cargo-nidus 1.0.4

Command-line project generator and inspection tooling for Nidus applications.
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

mod support;

use std::{fs, process::Command};

use support::{temp_project_root, workspace_root};

#[test]
fn cargo_nidus_new_generates_compilable_nidus_project() {
    let root = temp_project_root("new_generates_compilable_nidus_project");
    let project = root.join("hello-nidus");
    let status = Command::new(env!("CARGO_BIN_EXE_cargo-nidus"))
        .args(["nidus", "new", "hello-nidus", "--path"])
        .arg(&root)
        .arg("--nidus-path")
        .arg(workspace_root().join("crates/nidus"))
        .status()
        .unwrap();

    assert!(status.success());
    assert!(project.join("Cargo.toml").exists());
    assert!(project.join("src/lib.rs").exists());
    assert!(project.join("src/main.rs").exists());
    assert!(project.join("tests/http.rs").exists());
    let cargo_toml = fs::read_to_string(project.join("Cargo.toml")).unwrap();
    assert!(!cargo_toml.contains("axum ="));
    assert!(
        cargo_toml
            .contains(r#"tokio = { version = "1", features = ["macros", "rt-multi-thread"] }"#)
    );
    assert!(cargo_toml.contains(r#"features = ["testing"]"#));
    let lib_rs = fs::read_to_string(project.join("src/lib.rs")).unwrap();
    assert!(lib_rs.contains("use nidus::prelude::*;"));
    assert!(lib_rs.contains("pub async fn build_app()"));
    assert!(lib_rs.contains("Nidus::create::<AppModule>()"));
    assert!(lib_rs.contains("GreetingService"));
    assert!(lib_rs.contains("greeting: Inject<GreetingService>"));
    assert!(lib_rs.contains("ApiDefaults::production(\"hello-nidus\")"));
    assert!(!lib_rs.contains(".without_metrics()"));
    assert!(lib_rs.contains("#[module("));
    assert!(lib_rs.contains("providers(GreetingService)"));
    assert!(lib_rs.contains("controllers(HelloController)"));
    assert!(lib_rs.contains("pub struct AppModule;"));
    assert!(!lib_rs.contains("impl Module for AppModule"));
    let main_rs = fs::read_to_string(project.join("src/main.rs")).unwrap();
    assert!(main_rs.contains("#[nidus::main]"));
    assert!(!main_rs.contains("#[tokio::main]"));
    assert!(main_rs.contains("NIDUS_ADDR"));
    assert!(main_rs.contains("hello_nidus::build_app().await?"));
    assert!(main_rs.contains(".listen(address)"));
    let http_rs = fs::read_to_string(project.join("tests/http.rs")).unwrap();
    assert!(http_rs.contains("use nidus::prelude::{StatusCode, TestApp};"));
    assert!(http_rs.contains("hello_nidus::build_app().await.unwrap()"));
    assert!(http_rs.contains("root_route_returns_greeting"));
    assert!(http_rs.contains("health_and_readiness_routes_are_available"));
    assert!(http_rs.contains("/health/live"));
    assert!(http_rs.contains("/health/ready"));
    let readme = fs::read_to_string(project.join("README.md")).unwrap();
    assert!(readme.contains("hello-nidus"));
    assert!(readme.contains("NIDUS_ADDR"));
    assert!(readme.contains("cargo test"));
    assert!(readme.contains("src/lib.rs"));
    assert!(readme.contains("tests/http.rs"));
    assert!(readme.contains("curl http://127.0.0.1:3000/health/ready"));
    assert!(readme.contains("cargo nidus generate controller users"));
    assert!(readme.contains("cargo nidus routes"));
    assert!(readme.contains("curl http://127.0.0.1:3000/"));
    assert!(readme.contains("## Router composition"));
    assert!(readme.contains("use nidus::prelude::*;"));
    assert!(readme.contains("NidusApplicationExt"));
    assert!(readme.contains("with_router"));
    assert!(readme.contains("build_with_router"));
    assert!(readme.contains("Next steps"));

    let check = Command::new("cargo")
        .arg("check")
        .current_dir(&project)
        .status()
        .unwrap();
    assert!(check.success());

    let test = Command::new("cargo")
        .arg("test")
        .current_dir(&project)
        .status()
        .unwrap();
    assert!(test.success());
}

#[test]
fn cargo_nidus_new_defaults_to_published_nidus_dependency() {
    let root = temp_project_root("new_defaults_to_published_nidus_dependency");
    let project = root.join("hello-nidus");
    let status = Command::new(env!("CARGO_BIN_EXE_cargo-nidus"))
        .args(["nidus", "new", "hello-nidus", "--path"])
        .arg(&root)
        .status()
        .unwrap();

    assert!(status.success());
    let cargo_toml = fs::read_to_string(project.join("Cargo.toml")).unwrap();
    assert!(cargo_toml.contains(
        r#"nidus = { package = "nidus-rs", version = "1.0.4", features = ["testing"] }"#
    ));
    assert!(!cargo_toml.contains("nidus = { path ="));
}

#[test]
fn cargo_nidus_new_uses_project_name_for_service_name() {
    let root = temp_project_root("new_uses_project_name_for_service_name");
    let project = root.join("team-api");
    let status = Command::new(env!("CARGO_BIN_EXE_cargo-nidus"))
        .args(["nidus", "new", "team-api", "--path"])
        .arg(&root)
        .arg("--nidus-path")
        .arg(workspace_root().join("crates/nidus"))
        .status()
        .unwrap();

    assert!(status.success());
    let lib_rs = fs::read_to_string(project.join("src/lib.rs")).unwrap();
    assert!(lib_rs.contains("ApiDefaults::production(\"team-api\")"));
    assert!(!lib_rs.contains("ApiDefaults::production(\"hello-nidus\")"));
}

#[test]
fn cargo_nidus_new_refuses_to_overwrite_existing_project() {
    let root = temp_project_root("new_refuses_to_overwrite_existing_project");
    let project = root.join("hello-nidus");
    fs::create_dir_all(project.join("src")).unwrap();
    fs::write(project.join("Cargo.toml"), "# existing manifest\n").unwrap();
    fs::write(project.join("src/main.rs"), "// user edits\n").unwrap();

    let output = Command::new(env!("CARGO_BIN_EXE_cargo-nidus"))
        .args(["nidus", "new", "hello-nidus", "--path"])
        .arg(&root)
        .arg("--nidus-path")
        .arg(workspace_root().join("crates/nidus"))
        .output()
        .unwrap();

    assert!(!output.status.success());
    let stderr = String::from_utf8(output.stderr).unwrap();
    assert!(stderr.contains("project already exists"));
    assert_eq!(
        fs::read_to_string(project.join("Cargo.toml")).unwrap(),
        "# existing manifest\n"
    );
    assert_eq!(
        fs::read_to_string(project.join("src/main.rs")).unwrap(),
        "// user edits\n"
    );
}