From ce334320363618c6c1ed3d2ae598d49cae98753c Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Mon, 14 Nov 2016 03:37:47 +0100
Subject: add test cases for coin selection

---
 src/wallet-test.ts | 193 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 193 insertions(+)
 create mode 100644 src/wallet-test.ts

(limited to 'src/wallet-test.ts')

diff --git a/src/wallet-test.ts b/src/wallet-test.ts
new file mode 100644
index 000000000..144b2054c
--- /dev/null
+++ b/src/wallet-test.ts
@@ -0,0 +1,193 @@
+import {test, TestLib} from "testlib/talertest";
+import {mkAmount} from "./types";
+import * as wallet from "./wallet";
+
+
+test("coin selection 1", (t: TestLib) => {
+  let cds: any = [];
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 5, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 0, "EUR"),
+    },
+  });
+
+  let res = wallet.selectCoins(cds, mkAmount(2,0,"EUR"), mkAmount(0,5,"EUR"));
+  if (!res) {
+    t.fail();
+    return;
+  }
+  t.assert(res.length == 2);
+  t.pass();
+});
+
+
+test("coin selection 2", (t: TestLib) => {
+  let cds: any = [];
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 5, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 0, "EUR"),
+    },
+  });
+  // Merchant covers the fee, this one shouldn't be used
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 0, "EUR"),
+    },
+  });
+
+  let res = wallet.selectCoins(cds, mkAmount(2,0,"EUR"), mkAmount(0,5,"EUR"));
+  if (!res) {
+    t.fail();
+    return;
+  }
+  t.assert(res.length == 2);
+  t.pass();
+});
+
+
+test("coin selection 2", (t: TestLib) => {
+  let cds: any = [];
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 5, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 0, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 0, "EUR"),
+    },
+  });
+
+  let res = wallet.selectCoins(cds, mkAmount(2,0,"EUR"), mkAmount(0,2,"EUR"));
+  if (!res) {
+    t.fail();
+    return;
+  }
+  t.assert(res.length == 2);
+  t.pass();
+});
+
+
+
+test("coin selection 3", (t: TestLib) => {
+  let cds: any = [];
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 5, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 0, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 5, "EUR"),
+    },
+  });
+
+  let res = wallet.selectCoins(cds, mkAmount(2,0,"EUR"), mkAmount(0,2,"EUR"));
+  if (!res) {
+    t.fail();
+    return;
+  }
+  t.assert(res.length == 3);
+  t.pass();
+});
+
+
+test("coin selection 3", (t: TestLib) => {
+  let cds: any = [];
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 5, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 0, "EUR"),
+    },
+  });
+  cds.push({
+    coin: {
+      currentAmount: mkAmount(1, 0, "EUR"),
+    },
+    denom: {
+      value: mkAmount(1, 0, "EUR"),
+      fee_deposit: mkAmount(0, 5, "EUR"),
+    },
+  });
+
+  let res = wallet.selectCoins(cds, mkAmount(4,0,"EUR"), mkAmount(0,2,"EUR"));
+  t.assert(!res);
+  t.pass();
+
+});
-- 
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