mirror of https://github.com/tidwall/tile38.git
1043 lines
33 KiB
Go
1043 lines
33 KiB
Go
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/*
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* Copyright (c) 2013-2016 Dave Collins <dave@davec.name>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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Test Summary:
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NOTE: For each test, a nil pointer, a single pointer and double pointer to the
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base test element are also tested to ensure proper indirection across all types.
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- Max int8, int16, int32, int64, int
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- Max uint8, uint16, uint32, uint64, uint
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- Boolean true and false
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- Standard complex64 and complex128
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- Array containing standard ints
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- Array containing type with custom formatter on pointer receiver only
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- Array containing interfaces
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- Array containing bytes
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- Slice containing standard float32 values
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- Slice containing type with custom formatter on pointer receiver only
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- Slice containing interfaces
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- Slice containing bytes
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- Nil slice
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- Standard string
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- Nil interface
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- Sub-interface
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- Map with string keys and int vals
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- Map with custom formatter type on pointer receiver only keys and vals
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- Map with interface keys and values
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- Map with nil interface value
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- Struct with primitives
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- Struct that contains another struct
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- Struct that contains custom type with Stringer pointer interface via both
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exported and unexported fields
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- Struct that contains embedded struct and field to same struct
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- Uintptr to 0 (null pointer)
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- Uintptr address of real variable
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- Unsafe.Pointer to 0 (null pointer)
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- Unsafe.Pointer to address of real variable
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- Nil channel
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- Standard int channel
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- Function with no params and no returns
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- Function with param and no returns
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- Function with multiple params and multiple returns
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- Struct that is circular through self referencing
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- Structs that are circular through cross referencing
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- Structs that are indirectly circular
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- Type that panics in its Stringer interface
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*/
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package spew_test
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import (
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"bytes"
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"fmt"
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"testing"
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"unsafe"
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"github.com/davecgh/go-spew/spew"
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)
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// dumpTest is used to describe a test to be performed against the Dump method.
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type dumpTest struct {
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in interface{}
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wants []string
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}
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// dumpTests houses all of the tests to be performed against the Dump method.
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var dumpTests = make([]dumpTest, 0)
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// addDumpTest is a helper method to append the passed input and desired result
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// to dumpTests
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func addDumpTest(in interface{}, wants ...string) {
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test := dumpTest{in, wants}
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dumpTests = append(dumpTests, test)
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}
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func addIntDumpTests() {
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// Max int8.
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v := int8(127)
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nv := (*int8)(nil)
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pv := &v
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vAddr := fmt.Sprintf("%p", pv)
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pvAddr := fmt.Sprintf("%p", &pv)
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vt := "int8"
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vs := "127"
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addDumpTest(v, "("+vt+") "+vs+"\n")
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addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
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addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
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addDumpTest(nv, "(*"+vt+")(<nil>)\n")
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// Max int16.
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v2 := int16(32767)
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nv2 := (*int16)(nil)
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pv2 := &v2
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v2Addr := fmt.Sprintf("%p", pv2)
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pv2Addr := fmt.Sprintf("%p", &pv2)
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v2t := "int16"
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v2s := "32767"
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addDumpTest(v2, "("+v2t+") "+v2s+"\n")
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addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
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addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
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addDumpTest(nv2, "(*"+v2t+")(<nil>)\n")
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// Max int32.
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v3 := int32(2147483647)
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nv3 := (*int32)(nil)
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pv3 := &v3
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v3Addr := fmt.Sprintf("%p", pv3)
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pv3Addr := fmt.Sprintf("%p", &pv3)
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v3t := "int32"
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v3s := "2147483647"
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addDumpTest(v3, "("+v3t+") "+v3s+"\n")
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addDumpTest(pv3, "(*"+v3t+")("+v3Addr+")("+v3s+")\n")
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addDumpTest(&pv3, "(**"+v3t+")("+pv3Addr+"->"+v3Addr+")("+v3s+")\n")
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addDumpTest(nv3, "(*"+v3t+")(<nil>)\n")
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// Max int64.
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v4 := int64(9223372036854775807)
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nv4 := (*int64)(nil)
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pv4 := &v4
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v4Addr := fmt.Sprintf("%p", pv4)
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pv4Addr := fmt.Sprintf("%p", &pv4)
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v4t := "int64"
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v4s := "9223372036854775807"
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addDumpTest(v4, "("+v4t+") "+v4s+"\n")
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addDumpTest(pv4, "(*"+v4t+")("+v4Addr+")("+v4s+")\n")
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addDumpTest(&pv4, "(**"+v4t+")("+pv4Addr+"->"+v4Addr+")("+v4s+")\n")
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addDumpTest(nv4, "(*"+v4t+")(<nil>)\n")
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// Max int.
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v5 := int(2147483647)
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nv5 := (*int)(nil)
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pv5 := &v5
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v5Addr := fmt.Sprintf("%p", pv5)
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pv5Addr := fmt.Sprintf("%p", &pv5)
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v5t := "int"
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v5s := "2147483647"
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addDumpTest(v5, "("+v5t+") "+v5s+"\n")
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addDumpTest(pv5, "(*"+v5t+")("+v5Addr+")("+v5s+")\n")
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addDumpTest(&pv5, "(**"+v5t+")("+pv5Addr+"->"+v5Addr+")("+v5s+")\n")
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addDumpTest(nv5, "(*"+v5t+")(<nil>)\n")
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}
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func addUintDumpTests() {
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// Max uint8.
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v := uint8(255)
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nv := (*uint8)(nil)
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pv := &v
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vAddr := fmt.Sprintf("%p", pv)
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pvAddr := fmt.Sprintf("%p", &pv)
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vt := "uint8"
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vs := "255"
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addDumpTest(v, "("+vt+") "+vs+"\n")
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addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
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addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
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addDumpTest(nv, "(*"+vt+")(<nil>)\n")
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// Max uint16.
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v2 := uint16(65535)
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nv2 := (*uint16)(nil)
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pv2 := &v2
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v2Addr := fmt.Sprintf("%p", pv2)
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pv2Addr := fmt.Sprintf("%p", &pv2)
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v2t := "uint16"
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v2s := "65535"
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addDumpTest(v2, "("+v2t+") "+v2s+"\n")
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addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
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addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
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addDumpTest(nv2, "(*"+v2t+")(<nil>)\n")
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// Max uint32.
