1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226

import pytest

from testlib.fixtures.file_helper import with_files
from testlib.fixtures.nix import Nix
from testlib.utils import get_global_asset


_mo_files = {
    "multiple-outputs.nix": get_global_asset("multiple-outputs.nix"),
    "config.nix": get_global_asset("config.nix"),
}
_build_args = ["build", "-f", "multiple-outputs.nix", "--no-link", "--json"]


@with_files(_mo_files)
def test_build_outputs(nix: Nix):
    res = nix.nix([*_build_args, "a", "b"], flake=True).run().ok()
    a, b = res.json()
    assert a["drvPath"].endswith("multiple-outputs-a.drv")
    assert len(a["outputs"]) == 2
    assert a["outputs"]["first"].endswith("multiple-outputs-a-first")
    assert a["outputs"]["second"].endswith("multiple-outputs-a-second")

    assert b["drvPath"].endswith("multiple-outputs-b.drv")
    assert len(b["outputs"]) == 1
    assert b["outputs"]["out"].endswith("multiple-outputs-b")


@with_files(_mo_files)
def test_build_circumflex_0(nix: Nix):
    res = nix.nix([*_build_args, "a^first"], flake=True).run().ok()
    a = res.json()[0]
    assert a["drvPath"].endswith("multiple-outputs-a.drv")
    assert a["outputs"].keys() == {"first"}


@with_files(_mo_files)
def test_build_circumflex_1(nix: Nix):
    res = nix.nix([*_build_args, "a^second,first"], flake=True).run().ok()
    a = res.json()[0]
    assert a["drvPath"].endswith("multiple-outputs-a.drv")
    assert a["outputs"].keys() == {"first", "second"}


@with_files(_mo_files)
def test_build_circumflex_2(nix: Nix):
    res = nix.nix([*_build_args, "a^*"], flake=True).run().ok()
    a = res.json()[0]
    assert a["drvPath"].endswith("multiple-outputs-a.drv")
    assert a["outputs"].keys() == {"first", "second"}


@with_files(_mo_files)
def test_build_outputs_to_install(nix: Nix):
    res = nix.nix([*_build_args, "e"], flake=True).run().ok()
    a = res.json()[0]
    assert a["drvPath"].endswith("multiple-outputs-e.drv")
    assert a["outputs"].keys() == {"a_a", "b"}


@with_files(_mo_files)
def test_build_outputs_to_install_overridden_0(nix: Nix):
    res = nix.nix([*_build_args, "e^a_a"], flake=True).run().ok()
    a = res.json()[0]
    assert a["drvPath"].endswith("multiple-outputs-e.drv")
    assert a["outputs"].keys() == {"a_a"}


@with_files(_mo_files)
def test_build_outputs_to_install_overridden_1(nix: Nix):
    res = nix.nix([*_build_args, "e^*"], flake=True).run().ok()
    a = res.json()[0]
    assert a["drvPath"].endswith("multiple-outputs-e.drv")
    assert a["outputs"].keys() == {"a_a", "b", "c"}


@with_files(_mo_files)
def test_build_non_drv(nix: Nix):
    res = nix.nix([*_build_args, "e.a_a.outPath"], flake=True).run().ok()
    a = res.json()[0]
    assert a["drvPath"].endswith("multiple-outputs-e.drv")
    assert a["outputs"].keys() == {"a_a"}


@with_files(_mo_files)
def test_build_illegal_type(nix: Nix):
    res = nix.nix([*_build_args, "e.a_a.drvPath"], flake=True).run().expect(1)
    assert (
        "has a context which refers to a complete source and binary closure. This is not supported at this time"
        in res.stderr_s
    )


@with_files(_mo_files)
def test_build_no_context(nix: Nix):
    res = nix.nix(["build", "--expr", '""', "--no-link"], flake=True).run().expect(1)
    assert (
        "error: string '' has 0 entries in its context. It should only have exactly one entry"
        in res.stderr_s
    )


@with_files(_mo_files)
def test_build_too_much_context(nix: Nix):
    res = (
        nix.nix(
            [
                "build",
                "--impure",
                "--expr",
                'with (import ./multiple-outputs.nix).e.a_a; "${drvPath}${outPath}"',
            ],
            flake=True,
        )
        .run()
        .expect(1)
    )
    assert "has 2 entries in its context. It should only have exactly one entry" in res.stderr_s


