hugo/tpl/compare/truth_test.go

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// Copyright 2019 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 compare
import (
"reflect"
"testing"
"time"
"github.com/gohugoio/hugo/common/hreflect"
"github.com/stretchr/testify/require"
)
func TestTruth(t *testing.T) {
n := New()
truthv, falsev := reflect.ValueOf(time.Now()), reflect.ValueOf(false)
assertTruth := func(t *testing.T, v reflect.Value, expected bool) {
if hreflect.IsTruthfulValue(v) != expected {
t.Fatal("truth mismatch")
}
}
t.Run("And", func(t *testing.T) {
assertTruth(t, n.And(truthv, truthv), true)
assertTruth(t, n.And(truthv, falsev), false)
})
t.Run("Or", func(t *testing.T) {
assertTruth(t, n.Or(truthv, truthv), true)
assertTruth(t, n.Or(falsev, truthv, falsev), true)
assertTruth(t, n.Or(falsev, falsev), false)
})
t.Run("Not", func(t *testing.T) {
assert := require.New(t)
assert.True(n.Not(falsev))
assert.False(n.Not(truthv))
})
t.Run("getIf", func(t *testing.T) {
assert := require.New(t)
assertTruth(t, n.getIf(reflect.ValueOf(nil)), false)
s := reflect.ValueOf("Hugo")
assert.Equal(s, n.getIf(s))
})
}