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v3 := uint32(4294967295)
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nv3 := (*uint32)(nil)
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pv3 := &v3
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v3Addr := fmt.Sprintf("%p", pv3)
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pv3Addr := fmt.Sprintf("%p", &pv3)
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v3t := "uint32"
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v3s := "4294967295"
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addDumpTest(v3, "("+v3t+") "+v3s+"\n")
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addDumpTest(pv3, "(*"+v3t+")("+v3Addr+")("+v3s+")\n")
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addDumpTest(&pv3, "(**"+v3t+")("+pv3Addr+"->"+v3Addr+")("+v3s+")\n")
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addDumpTest(nv3, "(*"+v3t+")(<nil>)\n")
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// Max uint64.
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v4 := uint64(18446744073709551615)
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nv4 := (*uint64)(nil)
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pv4 := &v4
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v4Addr := fmt.Sprintf("%p", pv4)
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pv4Addr := fmt.Sprintf("%p", &pv4)
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v4t := "uint64"
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v4s := "18446744073709551615"
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addDumpTest(v4, "("+v4t+") "+v4s+"\n")
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addDumpTest(pv4, "(*"+v4t+")("+v4Addr+")("+v4s+")\n")
|
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addDumpTest(&pv4, "(**"+v4t+")("+pv4Addr+"->"+v4Addr+")("+v4s+")\n")
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addDumpTest(nv4, "(*"+v4t+")(<nil>)\n")
|
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|
|
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||
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// Max uint.
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v5 := uint(4294967295)
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nv5 := (*uint)(nil)
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pv5 := &v5
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v5Addr := fmt.Sprintf("%p", pv5)
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pv5Addr := fmt.Sprintf("%p", &pv5)
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v5t := "uint"
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v5s := "4294967295"
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addDumpTest(v5, "("+v5t+") "+v5s+"\n")
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addDumpTest(pv5, "(*"+v5t+")("+v5Addr+")("+v5s+")\n")
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||
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addDumpTest(&pv5, "(**"+v5t+")("+pv5Addr+"->"+v5Addr+")("+v5s+")\n")
|
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addDumpTest(nv5, "(*"+v5t+")(<nil>)\n")
|
||
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}
|
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|
|
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func addBoolDumpTests() {
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||
|
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// Boolean true.
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v := bool(true)
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nv := (*bool)(nil)
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pv := &v
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vAddr := fmt.Sprintf("%p", pv)
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pvAddr := fmt.Sprintf("%p", &pv)
|
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vt := "bool"
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vs := "true"
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addDumpTest(v, "("+vt+") "+vs+"\n")
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addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
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addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
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|
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addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
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// Boolean false.
|
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v2 := bool(false)
|
||
|
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pv2 := &v2
|
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|
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v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
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pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
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v2t := "bool"
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|
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v2s := "false"
|
||
|
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addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
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addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
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addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
}
|
||
|
|
|
||
|
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func addFloatDumpTests() {
|
||
|
|
// Standard float32.
|
||
|
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v := float32(3.1415)
|
||
|
|
nv := (*float32)(nil)
|
||
|
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pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "float32"
|
||
|
|
vs := "3.1415"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Standard float64.
|
||
|
|
v2 := float64(3.1415926)
|
||
|
|
nv2 := (*float64)(nil)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "float64"
|
||
|
|
v2s := "3.1415926"
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(nv2, "(*"+v2t+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addComplexDumpTests() {
|
||
|
|
// Standard complex64.
|
||
|
|
v := complex(float32(6), -2)
|
||
|
|
nv := (*complex64)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "complex64"
|
||
|
|
vs := "(6-2i)"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Standard complex128.
|
||
|
|
v2 := complex(float64(-6), 2)
|
||
|
|
nv2 := (*complex128)(nil)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "complex128"
|
||
|
|
v2s := "(-6+2i)"
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(nv2, "(*"+v2t+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addArrayDumpTests() {
|
||
|
|
// Array containing standard ints.
|
||
|
|
v := [3]int{1, 2, 3}
|
||
|
|
vLen := fmt.Sprintf("%d", len(v))
|
||
|
|
vCap := fmt.Sprintf("%d", cap(v))
|
||
|
|
nv := (*[3]int)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "int"
|
||
|
|
vs := "(len=" + vLen + " cap=" + vCap + ") {\n (" + vt + ") 1,\n (" +
|
||
|
|
vt + ") 2,\n (" + vt + ") 3\n}"
|
||
|
|
addDumpTest(v, "([3]"+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*[3]"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**[3]"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*[3]"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Array containing type with custom formatter on pointer receiver only.
|
||
|
|
v2i0 := pstringer("1")
|
||
|
|
v2i1 := pstringer("2")
|
||
|
|
v2i2 := pstringer("3")
|
||
|
|
v2 := [3]pstringer{v2i0, v2i1, v2i2}
|
||
|
|
v2i0Len := fmt.Sprintf("%d", len(v2i0))
|
||
|
|
v2i1Len := fmt.Sprintf("%d", len(v2i1))
|
||
|
|
v2i2Len := fmt.Sprintf("%d", len(v2i2))
|
||
|
|
v2Len := fmt.Sprintf("%d", len(v2))
|
||
|
|
v2Cap := fmt.Sprintf("%d", cap(v2))
|
||
|
|
nv2 := (*[3]pstringer)(nil)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "spew_test.pstringer"
|
||
|
|
v2sp := "(len=" + v2Len + " cap=" + v2Cap + ") {\n (" + v2t +
|
||
|
|
") (len=" + v2i0Len + ") stringer 1,\n (" + v2t +
|
||
|
|
") (len=" + v2i1Len + ") stringer 2,\n (" + v2t +
|
||
|
|
") (len=" + v2i2Len + ") " + "stringer 3\n}"
|
||
|
|
v2s := v2sp
|
||
|
|
if spew.UnsafeDisabled {
|
||
|
|
v2s = "(len=" + v2Len + " cap=" + v2Cap + ") {\n (" + v2t +
|
||
|
|
") (len=" + v2i0Len + ") \"1\",\n (" + v2t + ") (len=" +
|
||
|
|
v2i1Len + ") \"2\",\n (" + v2t + ") (len=" + v2i2Len +
|
||
|
|
") " + "\"3\"\n}"
|
||
|
|
}
|
||
|
|
addDumpTest(v2, "([3]"+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*[3]"+v2t+")("+v2Addr+")("+v2sp+")\n")
|
||
|
|
addDumpTest(&pv2, "(**[3]"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2sp+")\n")
|
||
|
|
addDumpTest(nv2, "(*[3]"+v2t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Array containing interfaces.
