gstreamer-rs/gstreamer-base/sys/tests/abi.rs

435 lines
12 KiB
Rust

// This file was generated by gir (https://github.com/gtk-rs/gir)
// from gir-files (https://github.com/gtk-rs/gir-files)
// from gst-gir-files (https://gitlab.freedesktop.org/gstreamer/gir-files-rs.git)
// DO NOT EDIT
#![cfg(target_os = "linux")]
use gstreamer_base_sys::*;
use std::env;
use std::error::Error;
use std::ffi::OsString;
use std::mem::{align_of, size_of};
use std::path::Path;
use std::process::Command;
use std::str;
use tempfile::Builder;
static PACKAGES: &[&str] = &["gstreamer-base-1.0"];
#[derive(Clone, Debug)]
struct Compiler {
pub args: Vec<String>,
}
impl Compiler {
pub fn new() -> Result<Self, Box<dyn Error>> {
let mut args = get_var("CC", "cc")?;
args.push("-Wno-deprecated-declarations".to_owned());
// For _Generic
args.push("-std=c11".to_owned());
// For %z support in printf when using MinGW.
args.push("-D__USE_MINGW_ANSI_STDIO".to_owned());
args.extend(get_var("CFLAGS", "")?);
args.extend(get_var("CPPFLAGS", "")?);
args.extend(pkg_config_cflags(PACKAGES)?);
Ok(Self { args })
}
pub fn compile(&self, src: &Path, out: &Path) -> Result<(), Box<dyn Error>> {
let mut cmd = self.to_command();
cmd.arg(src);
cmd.arg("-o");
cmd.arg(out);
let status = cmd.spawn()?.wait()?;
if !status.success() {
return Err(format!("compilation command {cmd:?} failed, {status}").into());
}
Ok(())
}
fn to_command(&self) -> Command {
let mut cmd = Command::new(&self.args[0]);
cmd.args(&self.args[1..]);
cmd
}
}
fn get_var(name: &str, default: &str) -> Result<Vec<String>, Box<dyn Error>> {
match env::var(name) {
Ok(value) => Ok(shell_words::split(&value)?),
Err(env::VarError::NotPresent) => Ok(shell_words::split(default)?),
Err(err) => Err(format!("{name} {err}").into()),
}
}
fn pkg_config_cflags(packages: &[&str]) -> Result<Vec<String>, Box<dyn Error>> {
if packages.is_empty() {
return Ok(Vec::new());
}
let pkg_config = env::var_os("PKG_CONFIG").unwrap_or_else(|| OsString::from("pkg-config"));
let mut cmd = Command::new(pkg_config);
cmd.arg("--cflags");
cmd.args(packages);
let out = cmd.output()?;
if !out.status.success() {
return Err(format!("command {cmd:?} returned {}", out.status).into());
}
let stdout = str::from_utf8(&out.stdout)?;
Ok(shell_words::split(stdout.trim())?)
}
#[derive(Copy, Clone, Debug, Eq, PartialEq)]
struct Layout {
size: usize,
alignment: usize,
}
#[derive(Copy, Clone, Debug, Default, Eq, PartialEq)]
struct Results {
/// Number of successfully completed tests.
passed: usize,
/// Total number of failed tests (including those that failed to compile).
