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test: cover estimateSellProceeds edge cases (#403) #1270

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Merged
Chucks1093 merged 1 commit into from
Oct 27, 2026
Merged

test: cover estimateSellProceeds edge cases (#403) #1270

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29 changes: 28 additions & 1 deletion src/utils/__tests__/keyPriceDisplay.utils.test.ts
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import { describe, expect, it } from 'vitest';
import {
estimateSellProceeds,
formatCreatorKeyPriceDisplay,
formatDisplayKeyPrice,
resolveCreatorKeyPriceStroops,
Expand Down Expand Up @@ -43,6 +44,33 @@ describe('formatCreatorKeyPriceDisplay', () => {
});
});

describe('estimateSellProceeds', () => {
it('multiplies key price by sell quantity', () => {
expect(estimateSellProceeds(1_000_000, 50, 3)).toBe(3_000_000);
});

it('returns null when key price is null or undefined', () => {
expect(estimateSellProceeds(null, 50, 3)).toBeNull();
expect(estimateSellProceeds(undefined, 50, 3)).toBeNull();
});

it('returns null when current supply is null or undefined', () => {
expect(estimateSellProceeds(1_000_000, null, 3)).toBeNull();
expect(estimateSellProceeds(1_000_000, undefined, 3)).toBeNull();
});

it('returns null when sell quantity is zero or negative', () => {
expect(estimateSellProceeds(1_000_000, 50, 0)).toBeNull();
expect(estimateSellProceeds(1_000_000, 50, -1)).toBeNull();
});

it('returns null for non-finite inputs', () => {
expect(estimateSellProceeds(NaN, 50, 3)).toBeNull();
expect(estimateSellProceeds(1_000_000, Infinity, 3)).toBeNull();
expect(estimateSellProceeds(1_000_000, 50, Infinity)).toBeNull();
});
});

describe('formatKeyPrice', () => {
it('formats zero correctly with 4 decimal places', () => {
expect(formatKeyPrice(0n)).toBe('0.0000 XLM');
Expand All @@ -64,4 +92,3 @@ describe('formatKeyPrice', () => {
expect(formatKeyPrice(10_000_000_000n)).toBe('1,000.00 XLM');
});
});

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