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// Copyright 2012 Aaron Jacobs. All Rights Reserved.
// Author: aaronjjacobs@gmail.com (Aaron Jacobs)
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package srcutil_test
import (
"fmt"
"reflect"
"testing"
. "github.com/jacobsa/oglematchers"
. "github.com/jacobsa/ogletest"
"github.com/jacobsa/ogletest/srcutil"
)
func TestRegisterMethodsTest(t *testing.T) { RunTests(t) }
////////////////////////////////////////////////////////////////////////
// Helpers
////////////////////////////////////////////////////////////////////////
type MethodsTest struct {
}
func init() { RegisterTestSuite(&MethodsTest{}) }
type OneMethodType int
func (x OneMethodType) Foo() {}
type MultipleMethodsType int
func (x MultipleMethodsType) Foo() {}
func (x MultipleMethodsType) Bar() {}
func (x MultipleMethodsType) Baz() {}
type methodNameMatcher struct {
expected string
}
func (m *methodNameMatcher) Description() string {
return fmt.Sprintf("method named %s", m.expected)
}
func (m *methodNameMatcher) Matches(x interface{}) error {
method, ok := x.(reflect.Method)
if !ok {
panic("Invalid argument.")
}
if method.Name != m.expected {
return fmt.Errorf("whose name is %s", method.Name)
}
return nil
}
func NameIs(name string) Matcher {
return &methodNameMatcher{name}
}
////////////////////////////////////////////////////////////////////////
// Tests
////////////////////////////////////////////////////////////////////////
func (t *MethodsTest) NoMethods() {
type foo int
methods := srcutil.GetMethodsInSourceOrder(reflect.TypeOf(foo(17)))
ExpectThat(methods, ElementsAre())
}
func (t *MethodsTest) OneMethod() {
methods := srcutil.GetMethodsInSourceOrder(reflect.TypeOf(OneMethodType(17)))
ExpectThat(
methods,
ElementsAre(
NameIs("Foo"),
))
}
func (t *MethodsTest) MultipleMethods() {
methods := srcutil.GetMethodsInSourceOrder(reflect.TypeOf(MultipleMethodsType(17)))
ExpectThat(
methods,
ElementsAre(
NameIs("Foo"),
NameIs("Bar"),
NameIs("Baz"),
))
ExpectEq("Foo", methods[0].Name)
ExpectEq("Bar", methods[1].Name)
ExpectEq("Baz", methods[2].Name)
}
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