Python helpers.get_package函数代码示例

def test_solver_solves_optional_and_compatible_packages(solver, repo, package):
    package.python_versions = "^3.4"
    package.extras["foo"] = [get_dependency("B")]
    package.add_dependency("A", {"version": "*", "python": "~3.5"})
    package.add_dependency("B", {"version": "*", "optional": True})

    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_b.python_versions = "^3.6"
    package_c = get_package("C", "1.0")
    package_c.python_versions = "^3.6"
    package_b.add_dependency("C", "^1.0")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": package_c},
            {"job": "install", "package": package_a},
            {"job": "install", "package": package_b},
        ],
    )

def test_add_no_constraint(app, repo, installer):
    command = app.find("add")
    tester = CommandTester(command)

    repo.add_package(get_package("cachy", "0.1.0"))
    repo.add_package(get_package("cachy", "0.2.0"))

    tester.execute([("command", command.get_name()), ("name", ["cachy"])])

    expected = """\
Using version ^0.2.0 for cachy

Updating dependencies
Resolving dependencies...


Package operations: 1 install, 0 updates, 0 removals

Writing lock file

  - Installing cachy (0.2.0)
"""

    assert tester.get_display(True) == expected

    assert len(installer.installs) == 1

    content = app.poetry.file.read()["tool"]["poetry"]

    assert "cachy" in content["dependencies"]
    assert content["dependencies"]["cachy"] == "^0.2.0"

def test_run_installs_extras_with_deps_if_requested_locked(
    installer, locker, repo, package
):
    locker.locked(True)
    locker.mock_lock_data(fixture("extras-with-dependencies"))
    package.extras["foo"] = [get_dependency("C")]
    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_c = get_package("C", "1.0")
    package_d = get_package("D", "1.1")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)
    repo.add_package(package_d)

    package.add_dependency("A", "^1.0")
    package.add_dependency("B", "^1.0")
    package.add_dependency("C", {"version": "^1.0", "optional": True})

    package_c.add_dependency("D", "^1.0")

    installer.extras(["foo"])
    installer.run()

    # But should not be installed
    installer = installer.installer
    assert len(installer.installs) == 4  # A, B, C, D

def test_run_installs_extras_if_requested(installer, locker, repo, package):
    package.extras["foo"] = [get_dependency("D")]
    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_c = get_package("C", "1.0")
    package_d = get_package("D", "1.1")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)
    repo.add_package(package_d)

    package.add_dependency("A", "^1.0")
    package.add_dependency("B", "^1.0")
    package.add_dependency("C", "^1.0")
    package.add_dependency("D", {"version": "^1.0", "optional": True})

    installer.extras(["foo"])
    installer.run()
    expected = fixture("extras")

    # Extras are pinned in lock
    assert locker.written_data == expected

    # But should not be installed
    installer = installer.installer
    assert len(installer.installs) == 4  # A, B, C, D

def test_run_update_all_with_lock(installer, locker, repo, package):
    locker.locked(True)
    locker.mock_lock_data(
        {
            "package": [
                {
                    "name": "A",
                    "version": "1.0",
                    "category": "dev",
                    "optional": True,
                    "platform": "*",
                    "python-versions": "*",
                    "checksum": [],
                }
            ],
            "metadata": {
                "python-versions": "*",
                "platform": "*",
                "content-hash": "123456789",
                "hashes": {"A": []},
            },
        }
    )
    package_a = get_package("A", "1.1")
    repo.add_package(get_package("A", "1.0"))
    repo.add_package(package_a)

    package.add_dependency("A")

    installer.update(True)

    installer.run()
    expected = fixture("update-with-lock")

    assert locker.written_data == expected

def test_run_with_optional_and_platform_restricted_dependencies(
    installer, locker, repo, package
):
    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.1")
    package_c12 = get_package("C", "1.2")
    package_c13 = get_package("C", "1.3")
    package_d = get_package("D", "1.4")
    package_c13.add_dependency("D", "^1.2")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c12)
    repo.add_package(package_c13)
    repo.add_package(package_d)

    package.extras = {"foo": [get_dependency("A", "~1.0")]}
    package.add_dependency("A", {"version": "~1.0", "optional": True})
    package.add_dependency("B", {"version": "^1.0", "platform": "custom"})
    package.add_dependency("C", {"version": "^1.0", "platform": "darwin"})

    installer.run()
    expected = fixture("with-platform-dependencies")

    assert locker.written_data == expected

    installer = installer.installer
    # We should only have 2 installs:
    # C,D since the mocked python version is not compatible
    # with B's python constraint and A is optional
    assert len(installer.installs) == 2
    assert installer.installs[0].name == "d"
    assert installer.installs[1].name == "c"

def test_solver_solves_while_respecting_root_platforms(solver, repo, package):
    package.platform = "darwin"
    package.add_dependency("A")
    package.add_dependency("B")

    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_b.python_versions = "^3.6"
    package_c12 = get_package("C", "1.2")
    package_c12.platform = "win32"
    package_c10 = get_package("C", "1.0")
    package_c10.platform = "darwin"
    package_b.add_dependency("C", "^1.0")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c10)
    repo.add_package(package_c12)

