[go: up one dir, main page]

cargo 0.21.1

Cargo, a package manager for Rust.
Documentation 
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

extern crate cargotest;
extern crate hamcrest;

use cargotest::rustc_host;
use cargotest::support::{path2url, project, execs};
use hamcrest::assert_that;

#[test]
fn pathless_tools() {
    let target = rustc_host();

    let foo = project("foo")
        .file("Cargo.toml", r#"
            [package]
            name = "foo"
            version = "0.0.1"
            authors = []

            [lib]
            name = "foo"
        "#)
        .file("src/lib.rs", "")
        .file(".cargo/config", &format!(r#"
            [target.{}]
            ar = "nonexistent-ar"
            linker = "nonexistent-linker"
        "#, target));

    assert_that(foo.cargo_process("build").arg("--verbose"),
                execs().with_stderr(&format!("\
[COMPILING] foo v0.0.1 ({url})
[RUNNING] `rustc [..] -C ar=nonexistent-ar -C linker=nonexistent-linker [..]`
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
", url = foo.url())))
}

#[test]
fn absolute_tools() {
    let target = rustc_host();

    // Escaped as they appear within a TOML config file
    let config = if cfg!(windows) {
        (r#"C:\\bogus\\nonexistent-ar"#, r#"C:\\bogus\\nonexistent-linker"#)
    } else {
        (r#"/bogus/nonexistent-ar"#, r#"/bogus/nonexistent-linker"#)
    };

    let foo = project("foo")
        .file("Cargo.toml", r#"
            [package]
            name = "foo"
            version = "0.0.1"
            authors = []

            [lib]
            name = "foo"
        "#)
        .file("src/lib.rs", "")
        .file(".cargo/config", &format!(r#"
            [target.{target}]
            ar = "{ar}"
            linker = "{linker}"
        "#, target = target, ar = config.0, linker = config.1));

    let output = if cfg!(windows) {
        (r#"C:\bogus\nonexistent-ar"#, r#"C:\bogus\nonexistent-linker"#)
    } else {
        (r#"/bogus/nonexistent-ar"#, r#"/bogus/nonexistent-linker"#)
    };

    assert_that(foo.cargo_process("build").arg("--verbose"),
                execs().with_stderr(&format!("\
[COMPILING] foo v0.0.1 ({url})
[RUNNING] `rustc [..] -C ar={ar} -C linker={linker} [..]`
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
", url = foo.url(), ar = output.0, linker = output.1)))
}

#[test]
fn relative_tools() {
    let target = rustc_host();

    // Escaped as they appear within a TOML config file
    let config = if cfg!(windows) {
        (r#".\\nonexistent-ar"#, r#".\\tools\\nonexistent-linker"#)
    } else {
        (r#"./nonexistent-ar"#, r#"./tools/nonexistent-linker"#)
    };

    // Funky directory structure to test that relative tool paths are made absolute
    // by reference to the `.cargo/..` directory and not to (for example) the CWD.
    let origin = project("origin")
        .file("foo/Cargo.toml", r#"
            [package]
            name = "foo"
            version = "0.0.1"
            authors = []

            [lib]
            name = "foo"
        "#)
        .file("foo/src/lib.rs", "")
        .file(".cargo/config", &format!(r#"
            [target.{target}]
            ar = "{ar}"
            linker = "{linker}"
        "#, target = target, ar = config.0, linker = config.1));

    let foo_path = origin.root().join("foo");
    let foo_url = path2url(foo_path.clone());
    let prefix = origin.root().into_os_string().into_string().unwrap();
    let output = if cfg!(windows) {
        (format!(r#"{}\.\nonexistent-ar"#, prefix),
         format!(r#"{}\.\tools\nonexistent-linker"#, prefix))
    } else {
        (format!(r#"{}/./nonexistent-ar"#, prefix),
         format!(r#"{}/./tools/nonexistent-linker"#, prefix))
    };

    assert_that(origin.cargo_process("build").cwd(foo_path).arg("--verbose"),
                execs().with_stderr(&format!("\
[COMPILING] foo v0.0.1 ({url})
[RUNNING] `rustc [..] -C ar={ar} -C linker={linker} [..]`
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
", url = foo_url, ar = output.0, linker = output.1)))
}

#[test]
fn custom_runner() {
    let target = rustc_host();

    let foo = project("foo")
        .file("Cargo.toml", r#"
            [package]
            name = "foo"
            version = "0.0.1"
        "#)
        .file("src/main.rs", "fn main() {}")
        .file("tests/test.rs", "")
        .file("benches/bench.rs", "")
        .file(".cargo/config", &format!(r#"
            [target.{}]
            runner = "nonexistent-runner -r"
        "#, target));

    foo.build();

    assert_that(foo.cargo("run").args(&["--", "--param"]),
                execs().with_stderr_contains(&format!("\
[COMPILING] foo v0.0.1 ({url})
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `nonexistent-runner -r target[/]debug[/]foo[EXE] --param`
", url = foo.url())));

    assert_that(foo.cargo("test").args(&["--test", "test", "--verbose", "--", "--param"]),
                execs().with_stderr_contains(&format!("\
[COMPILING] foo v0.0.1 ({url})
[RUNNING] `rustc [..]`
[FINISHED] dev [unoptimized + debuginfo] target(s) in [..]
[RUNNING] `nonexistent-runner -r [..][/]target[/]debug[/]deps[/]test-[..][EXE] --param`
", url = foo.url())));

    assert_that(foo.cargo("bench").args(&["--bench", "bench", "--verbose", "--", "--param"]),
                execs().with_stderr_contains(&format!("\
[COMPILING] foo v0.0.1 ({url})
[RUNNING] `rustc [..]`
[RUNNING] `rustc [..]`
[FINISHED] release [optimized] target(s) in [..]
[RUNNING] `nonexistent-runner -r [..][/]target[/]release[/]deps[/]bench-[..][EXE] --param --bench`
", url = foo.url())));
}