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chore: Remove TODO in test #536

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Aug 13, 2024
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chore: Remove TODO in test #536

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19 changes: 8 additions & 11 deletions tket2/src/circuit.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -595,6 +595,8 @@ fn update_signature(
#[cfg(test)]
mod tests {
use cool_asserts::assert_matches;
use hugr::std_extensions::arithmetic::float_types::ConstF64;
use hugr::CircuitUnit;
use rstest::{fixture, rstest};

use hugr::types::Signature;
Expand Down Expand Up @@ -627,22 +629,17 @@ mod tests {
.unwrap()
}

/// 2-qubit circuit with a Hadamard, a CNOT, and a X gate.
/// 2-qubit circuit with a Hadamard, a CNOT, and an Rz gate.
#[fixture]
fn simple_circuit() -> Circuit {
build_simple_circuit(2, |circ| {
circ.append(Tk2Op::H, [0])?;
circ.append(Tk2Op::CX, [0, 1])?;
circ.append(Tk2Op::X, [1])?;

// TODO: Replace the `X` with the following once Hugr adds `CircuitBuilder::add_constant`.
// See https://github.com/CQCL/hugr/pull/1168

//let angle = circ.add_constant(ConstF64::new(0.5));
//circ.append_and_consume(
// Tk2Op::RzF64,
// [CircuitUnit::Linear(1), CircuitUnit::Wire(angle)],
//)?;
let angle = circ.add_constant(ConstF64::new(0.5));
circ.append_and_consume(
Tk2Op::RzF64,
[CircuitUnit::Linear(1), CircuitUnit::Wire(angle)],
)?;
Ok(())
})
.unwrap()
Expand Down
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