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traefik/server/rules_test.go

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package server
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import (
"net/http"
"net/url"
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"testing"
"github.com/containous/mux"
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"github.com/containous/traefik/testhelpers"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
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)
func TestParseOneRule(t *testing.T) {
router := mux.NewRouter()
route := router.NewRoute()
serverRoute := &serverRoute{route: route}
rules := &Rules{route: serverRoute}
expression := "Host:foo.bar"
routeResult, err := rules.Parse(expression)
require.NoError(t, err, "Error while building route for %s", expression)
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request := testhelpers.MustNewRequest(http.MethodGet, "http://foo.bar", nil)
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routeMatch := routeResult.Match(request, &mux.RouteMatch{Route: routeResult})
assert.True(t, routeMatch, "Rule %s don't match.", expression)
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}
func TestParseTwoRules(t *testing.T) {
router := mux.NewRouter()
route := router.NewRoute()
serverRoute := &serverRoute{route: route}
rules := &Rules{route: serverRoute}
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expression := "Host: Foo.Bar ; Path:/FOObar"
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routeResult, err := rules.Parse(expression)
require.NoError(t, err, "Error while building route for %s.", expression)
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request := testhelpers.MustNewRequest(http.MethodGet, "http://foo.bar/foobar", nil)
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routeMatch := routeResult.Match(request, &mux.RouteMatch{Route: routeResult})
assert.False(t, routeMatch, "Rule %s don't match.", expression)
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request = testhelpers.MustNewRequest(http.MethodGet, "http://foo.bar/FOObar", nil)
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routeMatch = routeResult.Match(request, &mux.RouteMatch{Route: routeResult})
assert.True(t, routeMatch, "Rule %s don't match.", expression)
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}
func TestParseDomains(t *testing.T) {
rules := &Rules{}
tests := []struct {
expression string
domain []string
}{
{
expression: "Host:foo.bar,test.bar",
domain: []string{"foo.bar", "test.bar"},
},
{
expression: "Path:/test",
domain: []string{},
},
{
expression: "Host:foo.bar;Path:/test",
domain: []string{"foo.bar"},
},
{
expression: "Host: Foo.Bar ;Path:/test",
domain: []string{"foo.bar"},
},
}
for _, test := range tests {
test := test
t.Run(test.expression, func(t *testing.T) {
t.Parallel()
domains, err := rules.ParseDomains(test.expression)
require.NoError(t, err, "%s: Error while parsing domain.", test.expression)
assert.EqualValues(t, test.domain, domains, "%s: Error parsing domains from expression.", test.expression)
})
}
}
func TestPriorites(t *testing.T) {
router := mux.NewRouter()
router.StrictSlash(true)
rules := &Rules{route: &serverRoute{route: router.NewRoute()}}
expression01 := "PathPrefix:/foo"
routeFoo, err := rules.Parse(expression01)
require.NoError(t, err, "Error while building route for %s", expression01)
fooHandler := &fakeHandler{name: "fooHandler"}
routeFoo.Handler(fooHandler)
routeMatch := router.Match(&http.Request{URL: &url.URL{Path: "/foo"}}, &mux.RouteMatch{})
assert.True(t, routeMatch, "Error matching route")
routeMatch = router.Match(&http.Request{URL: &url.URL{Path: "/fo"}}, &mux.RouteMatch{})
assert.False(t, routeMatch, "Error matching route")
multipleRules := &Rules{route: &serverRoute{route: router.NewRoute()}}
expression02 := "PathPrefix:/foobar"
routeFoobar, err := multipleRules.Parse(expression02)
require.NoError(t, err, "Error while building route for %s", expression02)
foobarHandler := &fakeHandler{name: "foobarHandler"}
routeFoobar.Handler(foobarHandler)
routeMatch = router.Match(&http.Request{URL: &url.URL{Path: "/foo"}}, &mux.RouteMatch{})
assert.True(t, routeMatch, "Error matching route")
fooMatcher := &mux.RouteMatch{}
routeMatch = router.Match(&http.Request{URL: &url.URL{Path: "/foobar"}}, fooMatcher)
assert.True(t, routeMatch, "Error matching route")
assert.NotEqual(t, fooMatcher.Handler, foobarHandler, "Error matching priority")
assert.Equal(t, fooMatcher.Handler, fooHandler, "Error matching priority")
routeFoo.Priority(1)
routeFoobar.Priority(10)
router.SortRoutes()
foobarMatcher := &mux.RouteMatch{}
routeMatch = router.Match(&http.Request{URL: &url.URL{Path: "/foobar"}}, foobarMatcher)
assert.True(t, routeMatch, "Error matching route")
assert.Equal(t, foobarMatcher.Handler, foobarHandler, "Error matching priority")
assert.NotEqual(t, foobarMatcher.Handler, fooHandler, "Error matching priority")
}
type fakeHandler struct {
name string
}
func (h *fakeHandler) ServeHTTP(http.ResponseWriter, *http.Request) {}