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

/*!
   Functions for initializing each test at the beginning of a Rust test
   session.
*/

use eyre::Report as Error;
use ibc_relayer_cli::components::enable_ansi;
use std::env;
use std::fs;
use std::sync::Once;
use tracing_subscriber::{
    self as ts,
    filter::{EnvFilter, LevelFilter},
    layer::SubscriberExt,
    util::SubscriberInitExt,
};

use crate::types::config::TestConfig;
use crate::util::random::random_u32;

static INIT: Once = Once::new();

/**
   Initialize the test with a global logger and error handlers,
   read the environment variables and return a [`TestConfig`].
*/
pub fn init_test() -> Result<TestConfig, Error> {
    let no_color_log = env::var("NO_COLOR_LOG")
        .ok()
        .map(|val| val == "1")
        .unwrap_or(false);

    INIT.call_once(|| {
        if enable_ansi() && !no_color_log {
            color_eyre::install().unwrap();
        }
        install_logger(!no_color_log);
    });

    let chain_command_path =
        env::var("CHAIN_COMMAND_PATHS").unwrap_or_else(|_| "gaiad".to_string());

    let chain_command_paths = parse_chain_command_paths(chain_command_path);

    let base_chain_store_dir = env::var("CHAIN_STORE_DIR").unwrap_or_else(|_| "data".to_string());

    let account_prefix = env::var("ACCOUNT_PREFIXES").unwrap_or_else(|_| "cosmos".to_string());

    let native_token = env::var("NATIVE_TOKENS").unwrap_or_else(|_| "stake".to_string());

    let compat_modes = env::var("COMPAT_MODES").ok().map(parse_chain_command_paths);

    let account_prefixes = parse_chain_command_paths(account_prefix);

    let native_tokens = parse_chain_command_paths(native_token);

    let chain_store_dir = format!("{}/test-{}", base_chain_store_dir, random_u32());

    fs::create_dir_all(&chain_store_dir)?;

    let chain_store_dir = fs::canonicalize(chain_store_dir)?;

    let hang_on_fail = env::var("HANG_ON_FAIL")
        .ok()
        .map(|val| val == "1")
        .unwrap_or(false);

    Ok(TestConfig {
        chain_command_paths,
        chain_store_dir,
        account_prefixes,
        hang_on_fail,
        bootstrap_with_random_ids: false,
        native_tokens,
        compat_modes,
    })
}

fn parse_chain_command_paths(chain_command_path: String) -> Vec<String> {
    let patterns: Vec<String> = chain_command_path
        .split(',')
        .map(|chain_binary| chain_binary.to_string())
        .collect();
    patterns
}

/**
   Install the [`tracing_subscriber`] logger handlers so that logs will
   be displayed during test.
*/
pub fn install_logger(with_color: bool) {
    // Use log level INFO by default if RUST_LOG is not set.
    let env_filter = EnvFilter::builder()
        .with_default_directive(LevelFilter::INFO.into())
        .from_env_lossy();

    let layer = ts::fmt::layer().with_ansi(with_color);

    ts::registry().with(env_filter).with(layer).init();
}