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Diffstat (limited to 'packages/taler-wallet-core/src/util/amounts-test.ts')
-rw-r--r-- | packages/taler-wallet-core/src/util/amounts-test.ts | 140 |
1 files changed, 0 insertions, 140 deletions
diff --git a/packages/taler-wallet-core/src/util/amounts-test.ts b/packages/taler-wallet-core/src/util/amounts-test.ts deleted file mode 100644 index afd8caa51..000000000 --- a/packages/taler-wallet-core/src/util/amounts-test.ts +++ /dev/null @@ -1,140 +0,0 @@ -/* - This file is part of GNU Taler - (C) 2020 Taler Systems S.A. - - GNU Taler is free software; you can redistribute it and/or modify it under the - terms of the GNU General Public License as published by the Free Software - Foundation; either version 3, or (at your option) any later version. - - GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY - WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR - A PARTICULAR PURPOSE. See the GNU General Public License for more details. - - You should have received a copy of the GNU General Public License along with - GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/> - */ - -import test from "ava"; - -import { Amounts, AmountJson } from "../util/amounts"; - -const jAmt = ( - value: number, - fraction: number, - currency: string, -): AmountJson => ({ value, fraction, currency }); - -const sAmt = (s: string): AmountJson => Amounts.parseOrThrow(s); - -test("amount addition (simple)", (t) => { - const a1 = jAmt(1, 0, "EUR"); - const a2 = jAmt(1, 0, "EUR"); - const a3 = jAmt(2, 0, "EUR"); - t.true(0 === Amounts.cmp(Amounts.add(a1, a2).amount, a3)); - t.pass(); -}); - -test("amount addition (saturation)", (t) => { - const a1 = jAmt(1, 0, "EUR"); - const res = Amounts.add(jAmt(Amounts.maxAmountValue, 0, "EUR"), a1); - t.true(res.saturated); - t.pass(); -}); - -test("amount subtraction (simple)", (t) => { - const a1 = jAmt(2, 5, "EUR"); - const a2 = jAmt(1, 0, "EUR"); - const a3 = jAmt(1, 5, "EUR"); - t.true(0 === Amounts.cmp(Amounts.sub(a1, a2).amount, a3)); - t.pass(); -}); - -test("amount subtraction (saturation)", (t) => { - const a1 = jAmt(0, 0, "EUR"); - const a2 = jAmt(1, 0, "EUR"); - let res = Amounts.sub(a1, a2); - t.true(res.saturated); - res = Amounts.sub(a1, a1); - t.true(!res.saturated); - t.pass(); -}); - -test("amount comparison", (t) => { - t.is(Amounts.cmp(jAmt(1, 0, "EUR"), jAmt(1, 0, "EUR")), 0); - t.is(Amounts.cmp(jAmt(1, 1, "EUR"), jAmt(1, 0, "EUR")), 1); - t.is(Amounts.cmp(jAmt(1, 1, "EUR"), jAmt(1, 2, "EUR")), -1); - t.is(Amounts.cmp(jAmt(1, 0, "EUR"), jAmt(0, 0, "EUR")), 1); - t.is(Amounts.cmp(jAmt(0, 0, "EUR"), jAmt(1, 0, "EUR")), -1); - t.is(Amounts.cmp(jAmt(1, 0, "EUR"), jAmt(0, 100000000, "EUR")), 0); - t.throws(() => Amounts.cmp(jAmt(1, 0, "FOO"), jAmt(1, 0, "BAR"))); - t.pass(); -}); - -test("amount parsing", (t) => { - t.is( - Amounts.cmp(Amounts.parseOrThrow("TESTKUDOS:0"), jAmt(0, 0, "TESTKUDOS")), - 0, - ); - t.is( - Amounts.cmp(Amounts.parseOrThrow("TESTKUDOS:10"), jAmt(10, 0, "TESTKUDOS")), - 0, - ); - t.is( - Amounts.cmp( - Amounts.parseOrThrow("TESTKUDOS:0.1"), - jAmt(0, 10000000, "TESTKUDOS"), - ), - 0, - ); - t.is( - Amounts.cmp( - Amounts.parseOrThrow("TESTKUDOS:0.00000001"), - jAmt(0, 1, "TESTKUDOS"), - ), - 0, - ); - t.is( - Amounts.cmp( - Amounts.parseOrThrow("TESTKUDOS:4503599627370496.99999999"), - jAmt(4503599627370496, 99999999, "TESTKUDOS"), - ), - 0, - ); - t.throws(() => Amounts.parseOrThrow("foo:")); - t.throws(() => Amounts.parseOrThrow("1.0")); - t.throws(() => Amounts.parseOrThrow("42")); - t.throws(() => Amounts.parseOrThrow(":1.0")); - t.throws(() => Amounts.parseOrThrow(":42")); - t.throws(() => Amounts.parseOrThrow("EUR:.42")); - t.throws(() => Amounts.parseOrThrow("EUR:42.")); - t.throws(() => Amounts.parseOrThrow("TESTKUDOS:4503599627370497.99999999")); - t.is( - Amounts.cmp( - Amounts.parseOrThrow("TESTKUDOS:0.99999999"), - jAmt(0, 99999999, "TESTKUDOS"), - ), - 0, - ); - t.throws(() => Amounts.parseOrThrow("TESTKUDOS:0.999999991")); - t.pass(); -}); - -test("amount stringification", (t) => { - t.is(Amounts.stringify(jAmt(0, 0, "TESTKUDOS")), "TESTKUDOS:0"); - t.is(Amounts.stringify(jAmt(4, 94000000, "TESTKUDOS")), "TESTKUDOS:4.94"); - t.is(Amounts.stringify(jAmt(0, 10000000, "TESTKUDOS")), "TESTKUDOS:0.1"); - t.is(Amounts.stringify(jAmt(0, 1, "TESTKUDOS")), "TESTKUDOS:0.00000001"); - t.is(Amounts.stringify(jAmt(5, 0, "TESTKUDOS")), "TESTKUDOS:5"); - // denormalized - t.is(Amounts.stringify(jAmt(1, 100000000, "TESTKUDOS")), "TESTKUDOS:2"); - t.pass(); -}); - -test("amount multiplication", (t) => { - t.is(Amounts.stringify(Amounts.mult(sAmt("EUR:1.11"), 0).amount), "EUR:0"); - t.is(Amounts.stringify(Amounts.mult(sAmt("EUR:1.11"), 1).amount), "EUR:1.11"); - t.is(Amounts.stringify(Amounts.mult(sAmt("EUR:1.11"), 2).amount), "EUR:2.22"); - t.is(Amounts.stringify(Amounts.mult(sAmt("EUR:1.11"), 3).amount), "EUR:3.33"); - t.is(Amounts.stringify(Amounts.mult(sAmt("EUR:1.11"), 4).amount), "EUR:4.44"); - t.is(Amounts.stringify(Amounts.mult(sAmt("EUR:1.11"), 5).amount), "EUR:5.55"); -}); |