diff --git a/packages/test-cases/cases/wrappers/wasm-go/asyncify/abis/memory-storage.graphql b/packages/test-cases/cases/wrappers/wasm-go/asyncify/abis/memory-storage.graphql
new file mode 100644
index 0000000000..c10ae67370
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/asyncify/abis/memory-storage.graphql
@@ -0,0 +1,5 @@
+type Module {
+  getData: Int32!
+
+  setData(value: Int32!): Boolean!
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/asyncify/go.mod b/packages/test-cases/cases/wrappers/wasm-go/asyncify/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/asyncify/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/asyncify/go.sum b/packages/test-cases/cases/wrappers/wasm-go/asyncify/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/asyncify/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/asyncify/module/method.go b/packages/test-cases/cases/wrappers/wasm-go/asyncify/module/method.go
new file mode 100644
index 0000000000..636b37e9be
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/asyncify/module/method.go
@@ -0,0 +1,107 @@
+package module
+
+import (
+	"strconv"
+
+	"github.com/testorg/testrepo/wrap/imported/storage"
+	"github.com/testorg/testrepo/wrap/types"
+)
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func GetData() uint32 {
+	res, err := storage.MethodGetData(nil)
+	if err != nil {
+		panic(err)
+	}
+	return uint32(res)
+}
+
+func ReturnTrue() bool {
+	return true
+}
+
+func SetDataWithLargeArgs(args *types.MethodArgsSetDataWithLargeArgs) string {
+	largeString := args.Value
+	num, err := strconv.ParseInt(largeString, 10, 32)
+	if err != nil {
+		panic(err)
+	}
+	_, err = storage.MethodSetData(&storage.ArgsSetData{Value: int32(num)})
+	if err != nil {
+		panic(err)
+	}
+	return largeString
+}
+
+func SetDataWithManyArgs(args *types.MethodArgsSetDataWithManyArgs) string {
+	argsA := args.ValueA
+	argsB := args.ValueB
+	argsC := args.ValueC
+	argsD := args.ValueD
+	argsE := args.ValueE
+	argsF := args.ValueF
+	argsG := args.ValueG
+	argsH := args.ValueH
+	argsI := args.ValueI
+	argsJ := args.ValueJ
+	argsK := args.ValueK
+	argsL := args.ValueL
+
+	_, err := storage.MethodSetData(&storage.ArgsSetData{Value: 55})
+	if err != nil {
+		panic(err)
+	}
+
+	return argsA + argsB + argsC + argsD + argsE + argsF + argsG + argsH + argsI + argsJ + argsK + argsL
+}
+
+func SetDataWithManyStructuredArgs(args *types.MethodArgsSetDataWithManyStructuredArgs) bool {
+	_, err := storage.MethodSetData(&storage.ArgsSetData{Value: 44})
+	if err != nil {
+		panic(err)
+	}
+	return true
+}
+
+func LocalVarMethod() bool {
+	functionArg := false
+	functionArg = ReturnTrue()
+
+	_, err := storage.MethodSetData(&storage.ArgsSetData{Value: 88})
+	if err != nil {
+		panic(err)
+	}
+
+	return functionArg
+}
+
+var globalValue bool = false
+
+func GlobalVarMethod() bool {
+	globalValue = true
+
+	_, err := storage.MethodSetData(&storage.ArgsSetData{Value: 77})
+	if err != nil {
+		panic(err)
+	}
+
+	return globalValue
+}
+
+func SubsequentInvokes(args *types.MethodArgsSubsequentInvokes) []string {
+	result := make([]string, args.NumberOfTimes)
+	for i := int32(0); i < args.NumberOfTimes; i++ {
+		_, err := storage.MethodSetData(&storage.ArgsSetData{Value: i})
+		if err != nil {
+			panic(err)
+		}
+		res, err := storage.MethodGetData(nil)
+		if err != nil {
+			panic(err)
+		}
+		result[i] = strconv.FormatInt(int64(res), 10)
+	}
+
+	return result
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/asyncify/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/asyncify/polywrap.build.yaml
new file mode 100644
index 0000000000..e768939364
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/asyncify/polywrap.build.yaml
@@ -0,0 +1,5 @@
+format: 0.1.0
+docker:
+  name: asyncify-wasm-go
+config:
+  node_version: "16.13.0"
diff --git a/packages/test-cases/cases/wrappers/wasm-go/asyncify/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/asyncify/polywrap.yaml
new file mode 100644
index 0000000000..374d0c2aae
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/asyncify/polywrap.yaml
@@ -0,0 +1,12 @@
+format: 0.2.0
+project:
+  name: Asyncify
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+  import_abis:
+    - uri: "ens/memory-storage.polywrap.eth"
+      abi: ./abis/memory-storage.graphql
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/asyncify/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/asyncify/schema.graphql
new file mode 100644
index 0000000000..2660ba2f06
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/asyncify/schema.graphql
@@ -0,0 +1,62 @@
+#import { Module } into Storage from "wrap://ens/memory-storage.polywrap.eth"
+
+type Module {
+  getData: UInt32!
