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require "uri-test"
local URI = require "uri"
module("test.resolve", lunit.testcase, package.seeall)
-- Test data from RFC 3986. The 'http' prefix has been changed throughout
-- to 'x-foo' so as not to trigger any scheme-specific normalization.
local resolve_tests = {
-- 5.4.1. Normal Examples
["g:h"] = "g:h",
["g"] = "x-foo://a/b/c/g",
["./g"] = "x-foo://a/b/c/g",
["g/"] = "x-foo://a/b/c/g/",
["/g"] = "x-foo://a/g",
["//g"] = "x-foo://g",
["?y"] = "x-foo://a/b/c/d;p?y",
["g?y"] = "x-foo://a/b/c/g?y",
["#s"] = "x-foo://a/b/c/d;p?q#s",
["g#s"] = "x-foo://a/b/c/g#s",
["g?y#s"] = "x-foo://a/b/c/g?y#s",
[";x"] = "x-foo://a/b/c/;x",
["g;x"] = "x-foo://a/b/c/g;x",
["g;x?y#s"] = "x-foo://a/b/c/g;x?y#s",
[""] = "x-foo://a/b/c/d;p?q",
["."] = "x-foo://a/b/c/",
["./"] = "x-foo://a/b/c/",
[".."] = "x-foo://a/b/",
["../"] = "x-foo://a/b/",
["../g"] = "x-foo://a/b/g",
["../.."] = "x-foo://a/",
["../../"] = "x-foo://a/",
["../../g"] = "x-foo://a/g",
-- 5.4.2. Abnormal Examples
["../../../g"] = "x-foo://a/g",
["../../../../g"] = "x-foo://a/g",
["/./g"] = "x-foo://a/g",
["/../g"] = "x-foo://a/g",
["g."] = "x-foo://a/b/c/g.",
[".g"] = "x-foo://a/b/c/.g",
["g.."] = "x-foo://a/b/c/g..",
["..g"] = "x-foo://a/b/c/..g",
["./../g"] = "x-foo://a/b/g",
["./g/."] = "x-foo://a/b/c/g/",
["g/./h"] = "x-foo://a/b/c/g/h",
["g/../h"] = "x-foo://a/b/c/h",
["g;x=1/./y"] = "x-foo://a/b/c/g;x=1/y",
["g;x=1/../y"] = "x-foo://a/b/c/y",
["g?y/./x"] = "x-foo://a/b/c/g?y/./x",
["g?y/../x"] = "x-foo://a/b/c/g?y/../x",
["g#s/./x"] = "x-foo://a/b/c/g#s/./x",
["g#s/../x"] = "x-foo://a/b/c/g#s/../x",
["x-foo:g"] = "x-foo:g",
-- Some extra tests for good measure
["#foo?"] = "x-foo://a/b/c/d;p?q#foo?",
["?#foo"] = "x-foo://a/b/c/d;p?#foo",
}
local function test_abs_rel (base, uref, expect)
local bad = false
-- Test 'resolve' method with object as argument.
local u = assert(URI:new(uref))
local b = assert(URI:new(base))
u:resolve(b)
local got = tostring(u)
if got ~= expect then
bad = true
print("URI:new(" .. uref .. "):resolve(URI:new(" .. base .. ") ===> " ..
expect .. " (not " .. got .. ")")
end
-- Test 'resolve' method with string as argument.
u = assert(URI:new(uref))
u:resolve(base)
local got = tostring(u)
if got ~= expect then
bad = true
print("URI:new(" .. uref .. "):resolve(URI:new(" .. base .. ") ===> " ..
expect .. " (not " .. got .. ")")
end
-- Test resolving relative URI using the constructor.
local u = assert(URI:new(uref, base))
local got = tostring(u)
if got ~= expect then
bad = true
print("URI:new(" .. uref .. ", " .. base .. ") ==> " .. expect ..
" (not " .. got .. ")")
end
return bad
end
function test_resolve ()
local base = "x-foo://a/b/c/d;p?q"
local testno = 1
local bad = false
for rel, abs in pairs(resolve_tests) do
if test_abs_rel(base, rel, abs) then bad = true end
end
if bad then fail("one of the checks went wrong") end
end
function test_resolve_error ()
local base = assert(URI:new("urn:oid:1.2.3"))
local uri = assert(URI:new("not-valid-path-for-urn"))
-- The 'resolve' method should throw an exception if the absolute URI
-- that results from the resolution would be invalid.
assert_error("calling resolve() creates invalid URI",
function () uri:resolve(base) end)
assert_true(uri:is_relative())
is("not-valid-path-for-urn", tostring(uri))
-- But the constructor should return an error in its normal fashion.
local ok, err = URI:new(uri, base)
assert_nil(ok)
assert_string(err)
end
local relativize_tests = {
-- Empty path if the path is the same as the base URI's.
