128 lines
3 KiB
Go
128 lines
3 KiB
Go
|
package middleware
|
||
|
|
|
||
|
|
import (
|
||
|
|
"context"
|
||
|
|
"net/http"
|
||
|
|
"testing"
|
||
|
|
|
||
|
|
"github.com/containous/traefik/config"
|
||
|
|
"github.com/stretchr/testify/require"
|
||
|
|
)
|
||
|
|
|
||
|
|
func TestMiddlewaresRegistry_BuildMiddlewareCircuitBreaker(t *testing.T) {
|
||
|
|
testConfig := map[string]*config.Middleware{
|
||
|
|
"empty": {
|
||
|
|
CircuitBreaker: &config.CircuitBreaker{
|
||
|
|
Expression: "",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"foo": {
|
||
|
|
CircuitBreaker: &config.CircuitBreaker{
|
||
|
|
Expression: "NetworkErrorRatio() > 0.5",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
middlewaresBuilder := NewBuilder(testConfig, nil)
|
||
|
|
|
||
|
|
emptyHandler := http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {})
|
||
|
|
|
||
|
|
testCases := []struct {
|
||
|
|
desc string
|
||
|
|
middlewareID string
|
||
|
|
expectedError bool
|
||
|
|
}{
|
||
|
|
{
|
||
|
|
desc: "Should fail at creating a circuit breaker with an empty expression",
|
||
|
|
expectedError: true,
|
||
|
|
middlewareID: "empty",
|
||
|
|
}, {
|
||
|
|
desc: "Should create a circuit breaker with a valid expression",
|
||
|
|
expectedError: false,
|
||
|
|
middlewareID: "foo",
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, test := range testCases {
|
||
|
|
test := test
|
||
|
|
t.Run(test.desc, func(t *testing.T) {
|
||
|
|
t.Parallel()
|
||
|
|
constructor, err := middlewaresBuilder.buildConstructor(context.Background(), test.middlewareID, *testConfig[test.middlewareID])
|
||
|
|
require.NoError(t, err)
|
||
|
|
|
||
|
|
middleware, err2 := constructor(emptyHandler)
|
||
|
|
|
||
|
|
if test.expectedError {
|
||
|
|
require.Error(t, err2)
|
||
|
|
} else {
|
||
|
|
require.NoError(t, err)
|
||
|
|
require.NotNil(t, middleware)
|
||
|
|
}
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestMiddlewaresRegistry_BuildChainNilConfig(t *testing.T) {
|
||
|
|
testConfig := map[string]*config.Middleware{
|
||
|
|
"empty": {},
|
||
|
|
}
|
||
|
|
middlewaresBuilder := NewBuilder(testConfig, nil)
|
||
|
|
|
||
|
|
chain, err := middlewaresBuilder.BuildChain(context.Background(), []string{"empty"})
|
||
|
|
require.NoError(t, err)
|
||
|
|
|
||
|
|
_, err = chain.Then(nil)
|
||
|
|
require.NoError(t, err)
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestMiddlewaresRegistry_BuildMiddlewareAddPrefix(t *testing.T) {
|
||
|
|
testConfig := map[string]*config.Middleware{
|
||
|
|
"empty": {
|
||
|
|
AddPrefix: &config.AddPrefix{
|
||
|
|
Prefix: "",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
"foo": {
|
||
|
|
AddPrefix: &config.AddPrefix{
|
||
|
|
Prefix: "foo/",
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
middlewaresBuilder := NewBuilder(testConfig, nil)
|
||
|
|
|
||
|
|
testCases := []struct {
|
||
|
|
desc string
|
||
|
|
middlewareID string
|
||
|
|
expectedError bool
|
||
|
|
}{
|
||
|
|
{
|
||
|
|
desc: "Should not create an emty AddPrefix middleware when given an empty prefix",
|
||
|
|
middlewareID: "empty",
|
||
|
|
expectedError: true,
|
||
|
|
}, {
|
||
|
|
desc: "Should create an AddPrefix middleware when given a valid configuration",
|
||
|
|
middlewareID: "foo",
|
||
|
|
expectedError: false,
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
for _, test := range testCases {
|
||
|
|
test := test
|
||
|
|
t.Run(test.desc, func(t *testing.T) {
|
||
|
|
t.Parallel()
|
||
|
|
|
||
|
|
constructor, err := middlewaresBuilder.buildConstructor(context.Background(), test.middlewareID, *testConfig[test.middlewareID])
|
||
|
|
require.NoError(t, err)
|
||
|
|
|
||
|
|
middleware, err2 := constructor(http.HandlerFunc(func(rw http.ResponseWriter, req *http.Request) {}))
|
||
|
|
|
||
|
|
if test.expectedError {
|
||
|
|
require.Error(t, err2)
|
||
|
|
} else {
|
||
|
|
require.NoError(t, err)
|
||
|
|
require.NotNil(t, middleware)
|
||
|
|
}
|
||
|
|
})
|
||
|
|
}
|
||
|
|
}
|