+
+  setDataWithLargeArgs(
+    value: String!
+  ): String!
+
+  setDataWithManyArgs(
+    valueA: String!
+    valueB: String!
+    valueC: String!
+    valueD: String!
+    valueE: String!
+    valueF: String!
+    valueG: String!
+    valueH: String!
+    valueI: String!
+    valueJ: String!
+    valueK: String!
+    valueL: String!
+  ): String!
+
+  setDataWithManyStructuredArgs(
+    valueA: BigObj!
+    valueB: BigObj!
+    valueC: BigObj!
+    valueD: BigObj!
+    valueE: BigObj!
+    valueF: BigObj!
+    valueG: BigObj!
+    valueH: BigObj!
+    valueI: BigObj!
+    valueJ: BigObj!
+    valueK: BigObj!
+    valueL: BigObj!
+  ): Boolean!
+
+  localVarMethod: Boolean!
+
+  globalVarMethod: Boolean!
+
+  subsequentInvokes(
+    numberOfTimes: Int!
+  ): [String!]!
+}
+
+type BigObj {
+  propA: String!
+  propB: String!
+  propC: String!
+  propD: String!
+  propE: String!
+  propF: String!
+  propG: String!
+  propH: String!
+  propI: String!
+  propJ: String!
+  propK: String!
+  propL: String!
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bigint-type/go.mod b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bigint-type/go.sum b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bigint-type/module/method.go b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/module/method.go
new file mode 100644
index 0000000000..0b0b81b7d4
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/module/method.go
@@ -0,0 +1,21 @@
+package module
+
+import (
+	"github.com/consideritdone/polywrap-go/polywrap/msgpack/big"
+	"github.com/testorg/testrepo/wrap/types"
+)
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+func Method(args *types.MethodArgsMethod) *big.Int {
+	result := new(big.Int).Mul(args.Arg1, args.Obj.Prop1)
+
+	if args.Arg2 != nil {
+		result = result.Mul(result, args.Arg2)
+	}
+
+	if args.Obj.Prop2 != nil {
+		result = result.Mul(result, args.Obj.Prop2)
+	}
+
+	return result
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bigint-type/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/polywrap.build.yaml
new file mode 100644
index 0000000000..46c036809b
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/polywrap.build.yaml
@@ -0,0 +1,5 @@
+format: 0.1.0
+docker:
+  name: bigint-type-wasm-go
+config:
+  node_version: "16.13.0"
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bigint-type/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/polywrap.yaml
new file mode 100644
index 0000000000..bea7b6b71b
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: BigInt
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bigint-type/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/schema.graphql
new file mode 100644
index 0000000000..7696ac2202
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bigint-type/schema.graphql
@@ -0,0 +1,12 @@
+type Module {
+  method(
+    arg1: BigInt!
+    arg2: BigInt
+    obj: BigIntArg!
+  ): BigInt!
+}
+
+type BigIntArg {
+  prop1: BigInt!
+  prop2: BigInt
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bytes-type/go.mod b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bytes-type/go.sum b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bytes-type/module/bytesMethod.go b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/module/bytesMethod.go
new file mode 100644
index 0000000000..c57eba5f50
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/module/bytesMethod.go
@@ -0,0 +1,18 @@
+package module
+
+import (
+	"bytes"
+
+	"github.com/testorg/testrepo/wrap/types"
+)
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+func BytesMethod(args *types.MethodArgsBytesMethod) []byte {
+	return bytes.Join(
+		[][]byte{
+			args.Arg.Prop,
+			[]byte("Sanity!"),
+		},
+		[]byte(" "),
+	)
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bytes-type/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/polywrap.build.yaml
new file mode 100644
index 0000000000..2657f101fd
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/polywrap.build.yaml
@@ -0,0 +1,6 @@
+format: 0.1.0
+docker:
+  name: bytes-type-wasm-go
+config:
+  node_version: "16.13.0"
+
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bytes-type/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/polywrap.yaml
new file mode 100644
index 0000000000..292392bba4
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: BytesType
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/bytes-type/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/schema.graphql
new file mode 100644
index 0000000000..44dc183585
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/bytes-type/schema.graphql
@@ -0,0 +1,9 @@
+type Module {
+  bytesMethod(
+    arg: Args!
