test: remove redundant fixtures and update tests

---
type: pre_commit_static_analysis_report
description: Results of running static analysis checks when committing changes.
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    status: passed
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---

Author: anandkaranubc

lib/node_modules/@stdlib/math/base/special/gammasgn/test/fixtures/python/data.json

@@ -45,6 +45,10 @@ def gen(x, name):
     ```
     """
     y = gammasgn(x)
+
+    # Convert all NaN values to 0 according to our convention:
+    y[np.isnan(y)] = 0
+
     data = {
         "x": x.tolist(),
         "expected": y.tolist()
@@ -60,25 +64,8 @@ def gen(x, name):
 
 def main():
     """Generate fixture data."""
-    # Random values across `x`:
-    x = np.random.random(1000)*100.0
-    gen(x, "random.json")
-
-    # Medium negative:
-    x = np.linspace(-709.78, -1.0, 1000)
-    gen(x, "medium_negative.json")
-
-    # Medium positive:
-    x = np.linspace(1.0, 709.78, 1000)
-    gen(x, "medium_positive.json")
-
-    # Small positive:
-    x = np.linspace(2.0**-54, 1.0, 1000)
-    gen(x, "small_positive.json")
-
-    # Small negative:
-    x = np.linspace(-1.0, -2.0**-54, 1000)
-    gen(x, "small_negative.json")
+    x = np.random.uniform(-1000, 1000, 2001)
+    gen(x, "data.json")
 
 
 if __name__ == "__main__":

lib/node_modules/@stdlib/math/base/special/gammasgn/test/fixtures/python/medium_negative.json

@@ -28,11 +28,7 @@ var gammasgn = require( './../lib' );
 
 // FIXTURES //
 
-var random = require( './fixtures/python/random.json' );
-var mediumNegative = require( './fixtures/python/medium_negative.json' );
-var mediumPositive = require( './fixtures/python/medium_positive.json' );
-var smallPositive = require( './fixtures/python/small_positive.json' );
-var smallNegative = require( './fixtures/python/small_negative.json' );
+var data = require( './fixtures/python/data.json' );
 
 
 // TESTS //
@@ -49,76 +45,12 @@ tape( 'the function computes the sign of the gamma function', function test( t )
 	var v;
 	var i;
 
-	x = random.x;
-	expected = random.expected;
+	x = data.x;
+	expected = data.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for small positive numbers', function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = smallPositive.x;
-	expected = smallPositive.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for medium positive numbers', function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = mediumPositive.x;
-	expected = mediumPositive.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for small negative numbers', function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = smallNegative.x;
-	expected = smallNegative.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for medium negative numbers', function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = mediumNegative.x;
-	expected = mediumNegative.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
+		t.strictEqual( v, expected[ i ], 'returns expected value' );
 	}
 	t.end();
 });

lib/node_modules/@stdlib/math/base/special/gammasgn/test/fixtures/python/medium_positive.json

@@ -37,11 +37,7 @@ var opts = {
 
 // FIXTURES //
 
-var random = require( './fixtures/python/random.json' );
-var mediumNegative = require( './fixtures/python/medium_negative.json' );
-var mediumPositive = require( './fixtures/python/medium_positive.json' );
-var smallPositive = require( './fixtures/python/small_positive.json' );
-var smallNegative = require( './fixtures/python/small_negative.json' );
+var data = require( './fixtures/python/data.json' );
 
 
 // TESTS //
@@ -58,76 +54,12 @@ tape( 'the function computes the sign of the gamma function', opts, function tes
 	var v;
 	var i;
 
-	x = random.x;
-	expected = random.expected;
+	x = data.x;
+	expected = data.expected;
 
 	for ( i = 0; i < x.length; i++ ) {
 		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for small positive numbers', opts, function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = smallPositive.x;
-	expected = smallPositive.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for medium positive numbers', opts, function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = mediumPositive.x;
-	expected = mediumPositive.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for small negative numbers', opts, function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = smallNegative.x;
-	expected = smallNegative.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
-	}
-	t.end();
-});
-
-tape( 'the function computes the sign of the gamma function for medium negative numbers', opts, function test( t ) {
-	var expected;
-	var x;
-	var v;
-	var i;
-
-	x = mediumNegative.x;
-	expected = mediumNegative.expected;
-
-	for ( i = 0; i < x.length; i++ ) {
-		v = gammasgn( x[ i ] );
-		t.strictEqual( v, expected[ i ], 'x: ' + x[ i ] + '. Value: ' + v + '. Expected: ' + expected[ i ] + '.' );
+		t.strictEqual( v, expected[ i ], 'returns expected value' );
 	}
 	t.end();
 });