Parameter mismatch exception even the parameter count is correct

Question

Please refer the below code.

Method signature in the Interface

OrganizationVM GetParty(int param1, int param2, int param3);

Test method

[TestMethod]
public void GetOrganizationByPartyRoleId()
    {
        int param1 = 1;int param2 = 1;int param3 = 1;
        OrganizationVM org = this.MockManager.GetParty(param1, param2, param3);
        Assert.IsNotNull(org);
    }

Test project's constructor

int partyId = 2;
mockPartyManager.Setup(mr => mr.GetParty(It.IsAny<int>(), It.IsAny<int>(), It.IsAny<int>())).Returns((int i) => organizationList.Where(x => x.partyID == i).Single());

This throws

Parameter count mismatch. exception. How to solve this issue.

score 2 · Accepted Answer · answered Sep 06 '17 at 08:58

2

You have GetParty(int param1, int param2, int param3) with 3 parameters, but in Returns call you are using only one. Change it to something like this

.Returns((int i, int j, int k) => organizationList.Where(x => x.partyID == i).Single());

answered Sep 06 '17 at 08:58

Jevgenij Nekrasov

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Parameter mismatch exception even the parameter count is correct

1 Answers1