+  ): Bytes!
+}
+
+type Args {
+  prop: Bytes!
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/enum-types/go.mod b/packages/test-cases/cases/wrappers/wasm-go/enum-types/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/enum-types/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/enum-types/go.sum b/packages/test-cases/cases/wrappers/wasm-go/enum-types/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/enum-types/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/enum-types/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/enum-types/module/module.go
new file mode 100644
index 0000000000..9e91033414
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/enum-types/module/module.go
@@ -0,0 +1,13 @@
+package module
+
+import "github.com/testorg/testrepo/wrap/types"
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func Method1(args *types.MethodArgsMethod1) types.SanityEnum {
+	return args.En
+}
+
+func Method2(args *types.MethodArgsMethod2) []types.SanityEnum {
+	return args.EnumArray
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/enum-types/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/enum-types/polywrap.build.yaml
new file mode 100644
index 0000000000..f41ac3765e
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/enum-types/polywrap.build.yaml
@@ -0,0 +1,4 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
+
diff --git a/packages/test-cases/cases/wrappers/wasm-go/enum-types/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/enum-types/polywrap.yaml
new file mode 100644
index 0000000000..49939f942e
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/enum-types/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: EnumTypes
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/enum-types/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/enum-types/schema.graphql
new file mode 100644
index 0000000000..3bfbc465be
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/enum-types/schema.graphql
@@ -0,0 +1,17 @@
+type Module {
+  method1(
+    en: SanityEnum!
+    optEnum: SanityEnum
+  ): SanityEnum!
+
+  method2(
+    enumArray: [SanityEnum!]!
+    optEnumArray: [SanityEnum]
+  ): [SanityEnum!]!
+}
+
+enum SanityEnum {
+  OPTION1
+  OPTION2
+  OPTION3
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/env-types/external/go.mod b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/env-types/external/go.sum b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/env-types/external/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/module/module.go
new file mode 100644
index 0000000000..63caecec92
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/module/module.go
@@ -0,0 +1,8 @@
+package module
+
+import "github.com/testorg/testrepo/wrap/types"
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+func ExternalEnvMethod(env *types.Env) types.Env {
+	return *env
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/env-types/external/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/polywrap.build.yaml
new file mode 100644
index 0000000000..f41ac3765e
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/polywrap.build.yaml
@@ -0,0 +1,4 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
+
diff --git a/packages/test-cases/cases/wrappers/wasm-go/env-types/external/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/polywrap.yaml
new file mode 100644
index 0000000000..065819aec2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: EnvTypeExternal
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/env-types/external/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/schema.graphql
new file mode 100644
index 0000000000..d2325113e2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/env-types/external/schema.graphql
@@ -0,0 +1,8 @@
+type Env {
+  externalArray: [UInt32!]!
+  externalString: String!
+}
+
+type Module {
+  externalEnvMethod: Env! @env(required: true)
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-interface/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-interface/polywrap.yaml
new file mode 100644
index 0000000000..b2e18e3c2f
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-interface/polywrap.yaml
@@ -0,0 +1,6 @@
+format: 0.2.0
+project:
+  name: TestInterface
+  type: interface
+source:
+  schema: ./schema.graphql
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-interface/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-interface/schema.graphql
new file mode 100644
index 0000000000..b80a6e620b
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-interface/schema.graphql
@@ -0,0 +1,13 @@
+type Module {
+  abstractModuleMethod(
+    arg: Argument!
+  ): String!
+}
+
+type Argument {
+  str: String!
+}
+
+type InterfaceType {
+  uint8: UInt8!