|
||
|
|
v3i0 := "one"
|
||
|
|
v3 := [3]interface{}{v3i0, int(2), uint(3)}
|
||
|
|
v3i0Len := fmt.Sprintf("%d", len(v3i0))
|
||
|
|
v3Len := fmt.Sprintf("%d", len(v3))
|
||
|
|
v3Cap := fmt.Sprintf("%d", cap(v3))
|
||
|
|
nv3 := (*[3]interface{})(nil)
|
||
|
|
pv3 := &v3
|
||
|
|
v3Addr := fmt.Sprintf("%p", pv3)
|
||
|
|
pv3Addr := fmt.Sprintf("%p", &pv3)
|
||
|
|
v3t := "[3]interface {}"
|
||
|
|
v3t2 := "string"
|
||
|
|
v3t3 := "int"
|
||
|
|
v3t4 := "uint"
|
||
|
|
v3s := "(len=" + v3Len + " cap=" + v3Cap + ") {\n (" + v3t2 + ") " +
|
||
|
|
"(len=" + v3i0Len + ") \"one\",\n (" + v3t3 + ") 2,\n (" +
|
||
|
|
v3t4 + ") 3\n}"
|
||
|
|
addDumpTest(v3, "("+v3t+") "+v3s+"\n")
|
||
|
|
addDumpTest(pv3, "(*"+v3t+")("+v3Addr+")("+v3s+")\n")
|
||
|
|
addDumpTest(&pv3, "(**"+v3t+")("+pv3Addr+"->"+v3Addr+")("+v3s+")\n")
|
||
|
|
addDumpTest(nv3, "(*"+v3t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Array containing bytes.
|
||
|
|
v4 := [34]byte{
|
||
|
|
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
|
||
|
|
0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
|
||
|
|
0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,
|
||
|
|
0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30,
|
||
|
|
0x31, 0x32,
|
||
|
|
}
|
||
|
|
v4Len := fmt.Sprintf("%d", len(v4))
|
||
|
|
v4Cap := fmt.Sprintf("%d", cap(v4))
|
||
|
|
nv4 := (*[34]byte)(nil)
|
||
|
|
pv4 := &v4
|
||
|
|
v4Addr := fmt.Sprintf("%p", pv4)
|
||
|
|
pv4Addr := fmt.Sprintf("%p", &pv4)
|
||
|
|
v4t := "[34]uint8"
|
||
|
|
v4s := "(len=" + v4Len + " cap=" + v4Cap + ") " +
|
||
|
|
"{\n 00000000 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20" +
|
||
|
|
" |............... |\n" +
|
||
|
|
" 00000010 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30" +
|
||
|
|
" |!\"#$%&'()*+,-./0|\n" +
|
||
|
|
" 00000020 31 32 " +
|
||
|
|
" |12|\n}"
|
||
|
|
addDumpTest(v4, "("+v4t+") "+v4s+"\n")
|
||
|
|
addDumpTest(pv4, "(*"+v4t+")("+v4Addr+")("+v4s+")\n")
|
||
|
|
addDumpTest(&pv4, "(**"+v4t+")("+pv4Addr+"->"+v4Addr+")("+v4s+")\n")
|
||
|
|
addDumpTest(nv4, "(*"+v4t+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addSliceDumpTests() {
|
||
|
|
// Slice containing standard float32 values.
|
||
|
|
v := []float32{3.14, 6.28, 12.56}
|
||
|
|
vLen := fmt.Sprintf("%d", len(v))
|
||
|
|
vCap := fmt.Sprintf("%d", cap(v))
|
||
|
|
nv := (*[]float32)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "float32"
|
||
|
|
vs := "(len=" + vLen + " cap=" + vCap + ") {\n (" + vt + ") 3.14,\n (" +
|
||
|
|
vt + ") 6.28,\n (" + vt + ") 12.56\n}"
|
||
|
|
addDumpTest(v, "([]"+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*[]"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**[]"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*[]"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Slice containing type with custom formatter on pointer receiver only.
|
||
|
|
v2i0 := pstringer("1")
|
||
|
|
v2i1 := pstringer("2")
|
||
|
|
v2i2 := pstringer("3")
|
||
|
|
v2 := []pstringer{v2i0, v2i1, v2i2}
|
||
|
|
v2i0Len := fmt.Sprintf("%d", len(v2i0))
|
||
|
|
v2i1Len := fmt.Sprintf("%d", len(v2i1))
|
||
|
|
v2i2Len := fmt.Sprintf("%d", len(v2i2))
|
||
|
|
v2Len := fmt.Sprintf("%d", len(v2))
|
||
|
|
v2Cap := fmt.Sprintf("%d", cap(v2))
|
||
|
|
nv2 := (*[]pstringer)(nil)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "spew_test.pstringer"
|
||
|
|
v2s := "(len=" + v2Len + " cap=" + v2Cap + ") {\n (" + v2t + ") (len=" +
|
||
|
|
v2i0Len + ") stringer 1,\n (" + v2t + ") (len=" + v2i1Len +
|
||
|
|
") stringer 2,\n (" + v2t + ") (len=" + v2i2Len + ") " +
|
||
|
|
"stringer 3\n}"
|
||
|
|
addDumpTest(v2, "([]"+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*[]"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**[]"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(nv2, "(*[]"+v2t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Slice containing interfaces.
