Add GenesisProtocol.getBoostedProposalsCount (#333)

lib/wrappers/genesisProtocol.ts

@@ -352,6 +352,21 @@ export class GenesisProtocolWrapper extends IntVoteInterfaceWrapper implements S
     return this.contract.threshold(gpParametersHash, options.avatar);
   }
 
+  /**
+   * Returns a promise of the number of boosted proposals, not including those
+   * that have expired but have not yet been executed to update their status.
+   */
+  public async getBoostedProposalsCount(avatar: Address): Promise<BigNumber> {
+
+    if (!avatar) {
+      throw new Error("avatar is not defined");
+    }
+
+    this.logContractFunctionCall("GenesisProtocol.getBoostedProposalsCount", { avatar });
+
+    return this.contract.getBoostedProposalsCount(avatar);
+  }
+
   /**
    * Return the current balances on this GenesisProtocol's staking and the given avatar's native tokens.
    * This can be useful, for example, if you want to know in advance whether the avatar has enough funds

test/genesisProtocol.ts

@@ -537,6 +537,16 @@ describe("GenesisProtocol", () => {
     assert.isOk(result.tx);
   });
 
+  it("can call getBoostedProposalsCount", async () => {
+    const proposalId = await createProposal();
+
+    await stakeProposalVote(proposalId, BinaryVoteResult.Yes, 10);
+
+    const count = await genesisProtocol.getBoostedProposalsCount(dao.avatar.address);
+    assert(typeof count !== "undefined");
+    assert(count.eq(1));
+  });
+
   it("can call getScore", async () => {
     const proposalId = await createProposal();
     const result = await genesisProtocol.getScore({
@@ -546,7 +556,6 @@ describe("GenesisProtocol", () => {
   });
 
   it("can call getThreshold", async () => {
-    const proposalId = await createProposal();
     const result = await genesisProtocol.getThreshold({
       avatar: dao.avatar.address,
     });