mirror of
https://github.com/rust-lang/cargo
synced 2024-08-25 10:35:53 +00:00
238 lines
5.9 KiB
Rust
238 lines
5.9 KiB
Rust
use std::fs::{self, File};
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use std::io::prelude::*;
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use crate::support::registry::Package;
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use crate::support::{basic_manifest, paths, project, ProjectBuilder};
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#[test]
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fn adding_and_removing_packages() {
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let p = project()
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.file("src/main.rs", "fn main() {}")
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.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("bar/src/lib.rs", "")
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.build();
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p.cargo("generate-lockfile").run();
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let toml = p.root().join("Cargo.toml");
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let lock1 = p.read_lockfile();
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// add a dep
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File::create(&toml)
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.unwrap()
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.write_all(
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br#"
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[package]
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name = "foo"
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authors = []
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version = "0.0.1"
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[dependencies.bar]
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path = "bar"
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"#,
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)
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.unwrap();
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p.cargo("generate-lockfile").run();
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let lock2 = p.read_lockfile();
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assert_ne!(lock1, lock2);
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// change the dep
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File::create(&p.root().join("bar/Cargo.toml"))
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.unwrap()
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.write_all(basic_manifest("bar", "0.0.2").as_bytes())
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.unwrap();
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p.cargo("generate-lockfile").run();
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let lock3 = p.read_lockfile();
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assert_ne!(lock1, lock3);
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assert_ne!(lock2, lock3);
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// remove the dep
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println!("lock4");
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File::create(&toml)
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.unwrap()
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.write_all(
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br#"
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[package]
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name = "foo"
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authors = []
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version = "0.0.1"
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"#,
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)
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.unwrap();
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p.cargo("generate-lockfile").run();
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let lock4 = p.read_lockfile();
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assert_eq!(lock1, lock4);
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}
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#[test]
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fn no_index_update() {
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Package::new("serde", "1.0.0").publish();
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let p = project()
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "foo"
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authors = []
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version = "0.0.1"
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[dependencies]
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serde = "1.0"
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"#,
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)
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.file("src/main.rs", "fn main() {}")
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.build();
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p.cargo("generate-lockfile")
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.with_stderr("[UPDATING] `[..]` index")
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.run();
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p.cargo("generate-lockfile -Zno-index-update")
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.masquerade_as_nightly_cargo()
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.with_stdout("")
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.with_stderr("")
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.run();
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}
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#[test]
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fn preserve_metadata() {
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let p = project()
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.file("src/main.rs", "fn main() {}")
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.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("bar/src/lib.rs", "")
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.build();
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p.cargo("generate-lockfile").run();
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let metadata = r#"
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[metadata]
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bar = "baz"
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foo = "bar"
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"#;
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let lockfile = p.root().join("Cargo.lock");
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let lock = p.read_lockfile();
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let data = lock + metadata;
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File::create(&lockfile)
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.unwrap()
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.write_all(data.as_bytes())
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.unwrap();
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// Build and make sure the metadata is still there
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p.cargo("build").run();
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let lock = p.read_lockfile();
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assert!(lock.contains(metadata.trim()), "{}", lock);
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// Update and make sure the metadata is still there
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p.cargo("update").run();
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let lock = p.read_lockfile();
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assert!(lock.contains(metadata.trim()), "{}", lock);
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}
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#[test]
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fn preserve_line_endings_issue_2076() {
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let p = project()
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.file("src/main.rs", "fn main() {}")
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.file("bar/Cargo.toml", &basic_manifest("bar", "0.0.1"))
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.file("bar/src/lib.rs", "")
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.build();
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let lockfile = p.root().join("Cargo.lock");
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p.cargo("generate-lockfile").run();
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assert!(lockfile.is_file());
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p.cargo("generate-lockfile").run();
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let lock0 = p.read_lockfile();
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assert!(lock0.starts_with("# This file is automatically @generated by Cargo.\n# It is not intended for manual editing.\n"));
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let lock1 = lock0.replace("\n", "\r\n");
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{
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File::create(&lockfile)
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.unwrap()
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.write_all(lock1.as_bytes())
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.unwrap();
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}
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p.cargo("generate-lockfile").run();
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let lock2 = p.read_lockfile();
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assert!(lock2.starts_with("# This file is automatically @generated by Cargo.\r\n# It is not intended for manual editing.\r\n"));
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assert_eq!(lock1, lock2);
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}
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#[test]
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fn cargo_update_generate_lockfile() {
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let p = project().file("src/main.rs", "fn main() {}").build();
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let lockfile = p.root().join("Cargo.lock");
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assert!(!lockfile.is_file());
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p.cargo("update").with_stdout("").run();
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assert!(lockfile.is_file());
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fs::remove_file(p.root().join("Cargo.lock")).unwrap();
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assert!(!lockfile.is_file());
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p.cargo("update").with_stdout("").run();
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assert!(lockfile.is_file());
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}
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#[test]
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fn duplicate_entries_in_lockfile() {
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let _a = ProjectBuilder::new(paths::root().join("a"))
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "a"
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authors = []
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version = "0.0.1"
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[dependencies]
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common = {path="common"}
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"#,
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)
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.file("src/lib.rs", "")
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.build();
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let common_toml = &basic_manifest("common", "0.0.1");
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let _common_in_a = ProjectBuilder::new(paths::root().join("a/common"))
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.file("Cargo.toml", common_toml)
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.file("src/lib.rs", "")
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.build();
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let b = ProjectBuilder::new(paths::root().join("b"))
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.file(
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"Cargo.toml",
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r#"
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[package]
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name = "b"
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authors = []
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version = "0.0.1"
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[dependencies]
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common = {path="common"}
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a = {path="../a"}
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"#,
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)
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.file("src/lib.rs", "")
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.build();
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let _common_in_b = ProjectBuilder::new(paths::root().join("b/common"))
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.file("Cargo.toml", common_toml)
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.file("src/lib.rs", "")
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.build();
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// should fail due to a duplicate package `common` in the lock file
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b.cargo("build")
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.with_status(101)
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.with_stderr_contains(
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"[..]package collision in the lockfile: packages common [..] and \
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common [..] are different, but only one can be written to \
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lockfile unambiguously",
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)
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.run();
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}
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