|
||
|
|
v3i0 := "one"
|
||
|
|
v3 := []interface{}{v3i0, int(2), uint(3), nil}
|
||
|
|
v3i0Len := fmt.Sprintf("%d", len(v3i0))
|
||
|
|
v3Len := fmt.Sprintf("%d", len(v3))
|
||
|
|
v3Cap := fmt.Sprintf("%d", cap(v3))
|
||
|
|
nv3 := (*[]interface{})(nil)
|
||
|
|
pv3 := &v3
|
||
|
|
v3Addr := fmt.Sprintf("%p", pv3)
|
||
|
|
pv3Addr := fmt.Sprintf("%p", &pv3)
|
||
|
|
v3t := "[]interface {}"
|
||
|
|
v3t2 := "string"
|
||
|
|
v3t3 := "int"
|
||
|
|
v3t4 := "uint"
|
||
|
|
v3t5 := "interface {}"
|
||
|
|
v3s := "(len=" + v3Len + " cap=" + v3Cap + ") {\n (" + v3t2 + ") " +
|
||
|
|
"(len=" + v3i0Len + ") \"one\",\n (" + v3t3 + ") 2,\n (" +
|
||
|
|
v3t4 + ") 3,\n (" + v3t5 + ") <nil>\n}"
|
||
|
|
addDumpTest(v3, "("+v3t+") "+v3s+"\n")
|
||
|
|
addDumpTest(pv3, "(*"+v3t+")("+v3Addr+")("+v3s+")\n")
|
||
|
|
addDumpTest(&pv3, "(**"+v3t+")("+pv3Addr+"->"+v3Addr+")("+v3s+")\n")
|
||
|
|
addDumpTest(nv3, "(*"+v3t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Slice containing bytes.
|
||
|
|
v4 := []byte{
|
||
|
|
0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18,
|
||
|
|
0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20,
|
||
|
|
0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28,
|
||
|
|
0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30,
|
||
|
|
0x31, 0x32,
|
||
|
|
}
|
||
|
|
v4Len := fmt.Sprintf("%d", len(v4))
|
||
|
|
v4Cap := fmt.Sprintf("%d", cap(v4))
|
||
|
|
nv4 := (*[]byte)(nil)
|
||
|
|
pv4 := &v4
|
||
|
|
v4Addr := fmt.Sprintf("%p", pv4)
|
||
|
|
pv4Addr := fmt.Sprintf("%p", &pv4)
|
||
|
|
v4t := "[]uint8"
|
||
|
|
v4s := "(len=" + v4Len + " cap=" + v4Cap + ") " +
|
||
|
|
"{\n 00000000 11 12 13 14 15 16 17 18 19 1a 1b 1c 1d 1e 1f 20" +
|
||
|
|
" |............... |\n" +
|
||
|
|
" 00000010 21 22 23 24 25 26 27 28 29 2a 2b 2c 2d 2e 2f 30" +
|
||
|
|
" |!\"#$%&'()*+,-./0|\n" +
|
||
|
|
" 00000020 31 32 " +
|
||
|
|
" |12|\n}"
|
||
|
|
addDumpTest(v4, "("+v4t+") "+v4s+"\n")
|
||
|
|
addDumpTest(pv4, "(*"+v4t+")("+v4Addr+")("+v4s+")\n")
|
||
|
|
addDumpTest(&pv4, "(**"+v4t+")("+pv4Addr+"->"+v4Addr+")("+v4s+")\n")
|
||
|
|
addDumpTest(nv4, "(*"+v4t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Nil slice.
|
||
|
|
v5 := []int(nil)
|
||
|
|
nv5 := (*[]int)(nil)
|
||
|
|
pv5 := &v5
|
||
|
|
v5Addr := fmt.Sprintf("%p", pv5)
|
||
|
|
pv5Addr := fmt.Sprintf("%p", &pv5)
|
||
|
|
v5t := "[]int"
|
||
|
|
v5s := "<nil>"
|
||
|
|
addDumpTest(v5, "("+v5t+") "+v5s+"\n")
|
||
|
|
addDumpTest(pv5, "(*"+v5t+")("+v5Addr+")("+v5s+")\n")
|
||
|
|
addDumpTest(&pv5, "(**"+v5t+")("+pv5Addr+"->"+v5Addr+")("+v5s+")\n")
|
||
|
|
addDumpTest(nv5, "(*"+v5t+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addStringDumpTests() {
|
||
|
|
// Standard string.
|
||
|
|
v := "test"
|
||
|
|
vLen := fmt.Sprintf("%d", len(v))
|
||
|
|
nv := (*string)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "string"
|
||
|
|
vs := "(len=" + vLen + ") \"test\""
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addInterfaceDumpTests() {
|
||
|
|
// Nil interface.
|
||
|
|
var v interface{}
|
||
|
|
nv := (*interface{})(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "interface {}"
|
||
|
|
vs := "<nil>"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Sub-interface.
|
||
|
|
v2 := interface{}(uint16(65535))
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "uint16"
|
||
|
|
v2s := "65535"
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addMapDumpTests() {
|
||
|
|
// Map with string keys and int vals.
|
||
|
|
k := "one"
|
||
|
|
kk := "two"
|
||
|
|
m := map[string]int{k: 1, kk: 2}
|
||
|
|
klen := fmt.Sprintf("%d", len(k)) // not kLen to shut golint up
|
||
|
|
kkLen := fmt.Sprintf("%d", len(kk))
|
||
|
|
mLen := fmt.Sprintf("%d", len(m))
|
||
|
|
nilMap := map[string]int(nil)
|
||
|
|
nm := (*map[string]int)(nil)
|
||
|
|
pm := &m
|
||
|
|
mAddr := fmt.Sprintf("%p", pm)
|
||
|
|
pmAddr := fmt.Sprintf("%p", &pm)
|
||
|
|
mt := "map[string]int"
|
||
|
|
mt1 := "string"
|
||
|
|
mt2 := "int"
|
||
|
|
ms := "(len=" + mLen + ") {\n (" + mt1 + ") (len=" + klen + ") " +
|
||
|
|
"\"one\": (" + mt2 + ") 1,\n (" + mt1 + ") (len=" + kkLen +
|
||
|
|
") \"two\": (" + mt2 + ") 2\n}"
|
||
|
|
ms2 := "(len=" + mLen + ") {\n (" + mt1 + ") (len=" + kkLen + ") " +
|
||
|
|
"\"two\": (" + mt2 + ") 2,\n (" + mt1 + ") (len=" + klen +
|
||
|
|
") \"one\": (" + mt2 + ") 1\n}"
|
||
|
|
addDumpTest(m, "("+mt+") "+ms+"\n", "("+mt+") "+ms2+"\n")
|
||
|
|
addDumpTest(pm, "(*"+mt+")("+mAddr+")("+ms+")\n",
|
||
|
|
"(*"+mt+")("+mAddr+")("+ms2+")\n")
|
||
|
|
addDumpTest(&pm, "(**"+mt+")("+pmAddr+"->"+mAddr+")("+ms+")\n",
|
||
|
|
"(**"+mt+")("+pmAddr+"->"+mAddr+")("+ms2+")\n")
|
||
|
|
addDumpTest(nm, "(*"+mt+")(<nil>)\n")
|
||
|
|
addDumpTest(nilMap, "("+mt+") <nil>\n")
|
||
|
|
|
||
|
|
// Map with custom formatter type on pointer receiver only keys and vals.
