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-rw-r--r--tests/rustdoc/const-display.rs86
1 files changed, 86 insertions, 0 deletions
diff --git a/tests/rustdoc/const-display.rs b/tests/rustdoc/const-display.rs
new file mode 100644
index 000000000..594501b22
--- /dev/null
+++ b/tests/rustdoc/const-display.rs
@@ -0,0 +1,86 @@
+#![crate_name = "foo"]
+
+#![unstable(feature = "humans",
+ reason = "who ever let humans program computers, we're apparently really bad at it",
+ issue = "none")]
+
+#![feature(foo, foo2)]
+#![feature(staged_api)]
+
+// @has 'foo/fn.foo.html' '//pre' 'pub fn foo() -> u32'
+// @has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_unstable(feature="foo", issue = "none")]
+pub const fn foo() -> u32 { 42 }
+
+// @has 'foo/fn.foo_unsafe.html' '//pre' 'pub unsafe fn foo_unsafe() -> u32'
+// @has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_unstable(feature="foo", issue = "none")]
+pub const unsafe fn foo_unsafe() -> u32 { 42 }
+
+// @has 'foo/fn.foo2.html' '//pre' 'pub const fn foo2() -> u32'
+// @!hasraw - '//span[@class="since"]'
+#[unstable(feature = "humans", issue = "none")]
+pub const fn foo2() -> u32 { 42 }
+
+// @has 'foo/fn.bar2.html' '//pre' 'pub const fn bar2() -> u32'
+// @has - //span '1.0.0 (const: 1.0.0)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
+pub const fn bar2() -> u32 { 42 }
+
+
+// @has 'foo/fn.foo2_gated.html' '//pre' 'pub const unsafe fn foo2_gated() -> u32'
+// @!hasraw - '//span[@class="since"]'
+#[unstable(feature = "foo2", issue = "none")]
+pub const unsafe fn foo2_gated() -> u32 { 42 }
+
+// @has 'foo/fn.bar2_gated.html' '//pre' 'pub const unsafe fn bar2_gated() -> u32'
+// @has - '//span[@class="since"]' '1.0.0 (const: 1.0.0)'
+#[stable(feature = "rust1", since = "1.0.0")]
+#[rustc_const_stable(feature = "rust1", since = "1.0.0")]
+pub const unsafe fn bar2_gated() -> u32 { 42 }
+
+// @has 'foo/fn.bar_not_gated.html' '//pre' 'pub const unsafe fn bar_not_gated() -> u32'
+// @!hasraw - '//span[@class="since"]'
+pub const unsafe fn bar_not_gated() -> u32 { 42 }
+
+pub struct Foo;
+
+impl Foo {
+ // @has 'foo/struct.Foo.html' '//*[@id="method.gated"]/h4[@class="code-header"]' 'pub fn gated() -> u32'
+ // @has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+ #[stable(feature = "rust1", since = "1.0.0")]
+ #[rustc_const_unstable(feature="foo", issue = "none")]
+ pub const fn gated() -> u32 { 42 }
+
+ // @has 'foo/struct.Foo.html' '//*[@id="method.gated_unsafe"]/h4[@class="code-header"]' 'pub unsafe fn gated_unsafe() -> u32'
+ // @has - '//span[@class="since"]' '1.0.0 (const: unstable)'
+ #[stable(feature = "rust1", since = "1.0.0")]
+ #[rustc_const_unstable(feature="foo", issue = "none")]
+ pub const unsafe fn gated_unsafe() -> u32 { 42 }
+
+ // @has 'foo/struct.Foo.html' '//*[@id="method.stable_impl"]/h4[@class="code-header"]' 'pub const fn stable_impl() -> u32'
+ // @has - '//span[@class="since"]' '1.0.0 (const: 1.2.0)'
+ #[stable(feature = "rust1", since = "1.0.0")]
+ #[rustc_const_stable(feature = "const2", since = "1.2.0")]
+ pub const fn stable_impl() -> u32 { 42 }
+}
+
+#[stable(feature = "rust1", since = "1.0.0")]
+pub struct Bar;
+
+impl Bar {
+ // Do not show non-const stabilities that are the same as the enclosing item.
+ // @matches 'foo/struct.Bar.html' '//span[@class="since"]' '^const: 1.2.0$'
+ #[stable(feature = "rust1", since = "1.0.0")]
+ #[rustc_const_stable(feature = "const2", since = "1.2.0")]
+ pub const fn stable_impl() -> u32 { 42 }
+
+ // Show const-stability even for unstable functions.
+ // @matches 'foo/struct.Bar.html' '//span[@class="since"]' '^const: 1.3.0$'
+ #[unstable(feature = "foo2", issue = "none")]
+ #[rustc_const_stable(feature = "const3", since = "1.3.0")]
+ pub const fn const_stable_unstable() -> u32 { 42 }
+}