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Move the crate-loading test to use diff output
1 parent e97e15d commit 998ff2f

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+152
-76
lines changed

3 files changed

+152
-76
lines changed

‎src/tools/run-make-support/src/external_deps/rustc.rs

+6
Original file line numberDiff line numberDiff line change
@@ -227,6 +227,12 @@ impl Rustc {
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self
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}
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/// Normalize the line number in the stderr output
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pub fn ui_testing(&mut self) -> &mut Self {
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self.cmd.arg(format!("-Zui-testing"));
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self
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}
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/// Specify the target triple, or a path to a custom target json spec file.
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pub fn target<S: AsRef<str>>(&mut self, target: S) -> &mut Self {
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let target = target.as_ref();

‎tests/run-make/crate-loading/multiple-dep-versions.stderr

+127
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,127 @@
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error[E0277]: the trait bound `dep_2_reexport::Type: Trait` is not satisfied
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--> replaced
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|
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LL | do_something(Type);
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| ------------ ^^^^ the trait `Trait` is not implemented for `dep_2_reexport::Type`
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| |
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| required by a bound introduced by this call
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|
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note: there are multiple different versions of crate `dependency` in the dependency graph
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--> replaced
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|
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LL | pub struct Type(pub i32);
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| --------------- this type implements the required trait
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LL | pub trait Trait {
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| ^^^^^^^^^^^^^^^ this is the required trait
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|
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::: replaced
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|
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LL | extern crate dep_2_reexport;
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| ---------------------------- one version of crate `dependency` is used here, as a dependency of crate `foo`
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LL | extern crate dependency;
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| ------------------------ one version of crate `dependency` is used here, as a direct dependency of the current crate
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|
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::: replaced
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|
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LL | pub struct Type;
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| --------------- this type doesn't implement the required trait
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LL | pub trait Trait {
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| --------------- this is the found trait
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= note: two types coming from two different versions of the same crate are different types even if they look the same
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= help: you can use `cargo tree` to explore your dependency tree
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note: required by a bound in `do_something`
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--> replaced
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|
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LL | pub fn do_something<X: Trait>(_: X) {}
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| ^^^^^ required by this bound in `do_something`
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error[E0599]: no method named `foo` found for struct `dep_2_reexport::Type` in the current scope
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--> replaced
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|
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LL | Type.foo();
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| ^^^ method not found in `Type`
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|
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note: there are multiple different versions of crate `dependency` in the dependency graph
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--> replaced
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|
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LL | pub trait Trait {
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| ^^^^^^^^^^^^^^^ this is the trait that is needed
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LL | fn foo(&self);
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| -------------- the method is available for `dep_2_reexport::Type` here
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|
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::: replaced
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|
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LL | use dependency::{Trait, do_something};
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| ----- `Trait` imported here doesn't correspond to the right version of crate `dependency`
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|
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::: replaced
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|
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LL | pub trait Trait {
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| --------------- this is the trait that was imported
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error[E0599]: no function or associated item named `bar` found for struct `dep_2_reexport::Type` in the current scope
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--> replaced
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|
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LL | Type::bar();
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| ^^^ function or associated item not found in `Type`
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|
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note: there are multiple different versions of crate `dependency` in the dependency graph
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--> replaced
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|
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LL | pub trait Trait {
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| ^^^^^^^^^^^^^^^ this is the trait that is needed
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LL | fn foo(&self);
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LL | fn bar();
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| --------- the associated function is available for `dep_2_reexport::Type` here
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|
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::: replaced
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|
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LL | use dependency::{Trait, do_something};
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| ----- `Trait` imported here doesn't correspond to the right version of crate `dependency`
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|
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::: replaced
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|
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LL | pub trait Trait {
85+
| --------------- this is the trait that was imported
86+
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error[E0277]: the trait bound `OtherType: Trait` is not satisfied
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--> replaced
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|
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LL | do_something(OtherType);
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| ------------ ^^^^^^^^^ the trait `Trait` is not implemented for `OtherType`
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| |
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| required by a bound introduced by this call
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|
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note: there are multiple different versions of crate `dependency` in the dependency graph
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--> replaced
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|
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LL | pub trait Trait {
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| ^^^^^^^^^^^^^^^ this is the required trait
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|
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::: replaced
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|
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LL | extern crate dep_2_reexport;
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| ---------------------------- one version of crate `dependency` is used here, as a dependency of crate `foo`
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LL | extern crate dependency;
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| ------------------------ one version of crate `dependency` is used here, as a direct dependency of the current crate
107+
|
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::: replaced
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|
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LL | pub struct OtherType;
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| -------------------- this type doesn't implement the required trait
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|
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::: replaced
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|
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LL | pub trait Trait {
116+
| --------------- this is the found trait
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= help: you can use `cargo tree` to explore your dependency tree
118+
note: required by a bound in `do_something`
119+
--> replaced
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|
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LL | pub fn do_something<X: Trait>(_: X) {}
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| ^^^^^ required by this bound in `do_something`
123+
124+
error: aborting due to 4 previous errors
125+
126+
Some errors have detailed explanations: E0277, E0599.
127+
For more information about an error, try `rustc --explain E0277`.

