[FAB-7721] Move AutoVendor to golang platform

The AutoVendor code is used by the golang chaincode platform test. This
is the last remaining user of apps in the top level test directory.

Change-Id: Idac7218d94bfc5a4032ae39b76884efa336eb2f2
Signed-off-by: Matthew Sykes <[email protected]>

core/chaincode/platforms/golang/platform_test.go

@@ -321,22 +321,32 @@ func TestGetLDFlagsOpts(t *testing.T) {
 
 //TestGenerateDockerBuild goes through the functions needed to do docker build
 func TestGenerateDockerBuild(t *testing.T) {
+	defaultGopath := os.Getenv("GOPATH")
+	testdataPath, err := filepath.Abs("testdata")
+	require.NoError(t, err)
+
+	tests := []struct {
+		gopath string
+		spec   spec
+	}{
+		{gopath: defaultGopath, spec: spec{CCName: "NoCode", Path: "path/to/nowhere", File: "/bin/warez", Mode: 0100400, SuccessExpected: false}},
+		{gopath: defaultGopath, spec: spec{CCName: "invalidhttp", Path: "https://not/a/valid/path", SuccessExpected: false, RealGen: true}},
+		{gopath: defaultGopath, spec: spec{CCName: "map", Path: "github.com/hyperledger/fabric/examples/chaincode/go/map", SuccessExpected: true, RealGen: true}},
+		{gopath: defaultGopath, spec: spec{CCName: "mapBadPath", Path: "github.com/hyperledger/fabric/examples/chaincode/go/map", File: "/src/github.com/hyperledger/fabric/examples/bad/path/to/map.go", Mode: 0100400, SuccessExpected: false}},
+		{gopath: defaultGopath, spec: spec{CCName: "mapBadMode", Path: "github.com/hyperledger/fabric/examples/chaincode/go/map", File: "/src/github.com/hyperledger/fabric/examples/chaincode/go/map/map.go", Mode: 0100555, SuccessExpected: false}},
+		{gopath: testdataPath, spec: spec{CCName: "AutoVendor", Path: "chaincodes/AutoVendor/chaincode", SuccessExpected: true, RealGen: true}},
+	}
+
 	platform := &Platform{}
+	for _, test := range tests {
+		tst := test.spec
+		reset := updateGopath(t, test.gopath)
 
-	specs := make([]spec, 0)
-	specs = append(specs, spec{CCName: "NoCode", Path: "path/to/nowhere", File: "/bin/warez", Mode: 0100400, SuccessExpected: false})
-	specs = append(specs, spec{CCName: "invalidhttp", Path: "https://not/a/valid/path", File: "/src/github.com/hyperledger/fabric/examples/chaincode/go/map/map.go", Mode: 0100400, SuccessExpected: false, RealGen: true})
-	specs = append(specs, spec{CCName: "map", Path: "github.com/hyperledger/fabric/examples/chaincode/go/map", File: "/src/github.com/hyperledger/fabric/examples/chaincode/go/map/map.go", Mode: 0100400, SuccessExpected: true, RealGen: true})
-	specs = append(specs, spec{CCName: "AutoVendor", Path: "github.com/hyperledger/fabric/test/chaincodes/AutoVendor/chaincode", File: "/src/github.com/hyperledger/fabric/test/chaincodes/AutoVendor/chaincode/main.go", Mode: 0100400, SuccessExpected: true, RealGen: true})
-	specs = append(specs, spec{CCName: "mapBadPath", Path: "github.com/hyperledger/fabric/examples/chaincode/go/map", File: "/src/github.com/hyperledger/fabric/examples/bad/path/to/map.go", Mode: 0100400, SuccessExpected: false})
-	specs = append(specs, spec{CCName: "mapBadMode", Path: "github.com/hyperledger/fabric/examples/chaincode/go/map", File: "/src/github.com/hyperledger/fabric/examples/chaincode/go/map/map.go", Mode: 0100555, SuccessExpected: false})
-
-	var err error
-	for _, tst := range specs {
 		inputbuf := bytes.NewBuffer(nil)
 		tw := tar.NewWriter(inputbuf)
 
 		var cds *pb.ChaincodeDeploymentSpec
+		var err error
 		if tst.RealGen {
 			cds = &pb.ChaincodeDeploymentSpec{
 				ChaincodeSpec: &pb.ChaincodeSpec{
@@ -362,6 +372,7 @@ func TestGenerateDockerBuild(t *testing.T) {
 		if err = testerr(err, tst.SuccessExpected); err != nil {
 			t.Errorf("Error validating chaincode spec: %s, %s", cds.ChaincodeSpec.ChaincodeId.Path, err)
 		}
+		reset()
 	}
 }
 

core/chaincode/platforms/golang/testdata/src/chaincodes/AutoVendor/chaincode/main.go

@@ -0,0 +1,44 @@
+/*
+ * Copyright Greg Haskins All Rights Reserved
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * The purpose of this test code is to prove that the system properly packages
+ * up dependencies.  We therefore synthesize the scenario where a chaincode
+ * imports non-standard dependencies both directly and indirectly and then
+ * expect a unit-test to verify that the package includes everything needed
+ * and ultimately builds properly.
+ *
+ */
+
+package main
+
+import (
+	"fmt"
+
+	"chaincodes/AutoVendor/directdep"
+
+	"github.com/hyperledger/fabric/core/chaincode/shim"
+	pb "github.com/hyperledger/fabric/protos/peer"
+)
+
+// SimpleChaincode example simple Chaincode implementation
+type SimpleChaincode struct {
+}
+
+func (t *SimpleChaincode) Init(stub shim.ChaincodeStubInterface) pb.Response {
+	return shim.Error("NOT IMPL")
+}
+
+func (t *SimpleChaincode) Invoke(stub shim.ChaincodeStubInterface) pb.Response {
+	return shim.Error("NOT IMPL")
+}
+
+func main() {
+	directdep.PointlessFunction()
+
+	err := shim.Start(new(SimpleChaincode))
+	if err != nil {
+		fmt.Printf("Error starting Simple chaincode: %s", err)
+	}
+}

core/chaincode/platforms/golang/testdata/src/chaincodes/AutoVendor/directdep/core.go

@@ -0,0 +1,17 @@
+/*
+ * Copyright Greg Haskins All Rights Reserved
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See github.com/hyperledger/fabric/test/chaincodes/AutoVendor/chaincode/main.go for details
+ */
+package directdep
+
+import (
+	"chaincodes/AutoVendor/indirectdep"
+)
+
+func PointlessFunction() {
+	// delegate to our indirect dependency
+	indirectdep.PointlessFunction()
+}

core/chaincode/platforms/golang/testdata/src/chaincodes/AutoVendor/indirectdep/core.go

@@ -0,0 +1,14 @@
+/*
+ * Copyright Greg Haskins All Rights Reserved
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * See github.com/hyperledger/fabric/test/chaincodes/AutoVendor/chaincode/main.go for details
+ */
+package indirectdep
+
+import "fmt"
+
+func PointlessFunction() {
+	fmt.Printf("Successfully invoked pointless function\n")
+}