failed: usize,
}
impl Results {
fn record_passed(&mut self) {
self.passed += 1;
}
fn record_failed(&mut self) {
self.failed += 1;
}
fn summary(&self) -> String {
format!("{} passed; {} failed", self.passed, self.failed)
}
fn expect_total_success(&self) {
if self.failed == 0 {
println!("OK: {}", self.summary());
} else {
panic!("FAILED: {}", self.summary());
};
}
}
#[test]
fn cross_validate_constants_with_c() {
let mut c_constants: Vec<(String, String)> = Vec::new();
for l in get_c_output("constant").unwrap().lines() {
let (name, value) = l.split_once(';').expect("Missing ';' separator");
c_constants.push((name.to_owned(), value.to_owned()));
}
let mut results = Results::default();
for ((rust_name, rust_value), (c_name, c_value)) in
RUST_CONSTANTS.iter().zip(c_constants.iter())
{
if rust_name != c_name {
results.record_failed();
eprintln!("Name mismatch:\nRust: {rust_name:?}\nC: {c_name:?}");
continue;
}
if rust_value != c_value {
results.record_failed();
eprintln!(
"Constant value mismatch for {rust_name}\nRust: {rust_value:?}\nC: {c_value:?}",
);
continue;
}
results.record_passed();
}
results.expect_total_success();
}
#[test]
fn cross_validate_layout_with_c() {
let mut c_layouts = Vec::new();
for l in get_c_output("layout").unwrap().lines() {
let (name, value) = l.split_once(';').expect("Missing first ';' separator");
let (size, alignment) = value.split_once(';').expect("Missing second ';' separator");
let size = size.parse().expect("Failed to parse size");
let alignment = alignment.parse().expect("Failed to parse alignment");
c_layouts.push((name.to_owned(), Layout { size, alignment }));
}
let mut results = Results::default();
for ((rust_name, rust_layout), (c_name, c_layout)) in RUST_LAYOUTS.iter().zip(c_layouts.iter())
{
if rust_name != c_name {
results.record_failed();
eprintln!("Name mismatch:\nRust: {rust_name:?}\nC: {c_name:?}");
continue;
}
if rust_layout != c_layout {
results.record_failed();
eprintln!("Layout mismatch for {rust_name}\nRust: {rust_layout:?}\nC: {c_layout:?}",);
continue;
}
results.record_passed();
}
results.expect_total_success();
}
fn get_c_output(name: &str) -> Result<String, Box<dyn Error>> {
let tmpdir = Builder::new().prefix("abi").tempdir()?;
let exe = tmpdir.path().join(name);
let c_file = Path::new("tests").join(name).with_extension("c");
let cc = Compiler::new().expect("configured compiler");
cc.compile(&c_file, &exe)?;
let mut abi_cmd = Command::new(exe);
let output = abi_cmd.output()?;
if !output.status.success() {
return Err(format!("command {abi_cmd:?} failed, {output:?}").into());
}
Ok(String::from_utf8(output.stdout)?)
}
const RUST_LAYOUTS: &[(&str, Layout)] = &[
(
"GstAggregator",
Layout {
size: size_of::<GstAggregator>(),
alignment: align_of::<GstAggregator>(),
},
),
(
"GstAggregatorClass",
Layout {
size: size_of::<GstAggregatorClass>(),
alignment: align_of::<GstAggregatorClass>(),
},
),
(
"GstAggregatorPad",
Layout {
size: size_of::<GstAggregatorPad>(),
alignment: align_of::<GstAggregatorPad>(),
},
),
(
"GstAggregatorPadClass",
Layout {
size: size_of::<GstAggregatorPadClass>(),
alignment: align_of::<GstAggregatorPadClass>(),
},
),
(
"GstAggregatorStartTimeSelection",
Layout {
size: size_of::<GstAggregatorStartTimeSelection>(),
alignment: align_of::<GstAggregatorStartTimeSelection>(),
},
),
(
"GstBaseParse",
Layout {
size: size_of::<GstBaseParse>(),
alignment: align_of::<GstBaseParse>(),
},
),
(
"GstBaseParseClass",
Layout {
size: size_of::<GstBaseParseClass>(),
alignment: align_of::<GstBaseParseClass>(),
},
),
(
"GstBaseParseFrame",
Layout {
size: size_of::<GstBaseParseFrame>(),
alignment: align_of::<GstBaseParseFrame>(),
