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Merge pull request #3153 from SimonSapin/bit-struct-tests

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Add tests for the bit_struct! macro. r=mbrubeck
This commit is contained in:
Matt Brubeck 2014-08-26 19:58:18 -07:00
commit f2373ceee7
2 changed files with 81 additions and 3 deletions
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7
mk/check.mk
View file

@ -21,10 +21,13 @@ $(foreach submodule,$(SUBMODULES),\
$(eval $(call DEF_SUBMODULE_TEST_RULES,$(submodule))))
DEPS_test_macros = $(DONE_macros)
RFLAGS_test_macros = -L $(B)src/components/macros
define DEF_LIB_CRATE_TEST_RULES
servo-test-$(1): $$(DEPS_$(1))
servo-test-$(1): $$(DEPS_$(1)) $$(DEPS_test_$(1))
@$$(call E, compile: servo-test-$(1))
$$(Q)$$(RUSTC) $(strip $(TARGET_FLAGS) $(CFG_RUSTC_FLAGS)) $$(RFLAGS_$(1)) --test -o $$@ $$<
$$(Q)$$(RUSTC) $(strip $(TARGET_FLAGS) $(CFG_RUSTC_FLAGS)) $$(RFLAGS_$(1)) $$(RFLAGS_test_$(1)) --test -o $$@ $$<
.PHONY: check-servo-$(1)
check-servo-$(1): servo-test-$(1)

77
src/components/macros/macros.rs
View file

@ -6,13 +6,17 @@
#![crate_type = "rlib"]
#![crate_type = "dylib"]
#![feature(macro_rules, plugin_registrar, quote)]
#![feature(macro_rules, plugin_registrar, quote, phase)]
//! Exports macros for use in other Servo crates.
#[cfg(test)]
extern crate sync;
#[cfg(test)]
#[phase(plugin)]
extern crate macros;
extern crate rustc;
extern crate syntax;
@ -181,9 +185,12 @@ macro_rules! lazy_init(
)
#[allow(dead_code)]
#[cfg(test)]
mod tests {
use std::collections::hashmap::HashMap;
use std::mem::size_of;
lazy_init! {
static ref NUMBER: uint = times_two(3);
static ref VEC: [Box<uint>, ..3] = [box 1, box 2, box 3];
@ -216,4 +223,72 @@ mod tests {
assert_eq!(*NUMBER, 6);
assert_eq!(*NUMBER, 6);
}
bit_struct! TestStruct64 {
f01, f02, f03, f04, f05, f06, f07, f08, f09, f10,
f11, f12, f13, f14, f15, f16, f17, f18, f19, f20,
f21, f22, f23, f24, f25, f26, f27, f28, f29, f30,
f31, f32, f33, f34, f35, f36, f37, f38, f39, f40,
f41, f42, f43, f44, f45, f46, f47, f48, f49, f50,
f51, f52, f53, f54, f55, f56, f57, f58, f59, f60,
f61, f62, f63, f64,
}
bit_struct! TestStruct65 {
f01, f02, f03, f04, f05, f06, f07, f08, f09, f10,
f11, f12, f13, f14, f15, f16, f17, f18, f19, f20,
f21, f22, f23, f24, f25, f26, f27, f28, f29, f30,
f31, f32, f33, f34, f35, f36, f37, f38, f39, f40,
f41, f42, f43, f44, f45, f46, f47, f48, f49, f50,
f51, f52, f53, f54, f55, f56, f57, f58, f59, f60,
f61, f62, f63, f64, f65,
}
#[test]
fn test_bit_struct() {
if cfg!(target_word_size = "64") {
// One and two 8-byte words
assert_eq!(size_of::<TestStruct64>(), 8)
assert_eq!(size_of::<TestStruct65>(), 16)
} else {
// Two and three 4-byte words
assert_eq!(size_of::<TestStruct64>(), 8)
assert_eq!(size_of::<TestStruct65>(), 12)
}
let mut foo = TestStruct65::new();
assert_eq!(foo.f01(), false);
assert_eq!(foo.f32(), false);
assert_eq!(foo.f33(), false);
assert_eq!(foo.f64(), false);
assert_eq!(foo.f65(), false);
foo.set_f33(true);
assert_eq!(foo.f01(), false);
assert_eq!(foo.f32(), false);
assert_eq!(foo.f33(), true);
assert_eq!(foo.f64(), false);
assert_eq!(foo.f65(), false);
foo.set_f01(false);
assert_eq!(foo.f01(), false);
assert_eq!(foo.f32(), false);
assert_eq!(foo.f33(), true);
assert_eq!(foo.f64(), false);
assert_eq!(foo.f65(), false);
foo.set_f65(true);
assert_eq!(foo.f01(), false);
assert_eq!(foo.f32(), false);
assert_eq!(foo.f33(), true);
assert_eq!(foo.f64(), false);
assert_eq!(foo.f65(), true);
foo.set_f33(false);
assert_eq!(foo.f01(), false);
assert_eq!(foo.f32(), false);
assert_eq!(foo.f33(), false);
assert_eq!(foo.f64(), false);
assert_eq!(foo.f65(), true);
}
}