|
||
|
|
k2 := pstringer("one")
|
||
|
|
v2 := pstringer("1")
|
||
|
|
m2 := map[pstringer]pstringer{k2: v2}
|
||
|
|
k2Len := fmt.Sprintf("%d", len(k2))
|
||
|
|
v2Len := fmt.Sprintf("%d", len(v2))
|
||
|
|
m2Len := fmt.Sprintf("%d", len(m2))
|
||
|
|
nilMap2 := map[pstringer]pstringer(nil)
|
||
|
|
nm2 := (*map[pstringer]pstringer)(nil)
|
||
|
|
pm2 := &m2
|
||
|
|
m2Addr := fmt.Sprintf("%p", pm2)
|
||
|
|
pm2Addr := fmt.Sprintf("%p", &pm2)
|
||
|
|
m2t := "map[spew_test.pstringer]spew_test.pstringer"
|
||
|
|
m2t1 := "spew_test.pstringer"
|
||
|
|
m2t2 := "spew_test.pstringer"
|
||
|
|
m2s := "(len=" + m2Len + ") {\n (" + m2t1 + ") (len=" + k2Len + ") " +
|
||
|
|
"stringer one: (" + m2t2 + ") (len=" + v2Len + ") stringer 1\n}"
|
||
|
|
if spew.UnsafeDisabled {
|
||
|
|
m2s = "(len=" + m2Len + ") {\n (" + m2t1 + ") (len=" + k2Len +
|
||
|
|
") " + "\"one\": (" + m2t2 + ") (len=" + v2Len +
|
||
|
|
") \"1\"\n}"
|
||
|
|
}
|
||
|
|
addDumpTest(m2, "("+m2t+") "+m2s+"\n")
|
||
|
|
addDumpTest(pm2, "(*"+m2t+")("+m2Addr+")("+m2s+")\n")
|
||
|
|
addDumpTest(&pm2, "(**"+m2t+")("+pm2Addr+"->"+m2Addr+")("+m2s+")\n")
|
||
|
|
addDumpTest(nm2, "(*"+m2t+")(<nil>)\n")
|
||
|
|
addDumpTest(nilMap2, "("+m2t+") <nil>\n")
|
||
|
|
|
||
|
|
// Map with interface keys and values.
|
||
|
|
k3 := "one"
|
||
|
|
k3Len := fmt.Sprintf("%d", len(k3))
|
||
|
|
m3 := map[interface{}]interface{}{k3: 1}
|
||
|
|
m3Len := fmt.Sprintf("%d", len(m3))
|
||
|
|
nilMap3 := map[interface{}]interface{}(nil)
|
||
|
|
nm3 := (*map[interface{}]interface{})(nil)
|
||
|
|
pm3 := &m3
|
||
|
|
m3Addr := fmt.Sprintf("%p", pm3)
|
||
|
|
pm3Addr := fmt.Sprintf("%p", &pm3)
|
||
|
|
m3t := "map[interface {}]interface {}"
|
||
|
|
m3t1 := "string"
|
||
|
|
m3t2 := "int"
|
||
|
|
m3s := "(len=" + m3Len + ") {\n (" + m3t1 + ") (len=" + k3Len + ") " +
|
||
|
|
"\"one\": (" + m3t2 + ") 1\n}"
|
||
|
|
addDumpTest(m3, "("+m3t+") "+m3s+"\n")
|
||
|
|
addDumpTest(pm3, "(*"+m3t+")("+m3Addr+")("+m3s+")\n")
|
||
|
|
addDumpTest(&pm3, "(**"+m3t+")("+pm3Addr+"->"+m3Addr+")("+m3s+")\n")
|
||
|
|
addDumpTest(nm3, "(*"+m3t+")(<nil>)\n")
|
||
|
|
addDumpTest(nilMap3, "("+m3t+") <nil>\n")
|
||
|
|
|
||
|
|
// Map with nil interface value.
|
||
|
|
k4 := "nil"
|
||
|
|
k4Len := fmt.Sprintf("%d", len(k4))
|
||
|
|
m4 := map[string]interface{}{k4: nil}
|
||
|
|
m4Len := fmt.Sprintf("%d", len(m4))
|
||
|
|
nilMap4 := map[string]interface{}(nil)
|
||
|
|
nm4 := (*map[string]interface{})(nil)
|
||
|
|
pm4 := &m4
|
||
|
|
m4Addr := fmt.Sprintf("%p", pm4)
|
||
|
|
pm4Addr := fmt.Sprintf("%p", &pm4)
|
||
|
|
m4t := "map[string]interface {}"
|
||
|
|
m4t1 := "string"
|
||
|
|
m4t2 := "interface {}"
|
||
|
|
m4s := "(len=" + m4Len + ") {\n (" + m4t1 + ") (len=" + k4Len + ")" +
|
||
|
|
" \"nil\": (" + m4t2 + ") <nil>\n}"
|
||
|
|
addDumpTest(m4, "("+m4t+") "+m4s+"\n")
|
||
|
|
addDumpTest(pm4, "(*"+m4t+")("+m4Addr+")("+m4s+")\n")
|
||
|
|
addDumpTest(&pm4, "(**"+m4t+")("+pm4Addr+"->"+m4Addr+")("+m4s+")\n")
|
||
|
|
addDumpTest(nm4, "(*"+m4t+")(<nil>)\n")
|
||
|
|
addDumpTest(nilMap4, "("+m4t+") <nil>\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addStructDumpTests() {
|
||
|
|
// Struct with primitives.
