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test: Add 'missing field' test

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This commit is contained in:
Lin Yihai 2024-05-23 15:27:52 +08:00
parent 84dc5dc11a
commit 48742e009c
1 changed files with 31 additions and 0 deletions
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31
tests/testsuite/config.rs
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@ -1863,3 +1863,34 @@ fn trim_paths_parsing() {
let trim_paths: TomlTrimPaths = gctx.get("profile.dev.trim-paths").unwrap();
assert_eq!(trim_paths, expected, "failed to parse {val}");
}
#[cargo_test]
fn missing_fields() {
#[derive(Deserialize, Default, Debug)]
struct Foo {
bar: Bar,
}
#[derive(Deserialize, Default, Debug)]
struct Bar {
bax: bool,
baz: bool,
}
let gctx = GlobalContextBuilder::new()
.env("CARGO_FOO_BAR_BAZ", "true")
.build();
assert_error(gctx.get::<Foo>("foo").unwrap_err(), "missing field `bax`");
let gctx: GlobalContext = GlobalContextBuilder::new()
.env("CARGO_FOO_BAR_BAZ", "true")
.env("CARGO_FOO_BAR_BAX", "true")
.build();
let foo = gctx.get::<Foo>("foo").unwrap();
assert_eq!(foo.bar.bax, true);
assert_eq!(foo.bar.baz, true);
let gctx: GlobalContext = GlobalContextBuilder::new()
.config_arg("foo.bar.baz=true")
.build();
assert_error(gctx.get::<Foo>("foo").unwrap_err(), "missing field `bax`");
}