github.com/timandy/routine@v1.1.4-0.20240507073150-e4a3e1fe2ba5/g/reflect_test.go (about) 1 // Copyright 2021-2024 TimAndy. All rights reserved. 2 // Licensed under the Apache-2.0 license that can be found in the LICENSE file. 3 4 package g 5 6 import ( 7 "testing" 8 "unsafe" 9 10 "github.com/stretchr/testify/assert" 11 ) 12 13 func TestPackEface(t *testing.T) { 14 value := 1 15 valueInterface := packEface(typeByString("int"), unsafe.Pointer(&value)) 16 assert.Equal(t, value, valueInterface) 17 // 18 value = 2 19 assert.Equal(t, value, valueInterface) 20 } 21 22 func TestTypeByString(t *testing.T) { 23 gt := typeByString("runtime.g") 24 assert.NotNil(t, gt) 25 assert.Equal(t, "runtime.g", gt.String()) 26 fGoid, ok := gt.FieldByName("goid") 27 assert.True(t, ok) 28 assert.Greater(t, int(fGoid.Offset), 0) 29 // 30 gt2 := typeByString("*runtime.g") 31 assert.NotNil(t, gt2) 32 assert.Equal(t, "*runtime.g", gt2.String()) 33 fGoid2, ok2 := gt2.Elem().FieldByName("goid") 34 assert.True(t, ok2) 35 assert.Greater(t, int(fGoid2.Offset), 0) 36 assert.Equal(t, fGoid.Offset, fGoid2.Offset) 37 // 38 assert.Nil(t, typeByString("runtime.Pointer")) 39 }