package caddyhttp import ( "context" "fmt" "net/http" "net/http/httptest" "net/url" "testing" "bitbucket.org/lightcodelabs/caddy2" ) func TestHostMatcher(t *testing.T) { for i, tc := range []struct { match matchHost input string expect bool }{ { match: matchHost{}, input: "example.com", expect: false, }, { match: matchHost{"example.com"}, input: "example.com", expect: true, }, { match: matchHost{"example.com"}, input: "foo.example.com", expect: false, }, { match: matchHost{"example.com"}, input: "EXAMPLE.COM", expect: true, }, { match: matchHost{"foo.example.com"}, input: "foo.example.com", expect: true, }, { match: matchHost{"foo.example.com"}, input: "bar.example.com", expect: false, }, { match: matchHost{"*.example.com"}, input: "example.com", expect: false, }, { match: matchHost{"*.example.com"}, input: "foo.example.com", expect: true, }, { match: matchHost{"*.example.com"}, input: "foo.bar.example.com", expect: false, }, { match: matchHost{"*.example.com", "example.net"}, input: "example.net", expect: true, }, { match: matchHost{"example.net", "*.example.com"}, input: "foo.example.com", expect: true, }, { match: matchHost{"*.example.net", "*.*.example.com"}, input: "foo.bar.example.com", expect: true, }, { match: matchHost{"*.example.net", "sub.*.example.com"}, input: "sub.foo.example.com", expect: true, }, { match: matchHost{"*.example.net", "sub.*.example.com"}, input: "sub.foo.example.net", expect: false, }, } { req := &http.Request{Host: tc.input} actual := tc.match.Match(req) if actual != tc.expect { t.Errorf("Test %d %v: Expected %t, got %t for '%s'", i, tc.match, tc.expect, actual, tc.input) continue } } } func TestPathMatcher(t *testing.T) { for i, tc := range []struct { match matchPath input string expect bool }{ { match: matchPath{}, input: "/", expect: false, }, { match: matchPath{"/"}, input: "/", expect: true, }, { match: matchPath{"/foo/bar"}, input: "/", expect: false, }, { match: matchPath{"/foo/bar"}, input: "/foo/bar", expect: true, }, { match: matchPath{"/foo/bar/"}, input: "/foo/bar", expect: false, }, { match: matchPath{"/foo/bar/", "/other"}, input: "/other/", expect: true, }, { match: matchPath{"*.ext"}, input: "foo.ext", expect: true, }, { match: matchPath{"*.ext"}, input: "/foo/bar.ext", expect: true, }, { match: matchPath{"/foo/*/baz"}, input: "/foo/bar/baz", expect: true, }, { match: matchPath{"/foo/*/baz/bam"}, input: "/foo/bar/bam", expect: false, }, } { req := &http.Request{URL: &url.URL{Path: tc.input}} actual := tc.match.Match(req) if actual != tc.expect { t.Errorf("Test %d %v: Expected %t, got %t for '%s'", i, tc.match, tc.expect, actual, tc.input) continue } } } func TestPathREMatcher(t *testing.T) { for i, tc := range []struct { match matchPathRE input string expect bool expectRepl map[string]string }{ { match: matchPathRE{}, input: "/", expect: true, }, { match: matchPathRE{matchRegexp{Pattern: "/"}}, input: "/", expect: true, }, { match: matchPathRE{matchRegexp{Pattern: "/foo"}}, input: "/foo", expect: true, }, { match: matchPathRE{matchRegexp{Pattern: "/foo"}}, input: "/foo/", expect: true, }, { match: matchPathRE{matchRegexp{Pattern: "/bar"}}, input: "/foo/", expect: false, }, { match: matchPathRE{matchRegexp{Pattern: "^/bar"}}, input: "/foo/bar", expect: false, }, { match: matchPathRE{matchRegexp{Pattern: "^/foo/(.*)/baz$", Name: "name"}}, input: "/foo/bar/baz", expect: true, expectRepl: map[string]string{"name.1": "bar"}, }, { match: matchPathRE{matchRegexp{Pattern: "^/foo/(?P.*)/baz$", Name: "name"}}, input: "/foo/bar/baz", expect: true, expectRepl: map[string]string{"name.myparam": "bar"}, }, } { // compile the regexp and validate its name err := tc.match.Provision() if err != nil { t.Errorf("Test %d %v: Provisioning: %v", i, tc.match, err) continue } err = tc.match.Validate() if err != nil { t.Errorf("Test %d %v: Validating: %v", i, tc.match, err) continue } // set up the fake request and its Replacer req := &http.Request{URL: &url.URL{Path: tc.input}} repl := caddy2.NewReplacer() ctx := context.WithValue(req.Context(), caddy2.ReplacerCtxKey, repl) req = req.WithContext(ctx) addHTTPVarsToReplacer(repl, req, httptest.NewRecorder()) actual := tc.match.Match(req) if actual != tc.expect { t.Errorf("Test %d [%v]: Expected %t, got %t for input '%s'", i, tc.match.Pattern, tc.expect, actual, tc.input) continue } for key, expectVal := range tc.expectRepl { placeholder := fmt.Sprintf("{http.matchers.path_regexp.