test(isValidBoundingBox): add robust snapshot tests

Adds extensive snapshot testing. Final matcher to get updated addressing this issue.

Resolves: #32

tests/boundingBoxes/__snapshots__/isValidBoundingBox.test.js.snap

@@ -1,33 +1,25 @@
 // Jest Snapshot v1, https://goo.gl/fbAQLP
 
-exports[`Error Snapshot Testing. Throws error: expect([0, -95, 0, 0, 0, 0]).isValidBoundingBox 1`] = `
+exports[`Error Snapshot Testing. Throws error: Bounding box must be an array of either four or six elments 1`] = `
 "expect([west, south, (depth), east, north, (altitude)]).isValidBoundingBox()
 
-Bounding box southern value must be a number between -90 and 90.
+Bounding box must be an array of either four or six elments.
 
-Received:  [31m[0, -95, 0, 0, 0, 0][39m"
+Received:  [31m[0, 1, 2, 3, 4][39m"
 `;
 
-exports[`Error Snapshot Testing. Throws error: expect([0, 0, 0, 0, 0, 0]).not.isValidBoundingBox 1`] = `
-"[2mexpect([22m[31m[west, south, (depth), east, north, (altitude)][39m[2m).not.isValidBoundingBox()[22m
+exports[`Error Snapshot Testing. Throws error: Invalid input to matcher 1`] = `
+"[2mexpect([22m[31m[west, south, (depth), east, north, (altitude)][39m[2m).isValidBoundingBox()[22m
 
-Expected input to not be a four or six element bounding box array.
+Bounding box must be an array.
 
-Received:  [31m[0, 0, 0, 0, 0, 0][39m"
+Received:  [31mfalse[39m"
 `;
 
-exports[`Error Snapshot Testing. Throws error: expect([0, 0, 0, 0]).not.isValidBoundingBox 1`] = `
+exports[`Error Snapshot Testing. Throws error: Valid use case passes 1`] = `
 "expect([west, south, (depth), east, north, (altitude)]).not.isValidBoundingBox()
 
 Expected input to not be a four or six element bounding box array.
 
 Received:  [-20, 10, -10, 20]"
 `;
-
-exports[`Error Snapshot Testing. Throws error: expect([0, 0, 95, 0]).isValidBoundingBox 1`] = `
-"expect([west, south, (depth), east, north, (altitude)]).isValidBoundingBox()
-
-Bounding box northern value must be a number between -90 and 90.
-
-Received:  [0, 0, 0, 95]"
-`;

tests/boundingBoxes/isValidBoundingBox.test.js

@@ -20,25 +20,17 @@ describe('Invalid Use Cases', () => {
 })
 
 describe('Error Snapshot Testing. Throws error:', () => {
-    test('expect([0, 0, 0, 0]).not.isValidBoundingBox', () => {
+    test('Valid use case passes', () => {
         expect(() =>
             expect([-20, 10, -10, 20]).not.isValidBoundingBox()
         ).toThrowErrorMatchingSnapshot()
     })
 
-    test('expect([0, 0, 0, 0, 0, 0]).not.isValidBoundingBox', () => {
-        expect(() =>
-            expect([0, 0, 0, 0, 0, 0]).not.isValidBoundingBox()
-        ).toThrowErrorMatchingSnapshot()
-    })
-
-    test('expect([0, 0, 95, 0]).isValidBoundingBox', () => {
-        expect(() => expect([0, 0, 0, 95]).isValidBoundingBox()).toThrowErrorMatchingSnapshot()
+    test('Invalid input to matcher', () => {
+        expect(() => expect(false).isValidBoundingBox()).toThrowErrorMatchingSnapshot()
     })
 
-    test('expect([0, -95, 0, 0, 0, 0]).isValidBoundingBox', () => {
-        expect(() =>
-            expect([0, -95, 0, 0, 0, 0]).isValidBoundingBox()
-        ).toThrowErrorMatchingSnapshot()
+    test('Bounding box must be an array of either four or six elments', () => {
+        expect(() => expect([0, 1, 2, 3, 4]).isValidBoundingBox()).toThrowErrorMatchingSnapshot()
     })
 })