37 lines
1.1 KiB
Rust
37 lines
1.1 KiB
Rust
//! Static validation of the WGSL shaders. `cargo build` does not type-check
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//! WGSL (that happens at pipeline creation), so this parses and validates each
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//! shader with the same `naga` version wgpu uses — catching shader errors
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//! without needing a GPU or a display.
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fn validate(name: &str, src: &str) {
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let module = match naga::front::wgsl::parse_str(src) {
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Ok(m) => m,
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Err(e) => panic!("{name}: WGSL parse error:\n{}", e.emit_to_string(src)),
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};
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let mut validator = naga::valid::Validator::new(
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naga::valid::ValidationFlags::all(),
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naga::valid::Capabilities::all(),
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);
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if let Err(e) = validator.validate(&module) {
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panic!("{name}: WGSL validation error:\n{}", e.emit_to_string(src));
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}
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}
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#[test]
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fn mandelbrot_shader_is_valid() {
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validate(
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"mandelbrot.wgsl",
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include_str!("../src/shaders/mandelbrot.wgsl"),
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);
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}
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#[test]
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fn colorize_shader_is_valid() {
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validate("colorize.wgsl", include_str!("../src/shaders/colorize.wgsl"));
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}
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#[test]
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fn blit_shader_is_valid() {
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validate("blit.wgsl", include_str!("../src/shaders/blit.wgsl"));
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}
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