test: add python-tuf v3.0.0 support (#515)

tests: add python-tuf 3.0.0 support

Signed-off-by: Radoslav Dimitrov <[email protected]>

Author: rdimitrov

client/python_interop/python_interop_test.go

@@ -43,7 +43,7 @@ func (InteropSuite) TestGoClientPythonGenerated(c *C) {
 	// start file server
 	cwd, err := os.Getwd()
 	c.Assert(err, IsNil)
-	testDataDir := filepath.Join(cwd, "testdata", "python-tuf-v2.0.0")
+	testDataDir := filepath.Join(cwd, "testdata", "python-tuf-v3.0.0")
 	addr, cleanup := startFileServer(c, testDataDir)
 	defer cleanup()
 
@@ -145,7 +145,7 @@ func (InteropSuite) TestPythonClientGoGenerated(c *C) {
 		c.Assert(os.WriteFile(filepath.Join(currDir, "root.json"), rootJSON, 0644), IsNil)
 
 		args := []string{
-			filepath.Join(cwd, "testdata", "python-tuf-v2.0.0", "client.py"),
+			filepath.Join(cwd, "testdata", "python-tuf-v3.0.0", "client.py"),
 			"--repo=http://" + addr + "/" + name,
 		}
 		for path := range files {
@@ -204,7 +204,7 @@ func (InteropSuite) TestPythonClientGoGeneratedNullDelegations(c *C) {
 		c.Assert(os.WriteFile(filepath.Join(currDir, "root.json"), rootJSON, 0644), IsNil)
 
 		args := []string{
-			filepath.Join(cwd, "testdata", "python-tuf-v2.0.0", "client.py"),
+			filepath.Join(cwd, "testdata", "python-tuf-v3.0.0", "client.py"),
 			"--repo=http://" + addr + "/" + name,
 		}
 		for path := range files {

client/python_interop/testdata/Makefile

@@ -1,4 +1,4 @@
-PYTHON_TUF=python-tuf-v2.0.0
+PYTHON_TUF=python-tuf-v3.0.0
 
 all:
 	docker build -t tuf-gen ./$(PYTHON_TUF)

client/python_interop/testdata/python-tuf-v2.0.0/with-consistent-snapshot/repository/metadata/1.root.json

@@ -1,7 +1,7 @@
 FROM python:3.10
 
 RUN apt-get update && apt-get install -y libsodium-dev tree
-RUN pip install -U pip && pip install 'securesystemslib[crypto,pynacl]==0.25.0' 'tuf==v2.0.0'
+RUN pip install -U pip && pip install 'securesystemslib[crypto,pynacl]==0.28.0' 'tuf==v3.0.0'
 
 ADD generate.py generate.sh /
 CMD /generate.sh

client/python_interop/testdata/python-tuf-v2.0.0/with-consistent-snapshot/repository/metadata/1.snapshot.json

@@ -11,8 +11,6 @@
 from typing import List
 from pathlib import Path
 
-import tuf.api
-
 from tuf.ngclient import Updater
 
 
@@ -35,7 +33,8 @@ def update_client(repo: str, targets: List[str]):
 
 
 def parse_arguments():
-    parser = argparse.ArgumentParser(description="Retrieve file from TUF repository.")
+    parser = argparse.ArgumentParser(
+        description="Retrieve file from TUF repository.")
 
     parser.add_argument(
         "-r",