# Copyright (C) 2019 Linaro Limited
#
# Author: Antonio Terceiro <antonio.terceiro@linaro.org>
#
# SPDX-License-Identifier: GPL-2.0-or-later

# unit tests for primary and secondary connections
import os

from lava_common.yaml import yaml_safe_dump, yaml_safe_load
from lava_scheduler_app.models import (
    DevicesUnavailableException,
    SubmissionException,
    TestJob,
)
from tests.lava_scheduler_app.test_pipeline import YamlFactory
from tests.lava_scheduler_app.test_submission import TestCaseWithFactory

# TestCaseWithFactory cannot help causing too-many-ancestors, so ignore


class YamlSshFactory(YamlFactory):
    def make_job_data(self, actions=None, **kw):
        sample_job_file = os.path.join(
            os.path.dirname(__file__), "sample_jobs", "qemu-ssh-guest.yaml"
        )
        with open(sample_job_file) as test_support:
            data = yaml_safe_load(test_support)
        data.update(kw)
        return data


class SecondaryConnections(TestCaseWithFactory):
    def setUp(self):
        super().setUp()
        self.factory = YamlSshFactory()
        self.device_type = self.factory.make_device_type()

    def test_ssh_job_data(self):
        data = yaml_safe_load(self.factory.make_job_yaml())
        self.assertNotIn("context", data)
        self.assertNotIn("timeout", data)
        self.assertIn("timeouts", data)
        self.assertIn("job", data["timeouts"])

    def test_make_ssh_guest_yaml(self):
        hostname = "fakeqemu3"
        device = self.factory.make_device(self.device_type, hostname)
        try:
            jobs = TestJob.from_yaml_and_user(
                self.factory.make_job_yaml(), self.factory.make_user()
            )
        except DevicesUnavailableException as exc:
            self.fail(exc)

        sub_id = []
        group_size = 0
        path = os.path.join(os.path.dirname(os.path.join(__file__)), "sample_jobs")
        host_role = []
        for job in jobs:
            data = yaml_safe_load(job.definition)
            params = data["protocols"]["lava-multinode"]
            params["target_group"] = "replaced"
            if not group_size:
                group_size = params["group_size"]
            if job.device_role == "host":
                self.assertFalse(job.dynamic_connection)
                self.assertEqual(
                    job.requested_device_type.name, device.device_type.name
                )
                self.assertIn(params["sub_id"], [0, 1, 2])
                sub_id.append(params["sub_id"])
                with open(os.path.join(path, "qemu-ssh-parent.yaml")) as f:
                    comparison = yaml_safe_load(f)
                self.assertIn("protocols", data)
                self.assertIn("lava-multinode", data["protocols"])
                self.assertIn("sub_id", data["protocols"]["lava-multinode"])
                del comparison["protocols"]["lava-multinode"]["sub_id"]
                del data["protocols"]["lava-multinode"]["sub_id"]
                self.assertEqual(data, comparison)
                self.assertEqual(job.device_role, "host")
                host_role.append(job.device_role)
            else:
                self.assertTrue(job.dynamic_connection)
                self.assertTrue(isinstance(params["sub_id"], int))
                sub_id.append(params["sub_id"])
                self.assertIsNone(job.requested_device_type)
                deploy = [action for action in data["actions"] if "deploy" in action][0]
                self.assertEqual(deploy["deploy"]["connection"], "ssh")
                # validate each job
                del data["protocols"]["lava-multinode"]["sub_id"]
                with open(os.path.join(path, "qemu-ssh-guest-1.yaml")) as f:
                    self.assertEqual(data, yaml_safe_load(f))
                self.assertIsNone(job.requested_device_type)
                self.assertIsNone(job.actual_device)
                host_role.append(data["host_role"])

        self.assertFalse(any(role for role in host_role if role != "host"))
        self.assertEqual(len(sub_id), group_size)
        self.assertEqual(sub_id, list(range(group_size)))

    def test_host_role(self):
        # need a full job to properly test the multinode YAML split
        hostname = "fakeqemu3"
        self.factory.make_device(self.device_type, hostname)
        # create a new device to allow the submission to reach the multinode YAML test.
        hostname = "fakeqemu4"
        self.factory.make_device(self.device_type, hostname)
        data = yaml_safe_load(self.factory.make_job_yaml())
        data["protocols"]["lava-multinode"]["roles"]["host"]["count"] = 2
        self.assertRaises(
            SubmissionException,
            TestJob.from_yaml_and_user,
            yaml_safe_dump(data),
            self.factory.make_user(),
        )

    def test_broken_link_yaml(self):
        hostname = "fakeqemu3"
        self.factory.make_device(self.device_type, hostname)
        # create a new device to allow the submission to reach the multinode YAML test.
        hostname = "fakeqemu4"
        self.factory.make_device(self.device_type, hostname)
        data = yaml_safe_load(self.factory.make_job_yaml())
        deploy = [action["deploy"] for action in data["actions"] if "deploy" in action]
        # replace working image with a broken URL
        for block in deploy:
            block["image"] = "http://localhost/unknown/invalid.gz"
        try:
            jobs = TestJob.from_yaml_and_user(
                self.factory.make_job_yaml(), self.factory.make_user()
            )
        except DevicesUnavailableException as exc:
            self.fail(exc)
        self.assertEqual(jobs[0].sub_id, "%d.%d" % (int(jobs[0].id), 0))
