diff options
author | Arne Juul <arnej@verizonmedia.com> | 2020-07-08 08:06:54 +0000 |
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committer | Arne Juul <arnej@verizonmedia.com> | 2020-07-15 15:39:19 +0000 |
commit | 576b4e2d9b35440d7cf0e6ccf19213b2d5cd6102 (patch) | |
tree | baa50399b1e794279d8796846ff512a9acb1a671 /vespajlib/src/test/java/com/yahoo/geo | |
parent | 032ada87b533a581d1ea05f99d6d88146b0b5b5c (diff) |
add simpler utility for degree parsing
Diffstat (limited to 'vespajlib/src/test/java/com/yahoo/geo')
-rw-r--r-- | vespajlib/src/test/java/com/yahoo/geo/ParseDegreeTestCase.java | 266 |
1 files changed, 266 insertions, 0 deletions
diff --git a/vespajlib/src/test/java/com/yahoo/geo/ParseDegreeTestCase.java b/vespajlib/src/test/java/com/yahoo/geo/ParseDegreeTestCase.java new file mode 100644 index 00000000000..3ca2d7ce4f8 --- /dev/null +++ b/vespajlib/src/test/java/com/yahoo/geo/ParseDegreeTestCase.java @@ -0,0 +1,266 @@ +// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root. +package com.yahoo.geo; + +import org.junit.Test; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.assertFalse; +import static org.junit.Assert.assertTrue; + +/** + * Tests for the ParseDegree class. + * + * @author arnej27959 + */ +public class ParseDegreeTestCase { + + private static final double delta = 0.000000000001; + + private ParseDegree parser; + + private void checkLat(boolean ans, String to_parse, double expected) { + parser = new ParseDegree(ans, to_parse); + assertEquals(expected, parser.latitude, delta); + assertTrue(parser.foundLatitude); + assertFalse(parser.foundLongitude); + } + private void checkLon(boolean ans, String to_parse, double expected) { + parser = new ParseDegree(ans, to_parse); + assertEquals(expected, parser.longitude, delta); + assertFalse(parser.foundLatitude); + assertTrue(parser.foundLongitude); + } + private void checkLat(String to_parse, double expected) { + checkLat(true, to_parse, expected); + checkLat(false, to_parse, expected); + } + private void checkLon(String to_parse, double expected) { + checkLon(true, to_parse, expected); + checkLon(false, to_parse, expected); + } + + private void checkZeroLat(boolean ans, String to_parse) { + checkLat(ans, to_parse, 0d); + } + + private void checkZeroLon(boolean ans, String to_parse) { + checkLon(ans, to_parse, 0d); + } + + /** + * Tests different inputs that should all produce 0 or -0. + */ + @Test + public void testZero() { + checkZeroLat(true, "0"); + checkZeroLat(true, "0.0"); + checkZeroLat(true, "0o0.0"); + checkZeroLat(true, "0o0'0"); + checkZeroLat(true, "0\u00B00'0"); + + checkZeroLon(false, "0"); + checkZeroLon(false, "0.0"); + checkZeroLon(false, "0o0.0"); + checkZeroLon(false, "0o0'0"); + checkZeroLon(false, "0\u00B00'0"); + + checkZeroLat(false, "N0"); + checkZeroLat(false, "N0.0"); + checkZeroLat(false, "N0\u00B00'0"); + checkZeroLat(false, "S0"); + checkZeroLat(false, "S0.0"); + checkZeroLat(false, "S0o0'0"); + checkZeroLat(false, "S0\u00B00'0"); + + checkZeroLon(true, "E0"); + checkZeroLon(true, "E0.0"); + checkZeroLon(true, "E0\u00B00'0"); + checkZeroLon(true, "W0"); + checkZeroLon(true, "W0.0"); + checkZeroLon(true, "W0o0'0"); + checkZeroLon(true, "W0\u00B00'0"); + } + + /** + * Tests inputs that are close to 0. + */ + @Test + public void testNearZero() { + checkLat("N0.0001", 0.0001); + checkLat("S0.0001", -0.0001); + checkLon("E0.0001", 0.0001); + checkLon("W0.0001", -0.0001); + + checkLat("N0.000001", 0.000001); + checkLat("S0.000001", -0.000001); + checkLon("E0.000001", 0.000001); + checkLon("W0.000001", -0.000001); + + checkLat("N0\u00B00'1", 1/3600d); + checkLat("S0\u00B00'1", -1/3600d); + checkLon("E0\u00B00'1", 1/3600d); + checkLon("W0\u00B00'1", -1/3600d); + } + + /** + * Tests inputs that are close to latitude 90/-90 degrees and longitude 180/-180 degrees. + */ + @Test + public void testNearBoundary() { + checkLat("N89.9999", 