1 files changed, 84 insertions, 0 deletions
diff --git a/versioning-lib/src/test/java/org/onap/sdc/common/versioning/services/impl/MajorVersionCalculatorImplTest.java b/versioning-lib/src/test/java/org/onap/sdc/common/versioning/services/impl/MajorVersionCalculatorImplTest.java
new file mode 100644
index 0000000..a40723c
--- /dev/null
+++ b/versioning-lib/src/test/java/org/onap/sdc/common/versioning/services/impl/MajorVersionCalculatorImplTest.java
@@ -0,0 +1,84 @@
+package org.onap.sdc.common.versioning.services.impl;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.sdc.common.versioning.services.types.VersionCreationMethod;
+
+import static org.junit.Assert.assertEquals;
+
+public class MajorVersionCalculatorImplTest {
+
+    private MajorVersionCalculatorImpl calculator;
+    private static final String INITIAL_VERSION = "1.0";
+
+    @Before
+    public void init() {
+        calculator = new MajorVersionCalculatorImpl();
+    }
+
+    @Test
+    public void calculateInitialVersionWithNullAndMajor() {
+        String expectedInitialVersion = calculator.calculate(null, VersionCreationMethod.major);
+        assertEquals(expectedInitialVersion, INITIAL_VERSION);
+    }
+
+    @Test
+    public void calculateInitialVersionWithNullAndMinor() {
+        String expectedValue = "0.1";
+        String actualValue = calculator.calculate(null, VersionCreationMethod.minor);
+        assertEquals(expectedValue, actualValue);
+    }
+
+    @Test
+    public void calculateMajorIncrement() {
+        String expectedValue = "2.0";
+        String actualValue = calculator.calculate(INITIAL_VERSION, VersionCreationMethod.major);
+        assertEquals(expectedValue, actualValue);
+    }
+
+    @Test
+    public void calculateMajorIncrementTwice() {
+        String expectedValue = "3.0";
+        String firstValue = calculator.calculate(INITIAL_VERSION, VersionCreationMethod.major);
+        String actualValue = calculator.calculate(firstValue, VersionCreationMethod.major);
+        assertEquals(expectedValue, actualValue);
+    }
+
+    @Test
+    public void calculateMinorIncrement() {
+        String expectedValue = "1.1";
+        String actualValue = calculator.calculate(INITIAL_VERSION, VersionCreationMethod.minor);
+        assertEquals(expectedValue, actualValue);
+    }
+
+    @Test
+    public void calculateMinorIncrementTwice() {
+        String expectedValue = "1.2";
+        String firstValue = calculator.calculate(INITIAL_VERSION, VersionCreationMethod.minor);
+        String actualValue = calculator.calculate(firstValue, VersionCreationMethod.minor);
+        assertEquals(expectedValue, actualValue);
+    }
+
+    @Test
+    public void calculateMinorIncrementEdgeCase() {
+        String expectedValue = "1.10";
+        String initialValue = "1.9";
+        String actualValue = calculator.calculate(initialValue, VersionCreationMethod.minor);
+        assertEquals(expectedValue, actualValue);
+    }
+
+    @Test
+    public void calculateMajorIncrementEdgeCase() {
+        String expectedValue = "2.0";
+        String initialValue = "1.7";
+        String actualValue = calculator.calculate(initialValue, VersionCreationMethod.major);
+        assertEquals(expectedValue, actualValue);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void calculateException() {
+        String initialValue = "1";
+        calculator.calculate(initialValue, VersionCreationMethod.minor);
+    }
+
+}
+\ No newline at end of file