+}
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/go.mod b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/go.sum b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/module/module.go
new file mode 100644
index 0000000000..9e4d85a0b2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/module/module.go
@@ -0,0 +1,20 @@
+package module
+
+import (
+	"github.com/testorg/testrepo/wrap/interfaces"
+	"github.com/testorg/testrepo/wrap/types"
+)
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func ModuleImplementations() []string {
+	return interfaces.InterfaceImplementations()
+}
+
+func ModuleMethod(args *types.MethodArgsModuleMethod) types.ImplementationType {
+	return args.Arg
+}
+
+func AbstractModuleMethod(args *types.MethodArgsAbstractModuleMethod) string {
+	return args.Arg.Str
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/polywrap.build.yaml
new file mode 100644
index 0000000000..a7ca19eefa
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/polywrap.build.yaml
@@ -0,0 +1,5 @@
+format: 0.1.0
+docker:
+  name: test-use-get-impl-wasm-as
+config:
+  node_version: "16.13.0"
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/polywrap.yaml
new file mode 100644
index 0000000000..7d275c3de4
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/polywrap.yaml
@@ -0,0 +1,12 @@
+format: 0.2.0
+project:
+  name: TestUseGetImpl
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+  import_abis:
+    - uri: wrap://ens/interface.eth
+      abi: ../test-interface/build/wrap.info
+extensions:
+  build: ./polywrap.build.yaml
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/schema.graphql
new file mode 100644
index 0000000000..bd51ae7828
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-use-getImpl/schema.graphql
@@ -0,0 +1,13 @@
+#import { Module, InterfaceType } into Interface from "wrap://ens/interface.eth"
+#use { getImplementations } for Interface
+
+type Module implements Interface_Module {
+  moduleImplementations: [String!]!
+  moduleMethod(
+    arg: ImplementationType!
+  ): ImplementationType!
+}
+
+type ImplementationType implements Interface_InterfaceType {
+  str: String!
+}
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/go.mod b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/go.sum b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/module/module.go
new file mode 100644
index 0000000000..53dcaeb681
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/module/module.go
@@ -0,0 +1,15 @@
+package module
+
+import (
+	"github.com/testorg/testrepo/wrap/types"
+)
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func ModuleMethod(args *types.MethodArgsModuleMethod) types.ImplementationType {
+	return args.Arg
+}
+
+func AbstractModuleMethod(args *types.MethodArgsAbstractModuleMethod) string {
+	return args.Arg.Str
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/polywrap.build.yaml
new file mode 100644
index 0000000000..aa5f7201ed
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/polywrap.build.yaml
@@ -0,0 +1,3 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/polywrap.yaml
new file mode 100644
index 0000000000..c9fafb06d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/polywrap.yaml
@@ -0,0 +1,12 @@
+format: 0.2.0
+project:
+  name: TestWrapper
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+  import_abis:
+    - uri: wrap://ens/interface.eth
+      abi: ../test-interface/build/wrap.info
+extensions:
+  build: ./polywrap.build.yaml
diff --git a/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/schema.graphql
new file mode 100644
index 0000000000..0b28cfb495
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/implementations/test-wrapper/schema.graphql
@@ -0,0 +1,11 @@
+#import { Module, InterfaceType } into Interface from "wrap://ens/interface.eth"
+
+type Module implements Interface_Module {
+  moduleMethod(
+    arg: ImplementationType!
+  ): ImplementationType!
+}
+
+type ImplementationType implements Interface_InterfaceType {
+  str: String!
+}
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/invalid-types/go.mod b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/invalid-types/go.sum b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/invalid-types/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/module/module.go
new file mode 100644
index 0000000000..5981ee38b3
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/module/module.go
@@ -0,0 +1,26 @@
+package module
+
+import (
+	"github.com/testorg/testrepo/wrap/types"
+)
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+func BoolMethod(args *types.MethodArgsBoolMethod) bool {
+	return args.Arg
+}
+
+func IntMethod(args *types.MethodArgsIntMethod) int32 {
+	return args.Arg
+}
+
+func UIntMethod(args *types.MethodArgsUIntMethod) uint32 {
+	return args.Arg
+}
+
+func BytesMethod(args *types.MethodArgsBytesMethod) []byte {
+	return args.Arg
+}
+
+func ArrayMethod(args *types.MethodArgsArrayMethod) []string {
+	return args.Arg
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/invalid-types/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/polywrap.build.yaml
new file mode 100644
index 0000000000..aa5f7201ed
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/polywrap.build.yaml
@@ -0,0 +1,3 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
diff --git a/packages/test-cases/cases/wrappers/wasm-go/invalid-types/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/polywrap.yaml
new file mode 100644
index 0000000000..5b2b05d01b
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: InvalidTypes
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
diff --git a/packages/test-cases/cases/wrappers/wasm-go/invalid-types/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/schema.graphql
new file mode 100644
index 0000000000..5df1ac9c73
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/invalid-types/schema.graphql
@@ -0,0 +1,21 @@
+type Module {
+  boolMethod(
+    arg: Boolean!