89.9999); + checkLat("S89.9999", -89.9999); + checkLon("E179.9999", 179.9999); + checkLon("W179.9999", -179.9999); + + checkLat("N89.999999", 89.999999); + checkLat("S89.999999", -89.999999); + checkLon("E179.999999", 179.999999); + checkLon("W179.999999", -179.999999); + + checkLat("N89\u00B059'59", 89+59/60d+59/3600d); + checkLat("S89\u00B059'59", -(89+59/60d+59/3600d)); + checkLon("E179\u00B059'59", 179+59/60d+59/3600d); + checkLon("W179\u00B059'59", -(179+59/60d+59/3600d)); + } + + /** + * Tests inputs that are on latitude 90/-90 degrees and longitude 180/-180 degrees. + */ + @Test + public void testOnBoundary() { + checkLat("N90", 90d); + checkLat("N90\u00B00'0", 90d); + checkLat("S90", -90d); + checkLat("S90\u00B00'0", -90d); + + checkLon("E180", 180d); + checkLon("E180\u00B00'0", 180d); + checkLon("W180", -180d); + checkLon("W180\u00B00'0", -180d); + } + + /** + * Tests inputs that are above latitude 90/-90 degrees and longitude 180/-180 degrees. + */ + @Test + public void testAboveBoundary() { + String message = ""; + try { + parser = new ParseDegree(false, "N90.0001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-90,+90]: 90.0001", message); + try { + parser = new ParseDegree(false, "S90.0001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-90,+90]: -90.0001", message); + try { + parser = new ParseDegree(true, "E180.0001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-180,+180]: 180.0001", message); + try { + parser = new ParseDegree(true, "W180.0001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-180,+180]: -180.0001", message); + try { + parser = new ParseDegree(false, "N90.000001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-90,+90]: 90.000001", message); + try { + parser = new ParseDegree(false, "S90.000001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-90,+90]: -90.000001", message); + try { + parser = new ParseDegree(true, "E180.000001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-180,+180]: 180.000001", message); + try { + parser = new ParseDegree(true, "W180.000001"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("out of range [-180,+180]: -180.000001", message); + } + + /** + * Tests various inputs that contain syntax errors. + */ + @Test + public void testInputErrors() { + String message = ""; + try { + parser = new ParseDegree(false, "N90S90"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("already set direction once, cannot add direction: S", message); + try { + parser = new ParseDegree(false, "E120W120"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("already set direction once, cannot add direction: W", message); + try { + parser = new ParseDegree(false, "E"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("end of field without any number seen", message); + try { + parser = new ParseDegree(false, ""); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("end of field without any number seen", message); + try { + parser = new ParseDegree(false, "NW25"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("already set direction once, cannot add direction: W", message); + try { + parser = new ParseDegree(false, "N16.25\u00B0"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("cannot have fractional degrees before degrees sign", message); + try { + parser = new ParseDegree(false, "N16\u00B022.40'"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("cannot have fractional minutes before minutes sign", message); + try { + parser = new ParseDegree(false, ""); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("end of field without any number seen", message); + try { + parser = new ParseDegree(false, "Yahoo!"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("invalid character: Y", message); + try { + parser = new ParseDegree(false, "N63O025.105"); + } catch (IllegalArgumentException e) { + message = e.getMessage(); + } + assertEquals("invalid character: O", message); + } + +} |