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Add a unit test for the children property in node-types

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This commit is contained in:
Max Brunsfeld 2019-06-17 12:26:18 -07:00
parent 381cb09c64
commit 0a2b183bd0
1 changed files with 79 additions and 0 deletions
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79
cli/src/generate/node_types.rs
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@ -667,6 +667,85 @@ mod tests {
);
}
#[test]
fn test_node_types_for_children_without_fields() {
let node_types = get_node_types(InputGrammar {
name: String::new(),
extra_tokens: Vec::new(),
external_tokens: Vec::new(),
expected_conflicts: Vec::new(),
variables_to_inline: Vec::new(),
word_token: None,
supertype_symbols: vec![],
variables: vec![
Variable {
name: "v1".to_string(),
kind: VariableType::Named,
rule: Rule::seq(vec![
Rule::named("v2"),
Rule::field("f1".to_string(), Rule::named("v3")),
Rule::named("v4")
]),
},
Variable {
name: "v2".to_string(),
kind: VariableType::Named,
rule: Rule::string("x"),
},
Variable {
name: "v3".to_string(),
kind: VariableType::Named,
rule: Rule::string("x"),
},
Variable {
name: "v4".to_string(),
kind: VariableType::Named,
rule: Rule::string("x"),
},
],
});
assert_eq!(
node_types[0],
NodeInfoJSON {
kind: "v1".to_string(),
named: true,
subtypes: None,
children: Some(FieldInfoJSON {
multiple: true,
required: false,
types: vec![
NodeTypeJSON {
kind: "v2".to_string(),
named: true,
},
NodeTypeJSON {
kind: "v4".to_string(),
named: true,
},
]
}),
fields: Some(
vec![
(
"f1".to_string(),
FieldInfoJSON {
multiple: false,
required: true,
types: vec![NodeTypeJSON {
kind: "v3".to_string(),
named: true,
}]
}
),
]
.into_iter()
.collect()
)
}
);
}
#[test]
fn test_get_variable_info() {
let variable_info = get_variable_info(