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": package_c10},
            {"job": "install", "package": package_a},
            {"job": "install", "package": package_b},
        ],
    )

def test_solver_does_not_get_stuck_in_recursion_on_circular_dependency(
    solver, repo, package
):
    package_a = get_package("A", "1.0")
    package_a.add_dependency("B", "^1.0")
    package_b = get_package("B", "1.0")
    package_b.add_dependency("C", "^1.0")
    package_c = get_package("C", "1.0")
    package_c.add_dependency("B", "^1.0")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)

    package.add_dependency("A", "^1.0")

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": package_c},
            {"job": "install", "package": package_b},
            {"job": "install", "package": package_a},
        ],
    )

def test_solver_duplicate_dependencies_different_constraints_same_requirements(
    solver, repo, package
):
    package.add_dependency("A")

    package_a = get_package("A", "1.0")
    package_a.add_dependency("B", {"version": "^1.0"})
    package_a.add_dependency("B", {"version": "^2.0"})

    package_b10 = get_package("B", "1.0")
    package_b20 = get_package("B", "2.0")

    repo.add_package(package_a)
    repo.add_package(package_b10)
    repo.add_package(package_b20)

    with pytest.raises(SolverProblemError) as e:
        solver.solve()

    expected = """\
Because a (1.0) depends on both B (^1.0) and B (^2.0), a is forbidden.
So, because no versions of a match !=1.0
 and root depends on A (*), version solving failed."""

    assert str(e.value) == expected

def test_install_honours_not_equal(solver, repo, package):
    package.add_dependency("A")

    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    new_package_b11 = get_package("B", "1.1")
    new_package_b12 = get_package("B", "1.2")
    new_package_b13 = get_package("B", "1.3")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(new_package_b11)
    repo.add_package(new_package_b12)
    repo.add_package(new_package_b13)

    package_a.requires.append(get_dependency("B", "<=1.3,!=1.3,!=1.2"))

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": new_package_b11},
            {"job": "install", "package": package_a},
        ],
    )

def test_solver_sub_dependencies_with_requirements(solver, repo, package):
    package.add_dependency("A")
    package.add_dependency("B")

    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_c = get_package("C", "1.0")
    package_d = get_package("D", "1.0")

    package_c.add_dependency("D", {"version": "^1.0", "python": "<4.0"})
    package_a.add_dependency("C")
    package_b.add_dependency("D", "^1.0")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)
    repo.add_package(package_d)

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": package_d},
            {"job": "install", "package": package_c},
            {"job": "install", "package": package_a},
            {"job": "install", "package": package_b},
        ],
    )

    op = ops[1]
    assert op.package.requirements == {}

def test_solver_returns_extras_if_requested(solver, repo, package):
    package.add_dependency("A")
    package.add_dependency("B", {"version": "*", "extras": ["foo"]})

    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_c = get_package("C", "1.0")

    package_b.extras = {"foo": [get_dependency("C", "^1.0")]}
    package_b.add_dependency("C", {"version": "^1.0", "optional": True})

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": package_c},
            {"job": "install", "package": package_a},
            {"job": "install", "package": package_b},
        ],
    )

def test_solver_returns_prereleases_if_requested(solver, repo, package):
    package.add_dependency("A")
    package.add_dependency("B")
    package.add_dependency("C", {"version": "*", "allows-prereleases": True})

    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_c = get_package("C", "1.0")
    package_c_dev = get_package("C", "1.1-beta.1")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)
    repo.add_package(package_c_dev)

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": package_a},
            {"job": "install", "package": package_b},
            {"job": "install", "package": package_c_dev},
        ],
    )

def test_add_constraint(app, repo, installer):
    command = app.find("add")
    tester = CommandTester(command)

    repo.add_package(get_package("cachy", "0.1.0"))
    repo.add_package(get_package("cachy", "0.2.0"))

    tester.execute([("command", command.get_name()), ("name", ["cachy=0.1.0"])])

    expected = """\

Updating dependencies
Resolving dependencies...


Package operations: 1 install, 0 updates, 0 removals

Writing lock file

  - Installing cachy (0.1.0)
"""

    assert tester.get_display(True) == expected

    assert len(installer.installs) == 1

def test_solver_sets_categories(solver, repo, package):
    package.add_dependency("A")
    package.add_dependency("B", category="dev")

    package_a = get_package("A", "1.0")
    package_b = get_package("B", "1.0")
    package_c = get_package("C", "1.0")
    package_b.add_dependency("C", "~1.0")

    repo.add_package(package_a)
    repo.add_package(package_b)
    repo.add_package(package_c)

    ops = solver.solve()

    check_solver_result(
        ops,
        [
            {"job": "install", "package": package_c},
            {"job": "install", "package": package_a},
            {"job": "install", "package": package_b},
        ],
    )

    assert ops[0].package.category == "dev"
    assert ops[2].package.category == "dev"
    assert ops[1].package.category == "main"