github.com/anakojm/hugo-katex@v0.0.0-20231023141351-42d6f5de9c0b/tpl/collections/complement_test.go (about) 1 // Copyright 2018 The Hugo Authors. 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 // http://www.apache.org/licenses/LICENSE-2.0 7 // 8 // Unless required by applicable law or agreed to in writing, software 9 // distributed under the License is distributed on an "AS IS" BASIS, 10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 11 // See the License for the specific language governing permissions and 12 // limitations under the License. 13 14 package collections 15 16 import ( 17 "reflect" 18 "testing" 19 20 qt "github.com/frankban/quicktest" 21 ) 22 23 type StructWithSlice struct { 24 A string 25 B []string 26 } 27 28 type StructWithSlicePointers []*StructWithSlice 29 30 func TestComplement(t *testing.T) { 31 t.Parallel() 32 33 c := qt.New(t) 34 35 ns := newNs() 36 37 s1 := []TstX{{A: "a"}, {A: "b"}, {A: "d"}, {A: "e"}} 38 s2 := []TstX{{A: "b"}, {A: "e"}} 39 40 xa, xb, xd, xe := &StructWithSlice{A: "a"}, &StructWithSlice{A: "b"}, &StructWithSlice{A: "d"}, &StructWithSlice{A: "e"} 41 42 sp1 := []*StructWithSlice{xa, xb, xd, xe} 43 sp2 := []*StructWithSlice{xb, xe} 44 45 sp1_2 := StructWithSlicePointers{xa, xb, xd, xe} 46 sp2_2 := StructWithSlicePointers{xb, xe} 47 48 for i, test := range []struct { 49 s any 50 t []any 51 expected any 52 }{ 53 {[]string{"a", "b", "c"}, []any{[]string{"c", "d"}}, []string{"a", "b"}}, 54 {[]string{"a", "b", "c"}, []any{[]string{"c", "d"}, []string{"a", "b"}}, []string{}}, 55 {[]any{"a", "b", nil}, []any{[]string{"a", "d"}}, []any{"b", nil}}, 56 {[]int{1, 2, 3, 4, 5}, []any{[]int{1, 3}, []string{"a", "b"}, []int{1, 2}}, []int{4, 5}}, 57 {[]int{1, 2, 3, 4, 5}, []any{[]int64{1, 3}}, []int{2, 4, 5}}, 58 {s1, []any{s2}, []TstX{{A: "a"}, {A: "d"}}}, 59 {sp1, []any{sp2}, []*StructWithSlice{xa, xd}}, 60 {sp1_2, []any{sp2_2}, StructWithSlicePointers{xa, xd}}, 61 62 // Errors 63 {[]string{"a", "b", "c"}, []any{"error"}, false}, 64 {"error", []any{[]string{"c", "d"}, []string{"a", "b"}}, false}, 65 {[]string{"a", "b", "c"}, []any{[][]string{{"c", "d"}}}, false}, 66 { 67 []any{[][]string{{"c", "d"}}}, 68 []any{[]string{"c", "d"}, []string{"a", "b"}}, 69 []any{[][]string{{"c", "d"}}}, 70 }, 71 } { 72 73 errMsg := qt.Commentf("[%d]", i) 74 75 args := append(test.t, test.s) 76 77 result, err := ns.Complement(args...) 78 79 if b, ok := test.expected.(bool); ok && !b { 80 c.Assert(err, qt.Not(qt.IsNil), errMsg) 81 continue 82 } 83 84 c.Assert(err, qt.IsNil, errMsg) 85 86 if !reflect.DeepEqual(test.expected, result) { 87 t.Fatalf("%s got\n%T: %v\nexpected\n%T: %v", errMsg, result, result, test.expected, test.expected) 88 } 89 } 90 91 _, err := ns.Complement() 92 c.Assert(err, qt.Not(qt.IsNil)) 93 _, err = ns.Complement([]string{"a", "b"}) 94 c.Assert(err, qt.Not(qt.IsNil)) 95 }