|
||
|
|
type s1 struct {
|
||
|
|
a int8
|
||
|
|
b uint8
|
||
|
|
}
|
||
|
|
v := s1{127, 255}
|
||
|
|
nv := (*s1)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "spew_test.s1"
|
||
|
|
vt2 := "int8"
|
||
|
|
vt3 := "uint8"
|
||
|
|
vs := "{\n a: (" + vt2 + ") 127,\n b: (" + vt3 + ") 255\n}"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Struct that contains another struct.
|
||
|
|
type s2 struct {
|
||
|
|
s1 s1
|
||
|
|
b bool
|
||
|
|
}
|
||
|
|
v2 := s2{s1{127, 255}, true}
|
||
|
|
nv2 := (*s2)(nil)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "spew_test.s2"
|
||
|
|
v2t2 := "spew_test.s1"
|
||
|
|
v2t3 := "int8"
|
||
|
|
v2t4 := "uint8"
|
||
|
|
v2t5 := "bool"
|
||
|
|
v2s := "{\n s1: (" + v2t2 + ") {\n a: (" + v2t3 + ") 127,\n b: (" +
|
||
|
|
v2t4 + ") 255\n },\n b: (" + v2t5 + ") true\n}"
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(nv2, "(*"+v2t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Struct that contains custom type with Stringer pointer interface via both
|
||
|
|
// exported and unexported fields.
|
||
|
|
type s3 struct {
|
||
|
|
s pstringer
|
||
|
|
S pstringer
|
||
|
|
}
|
||
|
|
v3 := s3{"test", "test2"}
|
||
|
|
nv3 := (*s3)(nil)
|
||
|
|
pv3 := &v3
|
||
|
|
v3Addr := fmt.Sprintf("%p", pv3)
|
||
|
|
pv3Addr := fmt.Sprintf("%p", &pv3)
|
||
|
|
v3t := "spew_test.s3"
|
||
|
|
v3t2 := "spew_test.pstringer"
|
||
|
|
v3s := "{\n s: (" + v3t2 + ") (len=4) stringer test,\n S: (" + v3t2 +
|
||
|
|
") (len=5) stringer test2\n}"
|
||
|
|
v3sp := v3s
|
||
|
|
if spew.UnsafeDisabled {
|
||
|
|
v3s = "{\n s: (" + v3t2 + ") (len=4) \"test\",\n S: (" +
|
||
|
|
v3t2 + ") (len=5) \"test2\"\n}"
|
||
|
|
v3sp = "{\n s: (" + v3t2 + ") (len=4) \"test\",\n S: (" +
|
||
|
|
v3t2 + ") (len=5) stringer test2\n}"
|
||
|
|
}
|
||
|
|
addDumpTest(v3, "("+v3t+") "+v3s+"\n")
|
||
|
|
addDumpTest(pv3, "(*"+v3t+")("+v3Addr+")("+v3sp+")\n")
|
||
|
|
addDumpTest(&pv3, "(**"+v3t+")("+pv3Addr+"->"+v3Addr+")("+v3sp+")\n")
|
||
|
|
addDumpTest(nv3, "(*"+v3t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Struct that contains embedded struct and field to same struct.
|
||
|
|
e := embed{"embedstr"}
|
||
|
|
eLen := fmt.Sprintf("%d", len("embedstr"))
|
||
|
|
v4 := embedwrap{embed: &e, e: &e}
|
||
|
|
nv4 := (*embedwrap)(nil)
|
||
|
|
pv4 := &v4
|
||
|
|
eAddr := fmt.Sprintf("%p", &e)
|
||
|
|
v4Addr := fmt.Sprintf("%p", pv4)
|
||
|
|
pv4Addr := fmt.Sprintf("%p", &pv4)
|
||
|
|
v4t := "spew_test.embedwrap"
|
||
|
|
v4t2 := "spew_test.embed"
|
||
|
|
v4t3 := "string"
|
||
|
|
v4s := "{\n embed: (*" + v4t2 + ")(" + eAddr + ")({\n a: (" + v4t3 +
|
||
|
|
") (len=" + eLen + ") \"embedstr\"\n }),\n e: (*" + v4t2 +
|
||
|
|
")(" + eAddr + ")({\n a: (" + v4t3 + ") (len=" + eLen + ")" +
|
||
|
|
" \"embedstr\"\n })\n}"
|
||
|
|
addDumpTest(v4, "("+v4t+") "+v4s+"\n")
|
||
|
|
addDumpTest(pv4, "(*"+v4t+")("+v4Addr+")("+v4s+")\n")
|
||
|
|
addDumpTest(&pv4, "(**"+v4t+")("+pv4Addr+"->"+v4Addr+")("+v4s+")\n")
|
||
|
|
addDumpTest(nv4, "(*"+v4t+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addUintptrDumpTests() {
|
||
|
|
// Null pointer.
|
||
|
|
v := uintptr(0)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "uintptr"
|
||
|
|
vs := "<nil>"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
|
||
|
|
// Address of real variable.
|
||
|
|
i := 1
|
||
|
|
v2 := uintptr(unsafe.Pointer(&i))
|
||
|
|
nv2 := (*uintptr)(nil)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "uintptr"
|
||
|
|
v2s := fmt.Sprintf("%p", &i)
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(nv2, "(*"+v2t+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addUnsafePointerDumpTests() {
|
||
|
|
// Null pointer.
|
||
|
|
v := unsafe.Pointer(uintptr(0))
|
||
|
|
nv := (*unsafe.Pointer)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "unsafe.Pointer"
|
||
|
|
vs := "<nil>"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Address of real variable.
|
||
|
|
i := 1
|
||
|
|
v2 := unsafe.Pointer(&i)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "unsafe.Pointer"
|
||
|
|
v2s := fmt.Sprintf("%p", &i)
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addChanDumpTests() {
|
||
|
|
// Nil channel.
|
||
|
|
var v chan int
|
||
|
|
pv := &v
|
||
|
|
nv := (*chan int)(nil)
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "chan int"
|
||
|
|
vs := "<nil>"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Real channel.