+  ): Boolean!
+
+  intMethod(
+    arg: Int32!
+  ): Int32!
+
+  uIntMethod(
+    arg: UInt32!
+  ): UInt32!
+
+  bytesMethod(
+    arg: Bytes!
+  ): Bytes!
+
+  arrayMethod(
+    arg: [String!]!
+  ): [String!]
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/json-type/go.mod b/packages/test-cases/cases/wrappers/wasm-go/json-type/go.mod
new file mode 100644
index 0000000000..6018d3c1c5
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/json-type/go.mod
@@ -0,0 +1,8 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require (
+	github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+	github.com/valyala/fastjson v1.6.3
+)
diff --git a/packages/test-cases/cases/wrappers/wasm-go/json-type/go.sum b/packages/test-cases/cases/wrappers/wasm-go/json-type/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/json-type/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/json-type/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/json-type/module/module.go
new file mode 100644
index 0000000000..62ab2b2d04
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/json-type/module/module.go
@@ -0,0 +1,40 @@
+package module
+
+import (
+	"github.com/testorg/testrepo/wrap/types"
+	"github.com/valyala/fastjson"
+)
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func Parse(args *types.MethodArgsParse) *fastjson.Value {
+	return fastjson.MustParse(args.Value)
+}
+
+func Stringify(args *types.MethodArgsStringify) string {
+	str := ""
+	for i := range args.Values {
+		str += args.Values[i].String()
+	}
+	return str
+}
+
+func StringifyObject(args *types.MethodArgsStringifyObject) string {
+	str := ""
+	str += args.Object.JsonA.String()
+	str += args.Object.JsonB.String()
+	return str
+}
+
+func MethodJSON(args *types.MethodArgsMethodJSON) *fastjson.Value {
+	arena := new(fastjson.Arena)
+	result := arena.NewObject()
+	result.Set("valueA", arena.NewNumberInt(int(args.ValueA)))
+	result.Set("valueB", arena.NewString(args.ValueB))
+	if args.ValueC {
+		result.Set("valueC", arena.NewTrue())
+	} else {
+		result.Set("valueC", arena.NewFalse())
+	}
+	return result
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/json-type/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/json-type/polywrap.build.yaml
new file mode 100644
index 0000000000..aa5f7201ed
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/json-type/polywrap.build.yaml
@@ -0,0 +1,3 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
diff --git a/packages/test-cases/cases/wrappers/wasm-go/json-type/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/json-type/polywrap.yaml
new file mode 100644
index 0000000000..91efb8d20a
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/json-type/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: JsonType
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
diff --git a/packages/test-cases/cases/wrappers/wasm-go/json-type/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/json-type/schema.graphql
new file mode 100644
index 0000000000..cb60b87271
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/json-type/schema.graphql
@@ -0,0 +1,24 @@
+type Module {
+  parse(
+    value: String!
+  ): JSON!
+
+  stringify(
+    values: [JSON!]!
+  ): String!
+
+  stringifyObject(
+    object: Object!
+  ): String!
+
+  methodJSON(
+    valueA: Int!
+    valueB: String!
+    valueC: Boolean!
+  ): JSON!
+}
+
+type Object {
+  jsonA: JSON!
+  jsonB: JSON!
