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Copy pathfloat16_test.go
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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 float16
import (
"fmt"
"testing"
"github.com/stretchr/testify/assert"
)
func TestFloat16(t *testing.T) {
cases := map[Num]float32{
{bits: 0x3c00}: 1,
{bits: 0x4000}: 2,
{bits: 0xc000}: -2,
{bits: 0x0000}: 0,
{bits: 0x5b8f}: 241.875,
{bits: 0xdb8f}: -241.875,
{bits: 0x48c8}: 9.5625,
{bits: 0xc8c8}: -9.5625,
}
for k, v := range cases {
f := k.Float32()
assert.Equal(t, v, f, "float32 values should be the same")
i := New(v)
assert.Equal(t, k.bits, i.bits, "float16 values should be the same")
assert.Equal(t, k.Uint16(), i.Uint16(), "float16 values should be the same")
assert.Equal(t, k.String(), fmt.Sprintf("%v", v), "string representation differ")
}
}