github.com/letsencrypt/trillian@v1.1.2-0.20180615153820-ae375a99d36a/testonly/matchers/atleast.go (about)

     1  // Copyright 2017 Google Inc. All Rights Reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  // Package matchers contains additional gomock matchers.
    16  package matchers
    17  
    18  import (
    19  	"fmt"
    20  
    21  	"github.com/golang/mock/gomock"
    22  )
    23  
    24  // AtLeast returns a matcher that requires a number >= n.
    25  func AtLeast(n int) gomock.Matcher {
    26  	return &atLeastMatcher{n}
    27  }
    28  
    29  type atLeastMatcher struct {
    30  	num int
    31  }
    32  
    33  func (m atLeastMatcher) Matches(x interface{}) bool {
    34  	if x, ok := x.(int); ok {
    35  		return x >= m.num
    36  	}
    37  	return false
    38  }
    39  
    40  func (m atLeastMatcher) String() string {
    41  	return fmt.Sprintf("at least %v", m.num)
    42  }