+}
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/map-type/go.mod b/packages/test-cases/cases/wrappers/wasm-go/map-type/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/map-type/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/map-type/go.sum b/packages/test-cases/cases/wrappers/wasm-go/map-type/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/map-type/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/map-type/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/map-type/module/module.go
new file mode 100644
index 0000000000..511395f40e
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/map-type/module/module.go
@@ -0,0 +1,17 @@
+package module
+
+import "github.com/testorg/testrepo/wrap/types"
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func GetKey(args *types.MethodArgsGetKey) int32 {
+	return args.Foo.M_map[args.Key]
+}
+
+func ReturnMap(args *types.MethodArgsReturnMap) map[string]int32 {
+	return args.M_map
+}
+
+func ReturnCustomMap(args *types.MethodArgsReturnCustomMap) types.CustomMap {
+	return args.Foo
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/map-type/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/map-type/polywrap.build.yaml
new file mode 100644
index 0000000000..aa5f7201ed
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/map-type/polywrap.build.yaml
@@ -0,0 +1,3 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
diff --git a/packages/test-cases/cases/wrappers/wasm-go/map-type/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/map-type/polywrap.yaml
new file mode 100644
index 0000000000..292392bba4
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/map-type/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: BytesType
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/map-type/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/map-type/schema.graphql
new file mode 100644
index 0000000000..b79ca553c5
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/map-type/schema.graphql
@@ -0,0 +1,18 @@
+type Module {
+  getKey(
+    key: String!
+    foo: CustomMap!
+  ): Int!
+
+  returnMap(
+    map: Map! @annotate(type: "Map<String!, Int!>!")
+  ): Map! @annotate(type: "Map<String!, Int!>!")
+
+  returnCustomMap(
+    foo: CustomMap!
+  ): CustomMap!
+}
+
+type CustomMap {
+  map: Map! @annotate(type: "Map<String!, Int!>!")
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/number-types/go.mod b/packages/test-cases/cases/wrappers/wasm-go/number-types/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/number-types/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/number-types/go.sum b/packages/test-cases/cases/wrappers/wasm-go/number-types/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/number-types/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/number-types/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/number-types/module/module.go
new file mode 100644
index 0000000000..35be7fc298
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/number-types/module/module.go
@@ -0,0 +1,29 @@
+package module
+
+import "github.com/testorg/testrepo/wrap/types"
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func I8Method(args *types.MethodArgsI8Method) int8 {
+	return args.First + args.Second
+}
+
+func U8Method(args *types.MethodArgsU8Method) uint8 {
+	return args.First + args.Second
+}
+
+func I16Method(args *types.MethodArgsI16Method) int16 {
+	return args.First + args.Second
+}
+
+func U16Method(args *types.MethodArgsU16Method) uint16 {
+	return args.First + args.Second
+}
+
+func I32Method(args *types.MethodArgsI32Method) int32 {
+	return args.First + args.Second
+}
+
+func U32Method(args *types.MethodArgsU32Method) uint32 {
+	return args.First + args.Second
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/number-types/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/number-types/polywrap.build.yaml
new file mode 100644
index 0000000000..d16e9c9f18
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/number-types/polywrap.build.yaml
@@ -0,0 +1,3 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/number-types/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/number-types/polywrap.yaml
new file mode 100644
index 0000000000..cbef1cd38d
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/number-types/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: NumberTypes
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/number-types/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/number-types/schema.graphql
new file mode 100644
index 0000000000..81d5005b5a
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/number-types/schema.graphql
@@ -0,0 +1,32 @@
+type Module {
+
+  i8Method(
+    first: Int8!
+    second: Int8!
+  ): Int8!
+
+  u8Method(
+    first: UInt8!
+    second: UInt8!
+  ): UInt8!
+
+  i16Method(
+    first: Int16!
+    second: Int16!
+  ): Int16!
+
+  u16Method(
+    first: UInt16!
+    second: UInt16!
+  ): UInt16!
+  
+  i32Method(
+    first: Int!
+    second: Int!
+  ): Int!
+
+  u32Method(
+    first: UInt32!
+    second: UInt32!
+  ): UInt32!
