PauliTests.qs

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.


namespace Microsoft.Quantum.Tests {
    open Microsoft.Quantum.Primitive;
    open Microsoft.Quantum.Canon;

    
    operation MeasureWithScratchTest() : () {
        body {
            using (register = Qubit[2]) {
                PrepareEntangledState([register[0]], [register[1]]);
                X(register[1]);

                let xxScratch = MeasureWithScratch([PauliX; PauliX], register);
                let xx = Measure([PauliX; PauliX], register);
                if (xx != xxScratch) {
                    fail "〈XX〉: MeasureWithScratch and Measure disagree";
                }

                let yyScratch = MeasureWithScratch([PauliY; PauliY], register);
                let yy = Measure([PauliY; PauliY], register);
                if (yy != yyScratch) {
                    fail "〈yy〉: MeasureWithScratch and Measure disagree";
                }

                let zzScratch = MeasureWithScratch([PauliZ; PauliZ], register);
                let zz = Measure([PauliZ; PauliZ], register);
                if (zz != zzScratch) {
                    fail "〈ZZ〉: MeasureWithScratch and Measure disagree";
                }

                ResetAll(register);
            }
        }
    }

}