|
||
|
|
v2 := make(chan int)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "chan int"
|
||
|
|
v2s := fmt.Sprintf("%p", v2)
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addFuncDumpTests() {
|
||
|
|
// Function with no params and no returns.
|
||
|
|
v := addIntDumpTests
|
||
|
|
nv := (*func())(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "func()"
|
||
|
|
vs := fmt.Sprintf("%p", v)
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Function with param and no returns.
|
||
|
|
v2 := TestDump
|
||
|
|
nv2 := (*func(*testing.T))(nil)
|
||
|
|
pv2 := &v2
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "func(*testing.T)"
|
||
|
|
v2s := fmt.Sprintf("%p", v2)
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s+")\n")
|
||
|
|
addDumpTest(nv2, "(*"+v2t+")(<nil>)\n")
|
||
|
|
|
||
|
|
// Function with multiple params and multiple returns.
|
||
|
|
var v3 = func(i int, s string) (b bool, err error) {
|
||
|
|
return true, nil
|
||
|
|
}
|
||
|
|
nv3 := (*func(int, string) (bool, error))(nil)
|
||
|
|
pv3 := &v3
|
||
|
|
v3Addr := fmt.Sprintf("%p", pv3)
|
||
|
|
pv3Addr := fmt.Sprintf("%p", &pv3)
|
||
|
|
v3t := "func(int, string) (bool, error)"
|
||
|
|
v3s := fmt.Sprintf("%p", v3)
|
||
|
|
addDumpTest(v3, "("+v3t+") "+v3s+"\n")
|
||
|
|
addDumpTest(pv3, "(*"+v3t+")("+v3Addr+")("+v3s+")\n")
|
||
|
|
addDumpTest(&pv3, "(**"+v3t+")("+pv3Addr+"->"+v3Addr+")("+v3s+")\n")
|
||
|
|
addDumpTest(nv3, "(*"+v3t+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addCircularDumpTests() {
|
||
|
|
// Struct that is circular through self referencing.
|
||
|
|
type circular struct {
|
||
|
|
c *circular
|
||
|
|
}
|
||
|
|
v := circular{nil}
|
||
|
|
v.c = &v
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "spew_test.circular"
|
||
|
|
vs := "{\n c: (*" + vt + ")(" + vAddr + ")({\n c: (*" + vt + ")(" +
|
||
|
|
vAddr + ")(<already shown>)\n })\n}"
|
||
|
|
vs2 := "{\n c: (*" + vt + ")(" + vAddr + ")(<already shown>)\n}"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs2+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs2+")\n")
|
||
|
|
|
||
|
|
// Structs that are circular through cross referencing.
|
||
|
|
v2 := xref1{nil}
|
||
|
|
ts2 := xref2{&v2}
|
||
|
|
v2.ps2 = &ts2
|
||
|
|
pv2 := &v2
|
||
|
|
ts2Addr := fmt.Sprintf("%p", &ts2)
|
||
|
|
v2Addr := fmt.Sprintf("%p", pv2)
|
||
|
|
pv2Addr := fmt.Sprintf("%p", &pv2)
|
||
|
|
v2t := "spew_test.xref1"
|
||
|
|
v2t2 := "spew_test.xref2"
|
||
|
|
v2s := "{\n ps2: (*" + v2t2 + ")(" + ts2Addr + ")({\n ps1: (*" + v2t +
|
||
|
|
")(" + v2Addr + ")({\n ps2: (*" + v2t2 + ")(" + ts2Addr +
|
||
|
|
")(<already shown>)\n })\n })\n}"
|
||
|
|
v2s2 := "{\n ps2: (*" + v2t2 + ")(" + ts2Addr + ")({\n ps1: (*" + v2t +
|
||
|
|
")(" + v2Addr + ")(<already shown>)\n })\n}"
|
||
|
|
addDumpTest(v2, "("+v2t+") "+v2s+"\n")
|
||
|
|
addDumpTest(pv2, "(*"+v2t+")("+v2Addr+")("+v2s2+")\n")
|
||
|
|
addDumpTest(&pv2, "(**"+v2t+")("+pv2Addr+"->"+v2Addr+")("+v2s2+")\n")
|
||
|
|
|
||
|
|
// Structs that are indirectly circular.
|
||
|
|
v3 := indirCir1{nil}
|
||
|
|
tic2 := indirCir2{nil}
|
||
|
|
tic3 := indirCir3{&v3}
|
||
|
|
tic2.ps3 = &tic3
|
||
|
|
v3.ps2 = &tic2
|
||
|
|
pv3 := &v3
|
||
|
|
tic2Addr := fmt.Sprintf("%p", &tic2)
|
||
|
|
tic3Addr := fmt.Sprintf("%p", &tic3)
|
||
|
|
v3Addr := fmt.Sprintf("%p", pv3)
|
||
|
|
pv3Addr := fmt.Sprintf("%p", &pv3)
|
||
|
|
v3t := "spew_test.indirCir1"
|
||
|
|
v3t2 := "spew_test.indirCir2"
|
||
|
|
v3t3 := "spew_test.indirCir3"
|
||
|
|
v3s := "{\n ps2: (*" + v3t2 + ")(" + tic2Addr + ")({\n ps3: (*" + v3t3 +
|
||
|
|
")(" + tic3Addr + ")({\n ps1: (*" + v3t + ")(" + v3Addr +
|
||
|
|
")({\n ps2: (*" + v3t2 + ")(" + tic2Addr +
|
||
|
|
")(<already shown>)\n })\n })\n })\n}"
|
||
|
|
v3s2 := "{\n ps2: (*" + v3t2 + ")(" + tic2Addr + ")({\n ps3: (*" + v3t3 +
|
||
|
|
")(" + tic3Addr + ")({\n ps1: (*" + v3t + ")(" + v3Addr +
|
||
|
|
")(<already shown>)\n })\n })\n}"
|
||
|
|
addDumpTest(v3, "("+v3t+") "+v3s+"\n")
|
||
|
|
addDumpTest(pv3, "(*"+v3t+")("+v3Addr+")("+v3s2+")\n")
|
||
|
|
addDumpTest(&pv3, "(**"+v3t+")("+pv3Addr+"->"+v3Addr+")("+v3s2+")\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addPanicDumpTests() {
|
||
|
|
// Type that panics in its Stringer interface.
