X-Git-Url: https://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=test%2Ftim%2Fprune%2Ffunction%2Folc%2FOlcDecoderTest.java;fp=test%2Ftim%2Fprune%2Ffunction%2Folc%2FOlcDecoderTest.java;h=951a0819b48864c325550099f05e4409a2c420a6;hp=0000000000000000000000000000000000000000;hb=cd5dd0c207b676067e85e0885b90f05445b7e229;hpb=1db53356139320890a8d10e982865a1899e11b81

diff --git a/test/tim/prune/function/olc/OlcDecoderTest.java b/test/tim/prune/function/olc/OlcDecoderTest.java
new file mode 100644
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+++ b/test/tim/prune/function/olc/OlcDecoderTest.java
@@ -0,0 +1,75 @@
+package tim.prune.function.olc;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+
+/**
+ * JUnit tests for decoding of Open Location Codes (Pluscodes)
+ */
+class OlcDecoderTest
+{
+
+	@Test
+	void testDecodeStringsTooShort()
+	{
+		OlcArea area = OlcDecoder.decode(null);
+		assertEquals(area, null, "Decoding null gives null");
+		area = OlcDecoder.decode("");
+		assertEquals(area, null, "Decoding \"\" gives null");
+		area = OlcDecoder.decode("9");
+		assertEquals(area, null, "Decoding \"9\" gives null");
+		area = OlcDecoder.decode("9999999");
+		assertEquals(area, null, "Decoding \"9999999\" gives null");
+	}
+
+	@Test
+	void testDecodeStringsInvalid()
+	{
+		OlcArea area = OlcDecoder.decode("11111111");
+		assertEquals(area, null, "Decoding lots of 1s gives null");
+		area = OlcDecoder.decode("99999991");
+		assertEquals(area, null, "Decoding with a single 1 gives null");
+		area = OlcDecoder.decode("99999999");
+		assertNotEquals(area, null, "Decoding with all 9s gives non-null");
+		area = OlcDecoder.decode("00000000");
+		assertEquals(area, null, "Decoding with all padding gives null");
+		area = OlcDecoder.decode("99000000");
+		assertNotEquals(area, null, "Decoding with some padding gives non-null");
+	}
+
+	@Test
+	void testDecodeZeroes()
+	{
+		OlcArea area = OlcDecoder.decode("22000000");
+		assertNotEquals(area, null, "Decoding with padding gives non-null");
+		assertEquals(-90.0, area.minLat, 0.0, "South 90");
+		assertEquals(-70.0, area.maxLat, 0.0, "South 70");
+		assertEquals(-180.0, area.minLon, 0.0, "West 180");
+		assertEquals(-160.0, area.maxLon, 0.0, "West 160");
+	}
+
+	@Test
+	void testDecodeZeroes2()
+	{
+		OlcArea area = OlcDecoder.decode("22220000");
+		assertNotEquals(area, null, "Decoding with padding gives non-null");
+		assertEquals(-90.0, area.minLat, 0.0, "South 90");
+		assertEquals(-89.0, area.maxLat, 0.0, "South 89");
+		assertEquals(-180.0, area.minLon, 0.0, "West 180");
+		assertEquals(-179.0, area.maxLon, 0.0, "West 179");
+	}
+
+	@Test
+	void testMountainView()
+	{
+		OlcArea area = OlcDecoder.decode("6PH57VP3+PR6");
+		assertNotEquals(area, null, "Decoding with separator gives non-null");
+		System.out.println("Min lat: " + area.minLat);
+		System.out.println("Max lat: " + area.maxLat);
+		System.out.println("Min lon: " + area.minLon);
+		System.out.println("Max lon: " + area.maxLon);
+		assertTrue(area.maxLat > area.minLat, "latitude range");
+		assertTrue(area.maxLon > area.minLon, "longitude range");
+	}
+}