From 21d9bcffa097fd858d3c9489b4fa7869b2473c6c Mon Sep 17 00:00:00 2001
From: Piotr Wilczek <piotrwilczek@gmail.com>
Date: Thu, 8 Apr 2021 14:51:32 +0300
Subject: [PATCH 1/2] Add minus

---
 app/src/main/java/com/piotrwilczek/testcoverage/Calculator.kt | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/app/src/main/java/com/piotrwilczek/testcoverage/Calculator.kt b/app/src/main/java/com/piotrwilczek/testcoverage/Calculator.kt
index 0979097..a6bd0e6 100644
--- a/app/src/main/java/com/piotrwilczek/testcoverage/Calculator.kt
+++ b/app/src/main/java/com/piotrwilczek/testcoverage/Calculator.kt
@@ -4,4 +4,6 @@ class Calculator {
     fun add(x: Int, y: Int) = x + y
 
     fun multiply(x: Int, y: Int) = x * y
+
+    fun minus(x: Int, y: Int) = x - y
 }

From 7e8b5219fae34065322cfa71298ac705113598ed Mon Sep 17 00:00:00 2001
From: Piotr Wilczek <piotrwilczek@gmail.com>
Date: Thu, 8 Apr 2021 14:55:14 +0300
Subject: [PATCH 2/2] Add test

---
 .../java/com/piotrwilczek/testcoverage/CalculatorTest.kt     | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/app/src/test/java/com/piotrwilczek/testcoverage/CalculatorTest.kt b/app/src/test/java/com/piotrwilczek/testcoverage/CalculatorTest.kt
index 34c0881..cb719bd 100644
--- a/app/src/test/java/com/piotrwilczek/testcoverage/CalculatorTest.kt
+++ b/app/src/test/java/com/piotrwilczek/testcoverage/CalculatorTest.kt
@@ -8,4 +8,9 @@ class CalculatorTest {
     fun addition() {
         assertEquals(4, Calculator().add(2, 2))
     }
+
+    @Test
+    fun minus() {
+        assertEquals(0, Calculator().minus(2, 2))
+    }
 }