", "../p2");
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testResolve("s://a/", "../");
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testResolve("s://a/", "..");
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testResolve("s://a/p2", "./p2");
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testResolve("s://a/", "./");
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testResolve("s://a/", ".");
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testResolve("s://a/p2", "../../p2");
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testResolve("s://a/p2", "../../././p2");
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base = noAuthRelSinglePathBase;
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testResolve("s:p2", "../p2");
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testResolve("s:", "../");
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testResolve("s:", "..");
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testResolve("s:p2", "./p2");
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testResolve("s:", "./");
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testResolve("s:", ".");
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testResolve("s:p2", "../../p2");
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testResolve("s:p2", "../../././p2");
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// B. if input buffer starts with "/./" or is "/.". replace with "/".
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// (The URI implementation removes the "." path segments when parsing,
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// so this case isn't handled by merge).
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base = origBase;
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testResolve("s://a/pa/p2", "./p2");
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// C. if input buffer starts with "/../" or is "/..", replace with "/"
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// and remove preceeding segment.
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testResolve("s://a/p2", "../p2");
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var longPathBase = Uri.parse(b.replaceFirst("/pb", "/pb/pc/pd"));
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base = longPathBase;
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testResolve("s://a/pa/pb/p2", "../p2");
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testResolve("s://a/pa/p2", "../../p2");
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testResolve("s://a/p2", "../../../p2");
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testResolve("s://a/p2", "../../../../p2");
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var noAuthRelLongPathBase =
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Uri.parse(b.replaceFirst("//a/pa/pb", "pa/pb/pc/pd"));
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base = noAuthRelLongPathBase;
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testResolve("s:pa/pb/p2", "../p2");
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testResolve("s:pa/p2", "../../p2");
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testResolve("s:/p2", "../../../p2");
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testResolve("s:/p2", "../../../../p2");
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// D. if the input buffer contains only ".." or ".", remove it.
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base = noAuthEmptyPathBase;
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testResolve("s:", "..");
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testResolve("s:", ".");
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base = noAuthRelSinglePathBase;
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testResolve("s:", "..");
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testResolve("s:", ".");
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}
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}
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void testResolvePath(String expected, String path) {
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@ -334,6 +554,13 @@ void testNormalization() {
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Expect.equals("/zZ${char}zZ", uri.path);
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Expect.equals("vV${char}vV", uri.query);
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Expect.equals("wW${char}wW", uri.fragment);
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uri = Uri.parse("s://yY${escape}yY/zZ${escape}zZ"
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"?vV${escape}vV#wW${escape}wW");
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Expect.equals("yY${char}yY".toLowerCase(), uri.host);
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Expect.equals("/zZ${char}zZ", uri.path);
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Expect.equals("vV${char}vV", uri.query);
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Expect.equals("wW${char}wW", uri.fragment);
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}
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// Escapes of reserved characters are kept, but upper-cased.
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@ -400,7 +627,11 @@ void testReplace() {
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var uris = [
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Uri.parse(""),
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Uri.parse("a://@:/?#"),
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Uri.parse("a://:/?#"), // Parsed as simple URI.
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Uri.parse("a://b@c:4/e/f?g#h"),
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Uri.parse("a://c:4/e/f?g#h"), // Parsed as simple URI.
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Uri.parse("$SCHEMECHAR://$REGNAMECHAR:$DIGIT/$PCHAR/$PCHAR"
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"?$QUERYCHAR#$QUERYCHAR"), // Parsed as simple URI.
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Uri.parse("$SCHEMECHAR://$USERINFOCHAR@$REGNAMECHAR:$DIGIT/$PCHAR/$PCHAR"
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"?$QUERYCHAR#$QUERYCHAR"),
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];
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@ -470,6 +701,13 @@ void testReplace() {
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Expect.equals(2, params.length);
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Expect.listEquals(["42", "37"], params["x"]);
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Expect.listEquals(["43", "38"], params["y"]);
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// Test replacing with empty strings.
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uri = Uri.parse("s://a:1/b/c?d#e");
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Expect.equals("s://a:1/b/c?d#", uri.replace(fragment: "").toString());
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Expect.equals("s://a:1/b/c?#e", uri.replace(query: "").toString());
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Expect.equals("s://a:1?d#e", uri.replace(path: "").toString());
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Expect.equals("s://:1/b/c?d#e", uri.replace(host: "").toString());
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}
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main() {
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@ -498,6 +736,11 @@ main() {
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query: null,
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fragment: null).toString());
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Expect.stringEquals("file:///", Uri.parse("file:").toString());
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Expect.stringEquals("file:///", Uri.parse("file:/").toString());
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Expect.stringEquals("file:///", Uri.parse("file:").toString());
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Expect.stringEquals("file:///foo", Uri.parse("file:foo").toString());
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Expect.stringEquals("file:///foo", Uri.parse("file:/foo").toString());
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Expect.stringEquals("file://foo/", Uri.parse("file://foo").toString());
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testResolvePath("/a/g", "/a/b/c/./../../g");
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testResolvePath("/a/g", "/a/b/c/./../../g");
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