%s}", key) actualVal := repl.ReplaceAll(placeholder, "") if actualVal != expectVal { t.Errorf("Test %d [%v]: Expected placeholder {http.matchers.path_regexp.%s} to be '%s' but got '%s'", i, tc.match.Pattern, key, expectVal, actualVal) continue } } } } func TestHeaderMatcher(t *testing.T) { for i, tc := range []struct { match matchHeader input http.Header // make sure these are canonical cased (std lib will do that in a real request) expect bool }{ { match: matchHeader{"Field": []string{"foo"}}, input: http.Header{"Field": []string{"foo"}}, expect: true, }, { match: matchHeader{"Field": []string{"foo", "bar"}}, input: http.Header{"Field": []string{"bar"}}, expect: true, }, { match: matchHeader{"Field": []string{"foo", "bar"}}, input: http.Header{"Alakazam": []string{"kapow"}}, expect: false, }, { match: matchHeader{"Field": []string{"foo", "bar"}}, input: http.Header{"Field": []string{"kapow"}}, expect: false, }, { match: matchHeader{"Field": []string{"foo", "bar"}}, input: http.Header{"Field": []string{"kapow", "foo"}}, expect: true, }, { match: matchHeader{"Field1": []string{"foo"}, "Field2": []string{"bar"}}, input: http.Header{"Field1": []string{"foo"}, "Field2": []string{"bar"}}, expect: true, }, { match: matchHeader{"field1": []string{"foo"}, "field2": []string{"bar"}}, input: http.Header{"Field1": []string{"foo"}, "Field2": []string{"bar"}}, expect: true, }, { match: matchHeader{"field1": []string{"foo"}, "field2": []string{"bar"}}, input: http.Header{"Field1": []string{"foo"}, "Field2": []string{"kapow"}}, expect: false, }, } { req := &http.Request{Header: tc.input} actual := tc.match.Match(req) if actual != tc.expect { t.Errorf("Test %d %v: Expected %t, got %t for '%s'", i, tc.match, tc.expect, actual, tc.input) continue } } } func TestHeaderREMatcher(t *testing.T) { for i, tc := range []struct { match matchHeaderRE input http.Header // make sure these are canonical cased (std lib will do that in a real request) expect bool expectRepl map[string]string }{ { match: matchHeaderRE{"Field": &matchRegexp{Pattern: "foo"}}, input: http.Header{"Field": []string{"foo"}}, expect: true, }, { match: matchHeaderRE{"Field": &matchRegexp{Pattern: "$foo^"}}, input: http.Header{"Field": []string{"foobar"}}, expect: false, }, { match: matchHeaderRE{"Field": &matchRegexp{Pattern: "^foo(.*)$", Name: "name"}}, input: http.Header{"Field": []string{"foobar"}}, expect: true, expectRepl: map[string]string{"name.1": "bar"}, }, } { // compile the regexp and validate its name err := tc.match.Provision() if err != nil { t.Errorf("Test %d %v: Provisioning: %v", i, tc.match, err) continue } err = tc.match.Validate() if err != nil { t.Errorf("Test %d %v: Validating: %v", i, tc.match, err) continue } // set up the fake request and its Replacer req := &http.Request{Header: tc.input, URL: new(url.URL)} repl := caddy2.NewReplacer() ctx := context.WithValue(req.Context(), caddy2.ReplacerCtxKey, repl) req = req.WithContext(ctx) addHTTPVarsToReplacer(repl, req, httptest.NewRecorder()) actual := tc.match.Match(req) if actual != tc.expect { t.Errorf("Test %d [%v]: Expected %t, got %t for input '%s'", i, tc.match, tc.expect, actual, tc.input) continue } for key, expectVal := range tc.expectRepl { placeholder := fmt.Sprintf("{http.matchers.header_regexp.%s}", key) actualVal := repl.ReplaceAll(placeholder, "") if actualVal != expectVal { t.Errorf("Test %d [%v]: Expected placeholder {http.matchers.header_regexp.%s} to be '%s' but got '%s'", i, tc.match, key, expectVal, actualVal) continue } } } }