‎tests/run-make/crate-loading/rmake.rs

+19-76
Original file line numberDiff line numberDiff line change
@@ -3,7 +3,7 @@
33
//@ ignore-wasm64
44
// ignore-tidy-linelength
55

6-
use run_make_support::{rust_lib_name, rustc};
6+
use run_make_support::{diff, rust_lib_name, rustc};
77

88
fn main() {
99
rustc().input("multiple-dep-versions-1.rs").run();
@@ -13,83 +13,26 @@ fn main() {
1313
.extern_("dependency", rust_lib_name("dependency2"))
1414
.run();
1515

16-
rustc()
16+
let out = rustc()
1717
.input("multiple-dep-versions.rs")
1818
.extern_("dependency", rust_lib_name("dependency"))
1919
.extern_("dep_2_reexport", rust_lib_name("foo"))
20+
.ui_testing()
2021
.run_fail()
21-
.assert_stderr_contains(r#"error[E0277]: the trait bound `dep_2_reexport::Type: Trait` is not satisfied
22-
--> multiple-dep-versions.rs:7:18
23-
|
24-
7 | do_something(Type);
25-
| ------------ ^^^^ the trait `Trait` is not implemented for `dep_2_reexport::Type`
26-
| |
27-
| required by a bound introduced by this call
28-
|
29-
note: there are multiple different versions of crate `dependency` in the dependency graph"#)
30-
.assert_stderr_contains(r#"
31-
3 | pub struct Type(pub i32);
32-
| --------------- this type implements the required trait
33-
4 | pub trait Trait {
34-
| ^^^^^^^^^^^^^^^ this is the required trait
35-
"#)
36-
.assert_stderr_contains(r#"
37-
1 | extern crate dep_2_reexport;
38-
| ---------------------------- one version of crate `dependency` is used here, as a dependency of crate `foo`
39-
2 | extern crate dependency;
40-
| ------------------------ one version of crate `dependency` is used here, as a direct dependency of the current crate"#)
41-
.assert_stderr_contains(r#"
42-
3 | pub struct Type;
43-
| --------------- this type doesn't implement the required trait
44-
4 | pub trait Trait {
45-
| --------------- this is the found trait
46-
= note: two types coming from two different versions of the same crate are different types even if they look the same
47-
= help: you can use `cargo tree` to explore your dependency tree"#)
48-
.assert_stderr_contains(r#"note: required by a bound in `do_something`"#)
49-
.assert_stderr_contains(r#"
50-
12 | pub fn do_something<X: Trait>(_: X) {}
51-
| ^^^^^ required by this bound in `do_something`"#)
52-
.assert_stderr_contains(r#"error[E0599]: no method named `foo` found for struct `dep_2_reexport::Type` in the current scope
53-
--> multiple-dep-versions.rs:8:10
54-
|
55-
8 | Type.foo();
56-
| ^^^ method not found in `Type`
57-
|
58-
note: there are multiple different versions of crate `dependency` in the dependency graph"#)
59-
.assert_stderr_contains(r#"
60-
4 | pub trait Trait {
61-
| ^^^^^^^^^^^^^^^ this is the trait that is needed
62-
5 | fn foo(&self);
63-
| -------------- the method is available for `dep_2_reexport::Type` here
64-
|
65-
::: multiple-dep-versions.rs:4:18
66-
|
67-
4 | use dependency::{Trait, do_something};
68-
| ----- `Trait` imported here doesn't correspond to the right version of crate `dependency`"#)
69-
.assert_stderr_contains(r#"
70-
4 | pub trait Trait {
71-
| --------------- this is the trait that was imported"#)
72-
.assert_stderr_contains(r#"
73-
error[E0599]: no function or associated item named `bar` found for struct `dep_2_reexport::Type` in the current scope
74-
--> multiple-dep-versions.rs:9:11
75-
|
76-
9 | Type::bar();
77-
| ^^^ function or associated item not found in `Type`
78-
|
79-
note: there are multiple different versions of crate `dependency` in the dependency graph"#)
80-
.assert_stderr_contains(r#"
81-
4 | pub trait Trait {
82-
| ^^^^^^^^^^^^^^^ this is the trait that is needed
83-
5 | fn foo(&self);
84-
6 | fn bar();
85-
| --------- the associated function is available for `dep_2_reexport::Type` here
86-
|
87-
::: multiple-dep-versions.rs:4:18
88-
|
89-
4 | use dependency::{Trait, do_something};
90-
| ----- `Trait` imported here doesn't correspond to the right version of crate `dependency`"#)
91-
.assert_stderr_contains(
92-
r#"
93-
6 | pub struct OtherType;
94-
| -------------------- this type doesn't implement the required trait"#);
22+
.stderr_utf8();
23+
24+
// We don't remap all the paths, so we remap it here.
25+
let mut lines: Vec<_> = out.lines().collect();
26+
for line in &mut lines {
27+
if line.starts_with(" --> ") {
28+
*line = " --> replaced";
29+
}
30+
if line.starts_with(" ::: ") {
31+
*line = " ::: replaced";
32+
}
33+
}
34+
diff()
35+
.expected_file("multiple-dep-versions.stderr")
36+
.actual_text("(rustc)", &lines.join("\n"))
37+
.run();
9538
}

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