@with_files(_mo_files)
def test_build_unsafe_discard(nix: Nix):
    res = (
        nix.nix(
            [
                "build",
                "--impure",
                "--json",
                "--expr",
                "builtins.unsafeDiscardOutputDependency (import ./multiple-outputs.nix).e.a_a.drvPath",
                "--no-link",
            ],
            flake=True,
        )
        .run()
        .ok()
    )
    assert res.json()[0].endswith("multiple-outputs-e.drv")


@pytest.fixture
def drv(nix: Nix) -> str:
    nix.settings.add_xp_feature("nix-command")
    return (
        nix.nix(["eval", "-f", "multiple-outputs.nix", "--raw", "a.drvPath"])
        .run()
        .ok()
        .stdout_plain
    )


@with_files(_mo_files)
def test_build_not_an_output(nix: Nix, drv: str):
    res = nix.nix(["build", f"{drv}^not-an-output", "--no-link", "--json"]).run().expect(1)
    assert "does not have wanted outputs 'not-an-output'" in res.stderr_plain


@with_files(_mo_files)
def test_build_empty_output_list(nix: Nix, drv: str):
    res = nix.nix(["build", f"{drv}^", "--no-link", "--json"]).run().expect(1)
    assert "invalid extended outputs specifier" in res.stderr_plain


@with_files(_mo_files)
def test_build_star_entire_string(nix: Nix, drv: str):
    res = nix.nix(["build", f"{drv}^*nope", "--no-link", "--json"]).run().expect(1)
    assert "invalid extended outputs specifier" in res.stderr_plain


@with_files(_mo_files)
def test_build_drv_first(nix: Nix, drv: str):
    res = nix.nix(["build", f"{drv}^first", "--no-link", "--json"]).run().ok()
    out = res.json()[0]
    assert out["drvPath"].endswith("multiple-outputs-a.drv")
    assert out["outputs"].keys() == {"first"}
    assert out["outputs"]["first"].endswith("multiple-outputs-a-first")


@with_files(_mo_files)
def test_build_drv_first_second(nix: Nix, drv: str):
    res = nix.nix(["build", f"{drv}^first,second", "--no-link", "--json"]).run().ok()
    out = res.json()[0]
    assert out["drvPath"].endswith("multiple-outputs-a.drv")
    assert out["outputs"].keys() == {"first", "second"}
    assert out["outputs"]["first"].endswith("multiple-outputs-a-first")
    assert out["outputs"]["second"].endswith("multiple-outputs-a-second")


@with_files(_mo_files)
def test_build_drv_star(nix: Nix, drv: str):
    res = nix.nix(["build", f"{drv}^*", "--no-link", "--json"]).run().ok()
    out = res.json()[0]
    assert out["drvPath"].endswith("multiple-outputs-a.drv")
    assert out["outputs"].keys() == {"first", "second"}
    assert out["outputs"]["first"].endswith("multiple-outputs-a-first")
    assert out["outputs"]["second"].endswith("multiple-outputs-a-second")


@with_files(_mo_files)
def test_build_impure(nix: Nix):
    res = (
        nix.nix(
            ["build", "--impure", "-f", "multiple-outputs.nix", "--json", "e", "--no-link"],
            flake=True,
        )
        .run()
        .ok()
    )
    out = res.json()[0]
    assert out["drvPath"].endswith("multiple-outputs-e.drv")
    assert out["outputs"].keys() == {"a_a", "b"}


def test_build_stdin_empty(nix: Nix):
    res = (
        nix.nix(["build", "--no-link", "--stdin", "--json"], flake=True).with_stdin(b"").run().ok()
    )
    assert res.stdout_plain == "[]"


@with_files(_mo_files)
def test_build_stdin_stuff(nix: Nix, drv: str):
    cmd = nix.nix(["build", "--no-link", "--stdin", "--json"])
    res = cmd.with_stdin(f"{drv}^*\n".encode()).run().ok()
    out = res.json()[0]
    assert out["drvPath"].endswith("multiple-outputs-a.drv")