diff options
Diffstat (limited to 'common/collections/append_test.go')
-rw-r--r-- | common/collections/append_test.go | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/common/collections/append_test.go b/common/collections/append_test.go new file mode 100644 index 000000000..c08a69c0d --- /dev/null +++ b/common/collections/append_test.go @@ -0,0 +1,78 @@ +// Copyright 2018 The Hugo Authors. All rights reserved. +// +// 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 collections + +import ( + "fmt" + "reflect" + "testing" + + "github.com/stretchr/testify/require" +) + +func TestAppend(t *testing.T) { + t.Parallel() + + for i, test := range []struct { + start interface{} + addend []interface{} + expected interface{} + }{ + {[]string{"a", "b"}, []interface{}{"c"}, []string{"a", "b", "c"}}, + {[]string{"a", "b"}, []interface{}{"c", "d", "e"}, []string{"a", "b", "c", "d", "e"}}, + {[]string{"a", "b"}, []interface{}{[]string{"c", "d", "e"}}, []string{"a", "b", "c", "d", "e"}}, + {nil, []interface{}{"a", "b"}, []string{"a", "b"}}, + {nil, []interface{}{nil}, []interface{}{nil}}, + {[]interface{}{}, []interface{}{[]string{"c", "d", "e"}}, []string{"c", "d", "e"}}, + {tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}}, + []interface{}{&tstSlicer{"c"}}, + tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}, &tstSlicer{"c"}}}, + {&tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}}, + []interface{}{&tstSlicer{"c"}}, + tstSlicers{&tstSlicer{"a"}, + &tstSlicer{"b"}, + &tstSlicer{"c"}}}, + {testSlicerInterfaces{&tstSlicerIn1{"a"}, &tstSlicerIn1{"b"}}, + []interface{}{&tstSlicerIn1{"c"}}, + testSlicerInterfaces{&tstSlicerIn1{"a"}, &tstSlicerIn1{"b"}, &tstSlicerIn1{"c"}}}, + //https://github.com/gohugoio/hugo/issues/5361 + {[]string{"a", "b"}, []interface{}{tstSlicers{&tstSlicer{"a"}, &tstSlicer{"b"}}}, + []interface{}{"a", "b", &tstSlicer{"a"}, &tstSlicer{"b"}}}, + {[]string{"a", "b"}, []interface{}{&tstSlicer{"a"}}, + []interface{}{"a", "b", &tstSlicer{"a"}}}, + // Errors + {"", []interface{}{[]string{"a", "b"}}, false}, + // No string concatenation. + {"ab", + []interface{}{"c"}, + false}, + } { + + errMsg := fmt.Sprintf("[%d]", i) + + result, err := Append(test.start, test.addend...) + + if b, ok := test.expected.(bool); ok && !b { + require.Error(t, err, errMsg) + continue + } + + require.NoError(t, err, errMsg) + + if !reflect.DeepEqual(test.expected, result) { + t.Fatalf("%s got\n%T: %v\nexpected\n%T: %v", errMsg, result, result, test.expected, test.expected) + } + } + +} |