From 5d186d0ddd865fedf6fef81a35252e5b4596e888 Mon Sep 17 00:00:00 2001 From: Michael Woerister Date: Tue, 8 Nov 2016 15:41:53 -0500 Subject: [PATCH] ICH: Add test case for match-expressions --- .../incremental/hashes/match_expressions.rs | 342 ++++++++++++++++++ 1 file changed, 342 insertions(+) create mode 100644 src/test/incremental/hashes/match_expressions.rs diff --git a/src/test/incremental/hashes/match_expressions.rs b/src/test/incremental/hashes/match_expressions.rs new file mode 100644 index 00000000000..95e94a91c5b --- /dev/null +++ b/src/test/incremental/hashes/match_expressions.rs @@ -0,0 +1,342 @@ +// Copyright 2016 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 or the MIT license +// , at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + + +// This test case tests the incremental compilation hash (ICH) implementation +// for match expressions. + +// The general pattern followed here is: Change one thing between rev1 and rev2 +// and make sure that the hash has changed, then change nothing between rev2 and +// rev3 and make sure that the hash has not changed. + +// must-compile-successfully +// revisions: cfail1 cfail2 cfail3 +// compile-flags: -Z query-dep-graph + + +#![allow(warnings)] +#![feature(rustc_attrs)] +#![crate_type="rlib"] + +// Add Arm --------------------------------------------------------------------- +#[cfg(cfail1)] +pub fn add_arm(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + _ => 100, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn add_arm(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + 2 => 2, + _ => 100, + } +} + + + +// Change Order Of Arms -------------------------------------------------------- +#[cfg(cfail1)] +pub fn change_order_of_arms(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + _ => 100, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn change_order_of_arms(x: u32) -> u32 { + match x { + 1 => 1, + 0 => 0, + _ => 100, + } +} + + + +// Add Guard Clause ------------------------------------------------------------ +#[cfg(cfail1)] +pub fn add_guard_clause(x: u32, y: bool) -> u32 { + match x { + 0 => 0, + 1 => 1, + _ => 100, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn add_guard_clause(x: u32, y: bool) -> u32 { + match x { + 0 => 0, + 1 if y => 1, + _ => 100, + } +} + + + +// Change Guard Clause ------------------------------------------------------------ +#[cfg(cfail1)] +pub fn change_guard_clause(x: u32, y: bool) -> u32 { + match x { + 0 => 0, + 1 if y => 1, + _ => 100, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn change_guard_clause(x: u32, y: bool) -> u32 { + match x { + 0 => 0, + 1 if !y => 1, + _ => 100, + } +} + + + +// Add @-Binding --------------------------------------------------------------- +#[cfg(cfail1)] +pub fn add_at_binding(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + _ => x, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn add_at_binding(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + x @ _ => x, + } +} + + + +// Change Name of @-Binding ---------------------------------------------------- +#[cfg(cfail1)] +pub fn change_name_of_at_binding(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + x @ _ => 7, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn change_name_of_at_binding(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + y @ _ => 7, + } +} + + + +// Change Simple Binding To Pattern -------------------------------------------- +#[cfg(cfail1)] +pub fn change_simple_name_to_pattern(x: u32) -> u32 { + match (x, x & 1) { + (0, 0) => 0, + a => 1 + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn change_simple_name_to_pattern(x: u32) -> u32 { + match (x, x & 1) { + (0, 0) => 0, + (x, y) => 1 + } +} + + + +// Change Name In Pattern ------------------------------------------------------ +#[cfg(cfail1)] +pub fn change_name_in_pattern(x: u32) -> u32 { + match (x, x & 1) { + (a, 0) => 0, + (a, 1) => a, + _ => 100, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn change_name_in_pattern(x: u32) -> u32 { + match (x, x & 1) { + (b, 0) => 0, + (a, 1) => a, + _ => 100, + } +} + + + +// Change Mutability Of Binding In Pattern ------------------------------------- +#[cfg(cfail1)] +pub fn change_mutability_of_binding_in_pattern(x: u32) -> u32 { + match (x, x & 1) { + (a, 0) => 0, + _ => 1 + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn change_mutability_of_binding_in_pattern(x: u32) -> u32 { + match (x, x & 1) { + (mut a, 0) => 0, + _ => 1 + } +} + + + +// Add `ref` To Binding In Pattern ------------------------------------- +#[cfg(cfail1)] +pub fn add_ref_to_binding_in_pattern(x: u32) -> u32 { + match (x, x & 1) { + (a, 0) => 0, + _ => 1 + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn add_ref_to_binding_in_pattern(x: u32) -> u32 { + match (x, x & 1) { + (ref a, 0) => 0, + _ => 1, + } +} + + + +// Add `&` To Binding In Pattern ------------------------------------- +#[cfg(cfail1)] +pub fn add_amp_to_binding_in_pattern(x: u32) -> u32 { + match (&x, x & 1) { + (a, 0) => 0, + _ => 1 + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn add_amp_to_binding_in_pattern(x: u32) -> u32 { + match (&x, x & 1) { + (&a, 0) => 0, + _ => 1, + } +} + + + +// Change RHS Of Arm ----------------------------------------------------------- +#[cfg(cfail1)] +pub fn change_rhs_of_arm(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + _ => 2, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn change_rhs_of_arm(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 3, + _ => 2, + } +} + + + +// Add Alternative To Arm ------------------------------------------------------ +#[cfg(cfail1)] +pub fn add_alternative_to_arm(x: u32) -> u32 { + match x { + 0 => 0, + 1 => 1, + _ => 2, + } +} + +#[cfg(not(cfail1))] +#[rustc_dirty(label="Hir", cfg="cfail2")] +#[rustc_clean(label="Hir", cfg="cfail3")] +#[rustc_metadata_dirty(cfg="cfail2")] +#[rustc_metadata_clean(cfg="cfail3")] +pub fn add_alternative_to_arm(x: u32) -> u32 { + match x { + 0 | 7 => 0, + 1 => 3, + _ => 2, + } +} -- 2.44.0