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fine grained on typed tests

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This commit is contained in:
Aleksey Kladov 2019-01-11 15:48:06 +03:00
parent d9e70e3160
commit a1b661faec
1 changed files with 48 additions and 43 deletions
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91
crates/ra_ide_api_light/src/typing.rs
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@ -133,12 +133,18 @@ mod tests {
#[test]
fn test_on_eq_typed() {
fn do_check(before: &str, after: &str) {
fn type_eq(before: &str, after: &str) {
let (offset, before) = extract_offset(before);
let mut edit = TextEditBuilder::default();
edit.insert(offset, "=".to_string());
let before = edit.finish().apply(&before);
let file = SourceFile::parse(&before);
let result = on_eq_typed(&file, offset).unwrap();
let actual = result.edit.apply(&before);
assert_eq_text!(after, &actual);
if let Some(result) = on_eq_typed(&file, offset) {
let actual = result.edit.apply(&before);
assert_eq_text!(after, &actual);
} else {
assert_eq_text!(&before, after)
};
}
// do_check(r"
@ -150,10 +156,10 @@ mod tests {
// let foo =;
// }
// ");
do_check(
type_eq(
r"
fn foo() {
let foo <|>= 1 + 1
let foo <|> 1 + 1
}
",
r"
@ -175,24 +181,27 @@ fn foo() {
// ");
}
fn type_dot(before: &str, after: &str) {
let (offset, before) = extract_offset(before);
let mut edit = TextEditBuilder::default();
edit.insert(offset, ".".to_string());
let before = edit.finish().apply(&before);
let file = SourceFile::parse(&before);
if let Some(result) = on_dot_typed(&file, offset) {
let actual = result.edit.apply(&before);
assert_eq_text!(after, &actual);
} else {
assert_eq_text!(&before, after)
};
}
#[test]
fn test_on_dot_typed() {
fn do_check(before: &str, after: &str) {
let (offset, before) = extract_offset(before);
let file = SourceFile::parse(&before);
if let Some(result) = on_dot_typed(&file, offset) {
let actual = result.edit.apply(&before);
assert_eq_text!(after, &actual);
} else {
assert_eq_text!(&before, after)
};
}
// indent if continuing chain call
do_check(
fn indents_new_chain_call() {
type_dot(
r"
pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
self.child_impl(db, name)
<|>.
<|>
}
",
r"
@ -202,13 +211,11 @@ fn foo() {
}
",
);
// do not indent if already indented
do_check(
type_dot(
r"
pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
self.child_impl(db, name)
<|>.
<|>
}
",
r"
@ -217,15 +224,17 @@ fn foo() {
.
}
",
);
)
}
// indent if the previous line is already indented
do_check(
#[test]
fn indents_continued_chain_call() {
type_dot(
r"
pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
self.child_impl(db, name)
.first()
<|>.
<|>
}
",
r"
@ -236,14 +245,12 @@ fn foo() {
}
",
);
// don't indent if indent matches previous line
do_check(
type_dot(
r"
pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
self.child_impl(db, name)
.first()
<|>.
<|>
}
",
r"
@ -254,12 +261,14 @@ fn foo() {
}
",
);
}
// don't indent if there is no method call on previous line
do_check(
#[test]
fn dont_indent_freestanding_dot() {
type_dot(
r"
pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
<|>.
<|>
}
",
r"
@ -268,19 +277,15 @@ fn foo() {
}
",
);
// indent to match previous expr
do_check(
type_dot(
r"
pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
self.child_impl(db, name)
<|>.
}
<|>
}
",
r"
pub fn child(&self, db: &impl HirDatabase, name: &Name) -> Cancelable<Option<Module>> {
self.child_impl(db, name)
.
.
}
",
);