+}
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/object-types/go.mod b/packages/test-cases/cases/wrappers/wasm-go/object-types/go.mod
new file mode 100644
index 0000000000..dbfd3f2ddf
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/object-types/go.mod
@@ -0,0 +1,7 @@
+module github.com/testorg/testrepo
+
+go 1.17
+
+require github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba
+
+require github.com/valyala/fastjson v1.6.3 // indirect
diff --git a/packages/test-cases/cases/wrappers/wasm-go/object-types/go.sum b/packages/test-cases/cases/wrappers/wasm-go/object-types/go.sum
new file mode 100644
index 0000000000..89ffed76d2
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/object-types/go.sum
@@ -0,0 +1,4 @@
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba h1:zalC+tj7u2wwOA53sJPvPwrIr6bgQF/5KiULuAi0tcE=
+github.com/consideritdone/polywrap-go v0.0.0-20220828165033-42498c4ffdba/go.mod h1:IHk2chh2cl2rACqPLh5sE1LKTooxw19biP+zzYOiULg=
+github.com/valyala/fastjson v1.6.3 h1:tAKFnnwmeMGPbwJ7IwxcTPCNr3uIzoIj3/Fh90ra4xc=
+github.com/valyala/fastjson v1.6.3/go.mod h1:CLCAqky6SMuOcxStkYQvblddUtoRxhYMGLrsQns1aXY=
diff --git a/packages/test-cases/cases/wrappers/wasm-go/object-types/module/module.go b/packages/test-cases/cases/wrappers/wasm-go/object-types/module/module.go
new file mode 100644
index 0000000000..9ecf0355cc
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/object-types/module/module.go
@@ -0,0 +1,55 @@
+package module
+
+import "github.com/testorg/testrepo/wrap/types"
+
+//go:generate polywrap build -v -m ../polywrap.yaml -o ../build
+
+func Method1(args *types.MethodArgsMethod1) []types.Output {
+	out1 := types.Output{
+		Prop: args.Arg1.Prop,
+		Nested: types.Nested{
+			Prop: args.Arg1.Nested.Prop,
+		},
+	}
+	out2 := types.Output{}
+	if args.Arg2 != nil {
+		out2 = types.Output{
+			Prop: args.Arg2.Prop,
+			Nested: types.Nested{
+				Prop: args.Arg2.Circular.Prop,
+			},
+		}
+	}
+	return []types.Output{out1, out2}
+}
+
+func Method2(args *types.MethodArgsMethod2) *types.Output {
+	if args == nil {
+		return nil
+	}
+	return &types.Output{
+		Prop: args.Arg.Prop,
+		Nested: types.Nested{
+			Prop: args.Arg.Nested.Prop,
+		},
+	}
+}
+
+func Method3(args *types.MethodArgsMethod3) []*types.Output {
+	out2 := &types.Output{
+		Prop: args.Arg.Prop,
+		Nested: types.Nested{
+			Prop: args.Arg.Nested.Prop,
+		},
+	}
+	return []*types.Output{nil, out2}
+}
+
+func Method5(args *types.MethodArgsMethod5) types.Output {
+	return types.Output{
+		Prop: string(args.Arg.Prop),
+		Nested: types.Nested{
+			Prop: "nested prop",
+		},
+	}
+}
diff --git a/packages/test-cases/cases/wrappers/wasm-go/object-types/polywrap.build.yaml b/packages/test-cases/cases/wrappers/wasm-go/object-types/polywrap.build.yaml
new file mode 100644
index 0000000000..d16e9c9f18
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/object-types/polywrap.build.yaml
@@ -0,0 +1,3 @@
+format: 0.1.0
+config:
+  node_version: "16.13.0"
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/object-types/polywrap.yaml b/packages/test-cases/cases/wrappers/wasm-go/object-types/polywrap.yaml
new file mode 100644
index 0000000000..1bf4bdb549
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/object-types/polywrap.yaml
@@ -0,0 +1,9 @@
+format: 0.2.0
+project:
+  name: ObjectTypes
+  type: wasm/golang
+source:
+  schema: ./schema.graphql
+  module: ./go.mod
+extensions:
+  build: ./polywrap.build.yaml
\ No newline at end of file
diff --git a/packages/test-cases/cases/wrappers/wasm-go/object-types/schema.graphql b/packages/test-cases/cases/wrappers/wasm-go/object-types/schema.graphql
new file mode 100644
index 0000000000..03f068148a
--- /dev/null
+++ b/packages/test-cases/cases/wrappers/wasm-go/object-types/schema.graphql
@@ -0,0 +1,45 @@
+type Module {
+  method1(
+    arg1: Arg1!
+    arg2: Arg2
+  ): [Output!]!
+
+  method2(
+    arg: Arg1!
+  ): Output
+
+  method3(
+    arg: Arg1!
+  ): [Output]!
+
+  method5(
+    arg: Arg3!
+  ): Output!
+}
+
+type Arg1 {
+  prop: String!
+  nested: Nested!
+}
+
+type Arg2 {
+  prop: String!
+  circular: Circular!
+}
+
+type Arg3 {
+  prop: Bytes!
+}
+
+type Output {
+  prop: String!
+  nested: Nested!
+}
+
+type Nested {
+  prop: String!
+}
+
+type Circular {
+  prop: String!
+}