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//
// Copyright (c) 2020-2021 science+computing ag and other contributors
//
// This program and the accompanying materials are made
// available under the terms of the Eclipse Public License 2.0
// which is available at https://www.eclipse.org/legal/epl-2.0/
//
// SPDX-License-Identifier: EPL-2.0
//
use anyhow::Result;
use serde::Deserialize;
use serde::Serialize;
use crate::package::PackageName;
use crate::package::PackageVersionConstraint;
use crate::package::dependency::ParseDependency;
use crate::package::dependency::StringEqual;
use crate::package::dependency::condition::Condition;
/// A dependency that is packaged and is required during runtime
#[derive(Serialize, Deserialize, Clone, Debug, Hash, Eq, PartialEq, Ord, PartialOrd)]
#[serde(untagged)]
pub enum Dependency {
Simple(String),
Conditional {
name: String,
condition: Condition,
},
}
impl AsRef<str> for Dependency {
fn as_ref(&self) -> &str {
match self {
Dependency::Simple(name) => name,
Dependency::Conditional { name, .. } => name,
}
}
}
impl StringEqual for Dependency {
fn str_equal(&self, s: &str) -> bool {
match self {
Dependency::Simple(name) => name == s,
Dependency::Conditional { name, .. } => name == s,
}
}
}
impl From<String> for Dependency {
fn from(s: String) -> Dependency {
Dependency::Simple(s)
}
}
impl ParseDependency for Dependency {
fn parse_as_name_and_version(&self) -> Result<(PackageName, PackageVersionConstraint)> {
crate::package::dependency::parse_package_dependency_string_into_name_and_version(self.as_ref())
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::package::dependency::condition::OneOrMore;
#[derive(serde::Deserialize)]
#[allow(unused)]
pub struct TestSetting {
setting: Dependency,
}
#[test]
fn test_parse_dependency() {
let s: TestSetting = toml::from_str(r#"setting = "foo""#).expect("Parsing TestSetting failed");
match s.setting {
Dependency::Simple(name) => assert_eq!(name, "foo", "Expected 'foo', got {}", name),
other => panic!("Unexpected deserialization to other variant: {:?}", other),
}
}
#[test]
fn test_parse_conditional_dependency() {
let s: TestSetting = toml::from_str(r#"setting = { name = "foo", condition = { in_image = "bar"} }"#).expect("Parsing TestSetting failed");
match s.setting {
Dependency::Conditional { name, condition } => {
assert_eq!(name, "foo", "Expected 'foo', got {}", name);
assert_eq!(*condition.has_env(), None);
assert_eq!(*condition.env_eq(), None);
assert_eq!(condition.in_image().as_ref(), Some(&OneOrMore::<String>::One(String::from("bar"))));
},
other => panic!("Unexpected deserialization to other variant: {:?}", other),
}
}
#[test]
fn test_parse_conditional_dependency_pretty() {
let pretty = r#"
[setting]
name = "foo"
[setting.condition]
in_image = "bar"
"#;
let s: TestSetting = toml::from_str(pretty).expect("Parsing TestSetting failed");
match s.setting {
Dependency::Conditional { name, condition } => {
assert_eq!(name, "foo", "Expected 'foo', got {}", name);
assert_eq!(*condition.has_env(), None);
assert_eq!(*condition.env_eq(), None);
assert_eq!(condition.in_image().as_ref(), Some(&OneOrMore::<String>::One(String::from("bar"))));
},
other => panic!("Unexpected deserialization to other variant: {:?}", other),
}
}
#[derive(serde::Serialize, serde::Deserialize)]
#[allow(unused)]
pub struct TestSettings {
settings: Vec<Dependency>,
}
#[test]
fn test_parse_conditional_dependencies() {
let s: TestSettings = toml::from_str(r#"settings = [{ name = "foo", condition = { in_image = "bar"} }]"#).expect("Parsing TestSetting failed");
match s.settings.get(0).expect("Has not one dependency") {
Dependency::Conditional { name, condition } => {
assert_eq!(name, "foo", "Expected 'foo', got {}", name);
assert_eq!(*condition.has_env(), None);
assert_eq!(*condition.env_eq(), None);
assert_eq!(condition.in_image().as_ref(), Some(&OneOrMore::<String>::One(String::from("bar"))));
},
other => panic!("Unexpected deserialization to other variant: {:?}", other),
}
}
#[test]
fn test_parse_conditional_dependencies_pretty() {
let pretty = r#"
[[settings]]
name = "foo"
condition = { in_image = "bar" }
"#;
let s: TestSettings = toml::from_str(pretty).expect("Parsing TestSetting failed");
match s.settings.get(0).expect("Has not one dependency") {
Dependency::Conditional { name, condition } => {
assert_eq!(name, "foo", "Expected 'foo', got {}", name);
assert_eq!(*condition.has_env(), None);
assert_eq!(*condition.env_eq(), None);
assert_eq!(condition.in_image().as_ref(), Some(&OneOrMore::<String>::One(String::from("bar"))));
},
other => panic!("Unexpected deserialization to other variant: {:?}", other),
}
}
#[test]
fn test_parse_conditional_dependencies_pretty_2() {
let pretty = r#"
[[settings]]
name = "foo"
condition.in_image = "bar"
"#;
let s: TestSettings = toml::from_str(pretty).expect("Parsing TestSetting failed");
match s.settings.get(0).expect("Has not one dependency") {
Dependency::Conditional { name, condition } => {
assert_eq!(name, "foo", "Expected 'foo', got {}", name);
assert_eq!(*condition.has_env(), None);
assert_eq!(*condition.env_eq(), None);
assert_eq!(condition.in_image().as_ref(), Some(&OneOrMore::<String>::One(String::from("bar"))));
},
other => panic!("Unexpected deserialization to other variant: {:?}", other),
}
}
}
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