},
),
(
"GstBaseParseFrameFlags",
Layout {
size: size_of::<GstBaseParseFrameFlags>(),
alignment: align_of::<GstBaseParseFrameFlags>(),
},
),
(
"GstBaseSink",
Layout {
size: size_of::<GstBaseSink>(),
alignment: align_of::<GstBaseSink>(),
},
),
(
"GstBaseSinkClass",
Layout {
size: size_of::<GstBaseSinkClass>(),
alignment: align_of::<GstBaseSinkClass>(),
},
),
(
"GstBaseSrc",
Layout {
size: size_of::<GstBaseSrc>(),
alignment: align_of::<GstBaseSrc>(),
},
),
(
"GstBaseSrcClass",
Layout {
size: size_of::<GstBaseSrcClass>(),
alignment: align_of::<GstBaseSrcClass>(),
},
),
(
"GstBaseSrcFlags",
Layout {
size: size_of::<GstBaseSrcFlags>(),
alignment: align_of::<GstBaseSrcFlags>(),
},
),
(
"GstBaseTransform",
Layout {
size: size_of::<GstBaseTransform>(),
alignment: align_of::<GstBaseTransform>(),
},
),
(
"GstBaseTransformClass",
Layout {
size: size_of::<GstBaseTransformClass>(),
alignment: align_of::<GstBaseTransformClass>(),
},
),
(
"GstBitReader",
Layout {
size: size_of::<GstBitReader>(),
alignment: align_of::<GstBitReader>(),
},
),
(
"GstBitWriter",
Layout {
size: size_of::<GstBitWriter>(),
alignment: align_of::<GstBitWriter>(),
},
),
(
"GstByteReader",
Layout {
size: size_of::<GstByteReader>(),
alignment: align_of::<GstByteReader>(),
},
),
(
"GstByteWriter",
Layout {
size: size_of::<GstByteWriter>(),
alignment: align_of::<GstByteWriter>(),
},
),
(
"GstCollectData",
Layout {
size: size_of::<GstCollectData>(),
alignment: align_of::<GstCollectData>(),
},
),
(
"GstCollectPads",
Layout {
size: size_of::<GstCollectPads>(),
alignment: align_of::<GstCollectPads>(),
},
),
(
"GstCollectPadsClass",
Layout {
size: size_of::<GstCollectPadsClass>(),
alignment: align_of::<GstCollectPadsClass>(),
},
),
(
"GstCollectPadsStateFlags",
Layout {
size: size_of::<GstCollectPadsStateFlags>(),
alignment: align_of::<GstCollectPadsStateFlags>(),
},
),
(
"GstDataQueue",
Layout {
size: size_of::<GstDataQueue>(),
alignment: align_of::<GstDataQueue>(),
},
),
(
"GstDataQueueClass",
Layout {
size: size_of::<GstDataQueueClass>(),
alignment: align_of::<GstDataQueueClass>(),
},
),
(
"GstDataQueueItem",
Layout {
size: size_of::<GstDataQueueItem>(),
alignment: align_of::<GstDataQueueItem>(),
},
),
(
"GstDataQueueSize",
Layout {
size: size_of::<GstDataQueueSize>(),
alignment: align_of::<GstDataQueueSize>(),
},
),
(
"GstPushSrc",
Layout {
size: size_of::<GstPushSrc>(),
alignment: align_of::<GstPushSrc>(),
},
),
(
"GstPushSrcClass",
Layout {
size: size_of::<GstPushSrcClass>(),
alignment: align_of::<GstPushSrcClass>(),
},
),
];
const RUST_CONSTANTS: &[(&str, &str)] = &[
("(gint) GST_AGGREGATOR_START_TIME_SELECTION_FIRST", "1"),
("(gint) GST_AGGREGATOR_START_TIME_SELECTION_SET", "2"),
("(gint) GST_AGGREGATOR_START_TIME_SELECTION_ZERO", "0"),
("GST_BASE_PARSE_FLAG_DRAINING", "2"),
("GST_BASE_PARSE_FLAG_LOST_SYNC", "1"),
("(guint) GST_BASE_PARSE_FRAME_FLAG_CLIP", "4"),
("(guint) GST_BASE_PARSE_FRAME_FLAG_DROP", "8"),
("(guint) GST_BASE_PARSE_FRAME_FLAG_NEW_FRAME", "1"),
("(guint) GST_BASE_PARSE_FRAME_FLAG_NONE", "0"),
("(guint) GST_BASE_PARSE_FRAME_FLAG_NO_FRAME", "2"),
("(guint) GST_BASE_PARSE_FRAME_FLAG_QUEUE", "16"),
("(guint) GST_BASE_SRC_FLAG_LAST", "1048576"),
("(guint) GST_BASE_SRC_FLAG_STARTED", "32768"),
("(guint) GST_BASE_SRC_FLAG_STARTING", "16384"),
("GST_BASE_TRANSFORM_SINK_NAME", "sink"),
("GST_BASE_TRANSFORM_SRC_NAME", "src"),
("(guint) GST_COLLECT_PADS_STATE_EOS", "1"),
("(guint) GST_COLLECT_PADS_STATE_FLUSHING", "2"),
("(guint) GST_COLLECT_PADS_STATE_LOCKED", "16"),
("(guint) GST_COLLECT_PADS_STATE_NEW_SEGMENT", "4"),
("(guint) GST_COLLECT_PADS_STATE_WAITING", "8"),
];