|
||
|
|
v := panicer(127)
|
||
|
|
nv := (*panicer)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "spew_test.panicer"
|
||
|
|
vs := "(PANIC=test panic)127"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
func addErrorDumpTests() {
|
||
|
|
// Type that has a custom Error interface.
|
||
|
|
v := customError(127)
|
||
|
|
nv := (*customError)(nil)
|
||
|
|
pv := &v
|
||
|
|
vAddr := fmt.Sprintf("%p", pv)
|
||
|
|
pvAddr := fmt.Sprintf("%p", &pv)
|
||
|
|
vt := "spew_test.customError"
|
||
|
|
vs := "error: 127"
|
||
|
|
addDumpTest(v, "("+vt+") "+vs+"\n")
|
||
|
|
addDumpTest(pv, "(*"+vt+")("+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(&pv, "(**"+vt+")("+pvAddr+"->"+vAddr+")("+vs+")\n")
|
||
|
|
addDumpTest(nv, "(*"+vt+")(<nil>)\n")
|
||
|
|
}
|
||
|
|
|
||
|
|
// TestDump executes all of the tests described by dumpTests.
|
||
|
|
func TestDump(t *testing.T) {
|
||
|
|
// Setup tests.
|
||
|
|
addIntDumpTests()
|
||
|
|
addUintDumpTests()
|
||
|
|
addBoolDumpTests()
|
||
|
|
addFloatDumpTests()
|
||
|
|
addComplexDumpTests()
|
||
|
|
addArrayDumpTests()
|
||
|
|
addSliceDumpTests()
|
||
|
|
addStringDumpTests()
|
||
|
|
addInterfaceDumpTests()
|
||
|
|
addMapDumpTests()
|
||
|
|
addStructDumpTests()
|
||
|
|
addUintptrDumpTests()
|
||
|
|
addUnsafePointerDumpTests()
|
||
|
|
addChanDumpTests()
|
||
|
|
addFuncDumpTests()
|
||
|
|
addCircularDumpTests()
|
||
|
|
addPanicDumpTests()
|
||
|
|
addErrorDumpTests()
|
||
|
|
addCgoDumpTests()
|
||
|
|
|
||
|
|
t.Logf("Running %d tests", len(dumpTests))
|
||
|
|
for i, test := range dumpTests {
|
||
|
|
buf := new(bytes.Buffer)
|
||
|
|
spew.Fdump(buf, test.in)
|
||
|
|
s := buf.String()
|
||
|
|
if testFailed(s, test.wants) {
|
||
|
|
t.Errorf("Dump #%d\n got: %s %s", i, s, stringizeWants(test.wants))
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestDumpSortedKeys(t *testing.T) {
|
||
|
|
cfg := spew.ConfigState{SortKeys: true}
|
||
|
|
s := cfg.Sdump(map[int]string{1: "1", 3: "3", 2: "2"})
|
||
|
|
expected := "(map[int]string) (len=3) {\n(int) 1: (string) (len=1) " +
|
||
|
|
"\"1\",\n(int) 2: (string) (len=1) \"2\",\n(int) 3: (string) " +
|
||
|
|
"(len=1) \"3\"\n" +
|
||
|
|
"}\n"
|
||
|
|
if s != expected {
|
||
|
|
t.Errorf("Sorted keys mismatch:\n %v %v", s, expected)
|
||
|
|
}
|
||
|
|
|
||
|
|
s = cfg.Sdump(map[stringer]int{"1": 1, "3": 3, "2": 2})
|
||
|
|
expected = "(map[spew_test.stringer]int) (len=3) {\n" +
|
||
|
|
"(spew_test.stringer) (len=1) stringer 1: (int) 1,\n" +
|
||
|
|
"(spew_test.stringer) (len=1) stringer 2: (int) 2,\n" +
|
||
|
|
"(spew_test.stringer) (len=1) stringer 3: (int) 3\n" +
|
||
|
|
"}\n"
|
||
|
|
if s != expected {
|
||
|
|
t.Errorf("Sorted keys mismatch:\n %v %v", s, expected)
|
||
|
|
}
|
||
|
|
|
||
|
|
s = cfg.Sdump(map[pstringer]int{pstringer("1"): 1, pstringer("3"): 3, pstringer("2"): 2})
|
||
|
|
expected = "(map[spew_test.pstringer]int) (len=3) {\n" +
|
||
|
|
"(spew_test.pstringer) (len=1) stringer 1: (int) 1,\n" +
|
||
|
|
"(spew_test.pstringer) (len=1) stringer 2: (int) 2,\n" +
|
||
|
|
"(spew_test.pstringer) (len=1) stringer 3: (int) 3\n" +
|
||
|
|
"}\n"
|
||
|
|
if spew.UnsafeDisabled {
|
||
|
|
expected = "(map[spew_test.pstringer]int) (len=3) {\n" +
|
||
|
|
"(spew_test.pstringer) (len=1) \"1\": (int) 1,\n" +
|
||
|
|
"(spew_test.pstringer) (len=1) \"2\": (int) 2,\n" +
|
||
|
|
"(spew_test.pstringer) (len=1) \"3\": (int) 3\n" +
|
||
|
|
"}\n"
|
||
|
|
}
|
||
|
|
if s != expected {
|
||
|
|
t.Errorf("Sorted keys mismatch:\n %v %v", s, expected)
|
||
|
|
}
|
||
|
|
|
||
|
|
s = cfg.Sdump(map[customError]int{customError(1): 1, customError(3): 3, customError(2): 2})
|
||
|
|
expected = "(map[spew_test.customError]int) (len=3) {\n" +
|
||
|
|
"(spew_test.customError) error: 1: (int) 1,\n" +
|
||
|
|
"(spew_test.customError) error: 2: (int) 2,\n" +
|
||
|
|
"(spew_test.customError) error: 3: (int) 3\n" +
|
||
|
|
"}\n"
|
||
|
|
if s != expected {
|
||
|
|
t.Errorf("Sorted keys mismatch:\n %v %v", s, expected)
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|