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Make query parameters without = have empty string values #2098

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Make query parameters without = have empty string values #2098

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2 changes: 2 additions & 0 deletions lib/rack/query_parser.rb
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Expand Up @@ -129,6 +129,8 @@ def normalize_params(params, name, v, _depth=nil)

return if k.empty?

v ||= String.new

if after == ''
if k == '[]' && depth != 0
return [v]
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2 changes: 1 addition & 1 deletion test/spec_query_parser.rb
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Expand Up @@ -12,6 +12,6 @@
it "can normalize values with missing values" do
query_parser.parse_nested_query("a=a").must_equal({"a" => "a"})
query_parser.parse_nested_query("a=").must_equal({"a" => ""})
query_parser.parse_nested_query("a").must_equal({"a" => nil})
query_parser.parse_nested_query("a").must_equal({"a" => ""})
end
end
4 changes: 2 additions & 2 deletions test/spec_request.rb
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Expand Up @@ -583,9 +583,9 @@ def self.req(headers)
it "parse the query string" do
request = make_request(Rack::MockRequest.env_for("/?foo=bar&quux=bla&nothing&empty="))
request.query_string.must_equal "foo=bar&quux=bla&nothing&empty="
request.GET.must_equal "foo" => "bar", "quux" => "bla", "nothing" => nil, "empty" => ""
request.GET.must_equal "foo" => "bar", "quux" => "bla", "nothing" => "", "empty" => ""
request.POST.must_be :empty?
request.params.must_equal "foo" => "bar", "quux" => "bla", "nothing" => nil, "empty" => ""
request.params.must_equal "foo" => "bar", "quux" => "bla", "nothing" => "", "empty" => ""
end

it "handles invalid unicode in query string value" do
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14 changes: 7 additions & 7 deletions test/spec_utils.rb
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Expand Up @@ -141,7 +141,7 @@ def assert_nested_query(exp, act)

it "parse nested query strings correctly" do
Rack::Utils.parse_nested_query("foo").
must_equal "foo" => nil
must_equal "foo" => ""
Rack::Utils.parse_nested_query("foo=").
must_equal "foo" => ""
Rack::Utils.parse_nested_query("foo=bar").
Expand All @@ -158,7 +158,7 @@ def assert_nested_query(exp, act)
Rack::Utils.parse_nested_query("&foo=1&&bar=2").
must_equal "foo" => "1", "bar" => "2"
Rack::Utils.parse_nested_query("foo&bar=").
must_equal "foo" => nil, "bar" => ""
must_equal "foo" => "", "bar" => ""
Rack::Utils.parse_nested_query("foo=bar&baz=").
must_equal "foo" => "bar", "baz" => ""
Rack::Utils.parse_nested_query("my+weird+field=q1%212%22%27w%245%267%2Fz8%29%3F").
Expand All @@ -168,19 +168,19 @@ def assert_nested_query(exp, act)
must_equal "pid=1234" => "1023", "a" => "b"

Rack::Utils.parse_nested_query("foo[]").
must_equal "foo" => [nil]
must_equal "foo" => [""]
Rack::Utils.parse_nested_query("foo[]=").
must_equal "foo" => [""]
Rack::Utils.parse_nested_query("foo[]=bar").
must_equal "foo" => ["bar"]
Rack::Utils.parse_nested_query("foo[]=bar&foo").
must_equal "foo" => nil
must_equal "foo" => ""
Rack::Utils.parse_nested_query("foo[]=bar&foo[").
must_equal "foo" => ["bar"], "foo[" => nil
must_equal "foo" => ["bar"], "foo[" => ""
Rack::Utils.parse_nested_query("foo[]=bar&foo[=baz").
must_equal "foo" => ["bar"], "foo[" => "baz"
Rack::Utils.parse_nested_query("foo[]=bar&foo[]").
must_equal "foo" => ["bar", nil]
must_equal "foo" => ["bar", ""]
Rack::Utils.parse_nested_query("foo[]=bar&foo[]=").
must_equal "foo" => ["bar", ""]

Expand All @@ -192,7 +192,7 @@ def assert_nested_query(exp, act)
must_equal "foo" => ["bar"], "baz" => ["1", "2", "3"]

Rack::Utils.parse_nested_query("x[y][z]").
must_equal "x" => { "y" => { "z" => nil } }
must_equal "x" => { "y" => { "z" => ""} }
Rack::Utils.parse_nested_query("x[y][z]=1").
must_equal "x" => { "y" => { "z" => "1" } }
Rack::Utils.parse_nested_query("x[y][z][]=1").
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