{ "http://ex/", "http://ex/", "" },
{ "http://ex/a/b", "http://ex/a/b", "" },
{ "http://ex/a/b/", "http://ex/a/b/", "" },
-- Absolute path if the base URI's path doesn't help.
{ "http://ex/", "http://ex/a/b", "/" },
{ "http://ex/", "http://ex/a/b/", "/" },
{ "http://ex/x/y", "http://ex/", "/x/y" },
{ "http://ex/x/y/", "http://ex/", "/x/y/" },
{ "http://ex/x", "http://ex/a", "/x" },
{ "http://ex/x", "http://ex/a/", "/x" },
{ "http://ex/x/", "http://ex/a", "/x/" },
{ "http://ex/x/", "http://ex/a/", "/x/" },
{ "http://ex/x/y", "http://ex/a/b", "/x/y" },
{ "http://ex/x/y", "http://ex/a/b/", "/x/y" },
{ "http://ex/x/y/", "http://ex/a/b", "/x/y/" },
{ "http://ex/x/y/", "http://ex/a/b/", "/x/y/" },
-- Add to the end of the base path.
{ "x-a://ex/a/b/c", "x-a://ex/a/b/", "c" },
{ "x-a://ex/a/b/c/", "x-a://ex/a/b/", "c/" },
{ "x-a://ex/a/b/c/d", "x-a://ex/a/b/", "c/d" },
{ "x-a://ex/a/b/c/d/", "x-a://ex/a/b/", "c/d/" },
{ "x-a://ex/a/b/c/d/e", "x-a://ex/a/b/", "c/d/e" },
{ "x-a://ex/a/b/c:foo/d/e", "x-a://ex/a/b/", "./c:foo/d/e" },
-- Change last segment in base path, and add to it.
{ "x-a://ex/a/b/", "x-a://ex/a/b/c", "./" },
{ "x-a://ex/a/b/x", "x-a://ex/a/b/c", "x" },
{ "x-a://ex/a/b/x/", "x-a://ex/a/b/c", "x/" },
{ "x-a://ex/a/b/x/y", "x-a://ex/a/b/c", "x/y" },
{ "x-a://ex/a/b/x:foo/y", "x-a://ex/a/b/c", "./x:foo/y" },
-- Use '..' segments.
{ "x-a://ex/a/b/c", "x-a://ex/a/b/c/d", "../c" },
{ "x-a://ex/a/b/c", "x-a://ex/a/b/c/", "../c" },
{ "x-a://ex/a/b/", "x-a://ex/a/b/c/", "../" },
{ "x-a://ex/a/b/", "x-a://ex/a/b/c/d", "../" },
{ "x-a://ex/a/b", "x-a://ex/a/b/c/", "../../b" },
{ "x-a://ex/a/b", "x-a://ex/a/b/c/d", "../../b" },
{ "x-a://ex/a/", "x-a://ex/a/b/c/", "../../" },
{ "x-a://ex/a/", "x-a://ex/a/b/c/d", "../../" },
-- Preserve query and fragment parts.
{ "http://ex/a/b", "http://ex/a/b?baseq#basef", "b" },
{ "http://ex/a/b:c", "http://ex/a/b:c?baseq#basef", "./b:c" },
{ "http://ex/a/b?", "http://ex/a/b?baseq#basef", "?" },
{ "http://ex/a/b?foo", "http://ex/a/b?baseq#basef", "?foo" },
{ "http://ex/a/b?foo#", "http://ex/a/b?baseq#basef", "?foo#" },
{ "http://ex/a/b?foo#bar", "http://ex/a/b?baseq#basef", "?foo#bar" },
{ "http://ex/a/b#bar", "http://ex/a/b?baseq#basef", "b#bar" },
{ "http://ex/a/b:foo#bar", "http://ex/a/b:foo?baseq#basef", "./b:foo#bar" },
{ "http://ex/a/b:foo#bar", "http://ex/a/b:foo#basef", "#bar" },
}
function test_relativize ()
for _, test in ipairs(relativize_tests) do
local uri = assert(URI:new(test[1]))
uri:relativize(test[2])
is(test[3], tostring(uri))
-- Make sure it will resolve back to the original value.
uri:resolve(test[2])
is(test[1], tostring(uri))
end
end
function test_relativize_already_is ()
local uri = assert(URI:new("../foo"))
uri:relativize("http://host/")
is("../foo", tostring(uri))
end
function test_relativize_urn ()
local uri = assert(URI:new("urn:oid:1.2.3"))
uri:relativize("urn:oid:1")
is("urn:oid:1.2.3", tostring(uri))
end
-- vi:ts=4 sw=4 expandtab
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