github.com/googleapis/api-linter@v1.65.2/lint/rule_name_test.go (about)

     1  // Copyright 2019 Google LLC
     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  // 		https://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 lint
    16  
    17  import (
    18  	"testing"
    19  )
    20  
    21  func TestRuleNameValid(t *testing.T) {
    22  	tests := []struct {
    23  		testName string
    24  		ruleName RuleName
    25  	}{
    26  		{"Lower", "aip"},
    27  		{"LowerNumber", "aip0121"},
    28  		{"LowerNumberKebab", "aip-0121"},
    29  		{"Namespaced", "aip::0121"},
    30  		{"NamespacedHyphen", "core::aip-0121"},
    31  	}
    32  
    33  	for _, test := range tests {
    34  		t.Run(test.testName, func(t *testing.T) {
    35  			if !test.ruleName.IsValid() {
    36  				t.Errorf("Rule name %q is invalid; want valid.", test.ruleName)
    37  			}
    38  		})
    39  	}
    40  }
    41  
    42  func TestRuleNameInvalid(t *testing.T) {
    43  	tests := []struct {
    44  		testName string
    45  		ruleName RuleName
    46  	}{
    47  		{"EmptyString", ""},
    48  		{"TripleColon", "a:::b"},
    49  		{"QuadrupleColon", "a::::b"},
    50  		{"CapitalLetter", "A"},
    51  		{"LeadingDoubleColon", "::my-rule"},
    52  		{"TrailingDoubleColon", "my-namespace::"},
    53  		{"LeadingHyphen", "-core::aip-0131"},
    54  		{"LeadingSegmentHyphen", "core::-aip-0131"},
    55  		{"OnlyHyphen", "-"},
    56  		{"SingleColon", "core:aip-0131"},
    57  		{"Underscore", "core::aip_0131"},
    58  		{"CamelCase", "myRule"},
    59  		{"PascalCase", "MyRule"},
    60  	}
    61  
    62  	for _, test := range tests {
    63  		t.Run(test.testName, func(t *testing.T) {
    64  			if test.ruleName.IsValid() {
    65  				t.Errorf("Rule name %q is valid; want invalid.", test.ruleName)
    66  			}
    67  		})
    68  	}
    69  }
    70  
    71  func TestNewRuleName(t *testing.T) {
    72  	tests := []struct {
    73  		testName string
    74  		aip      int
    75  		name     string
    76  		want     string
    77  	}{
    78  		{"ZeroPad", 131, "http-method", "core::0131::http-method"},
    79  	}
    80  	for _, test := range tests {
    81  		t.Run(test.testName, func(t *testing.T) {
    82  			rn := NewRuleName(test.aip, test.name)
    83  			if got := string(rn); got != test.want {
    84  				t.Errorf("Got %q, expected %q.", got, test.want)
    85  			}
    86  		})
    87  	}
    88  }
    89  
    90  func TestRuleName_HasPrefix(t *testing.T) {
    91  	tests := []struct {
    92  		r         RuleName
    93  		prefix    []string
    94  		hasPrefix bool
    95  	}{
    96  		{"a::b::c", []string{"a", "b"}, true},
    97  		{"a::b::c", []string{"a"}, true},
    98  		{"a::b::c", []string{"a::b"}, true},
    99  		{"a::b::c::d", []string{"a::b", "c"}, true},
   100  		{"a::b::c", []string{"a::b::c"}, true},
   101  		{"ab::b::c", []string{"a"}, false},
   102  	}
   103  
   104  	for _, test := range tests {
   105  		if test.r.HasPrefix(test.prefix...) != test.hasPrefix {
   106  			t.Errorf(
   107  				"%q.HasPrefix(%v)=%t; want %t",
   108  				test.r, test.prefix, test.r.HasPrefix(test.prefix...), test.hasPrefix,
   109  			)
   110  		}
   111  	}
   112  }