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test: completes code coverage in blas/base/dznrm2 and blas/base/scnrm2 #2977

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Merged
merged 4 commits into from
Oct 12, 2024
Merged

test: completes code coverage in blas/base/dznrm2 and blas/base/scnrm2 #2977

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e0ac4e7
test: dznrm2
gururaj1512 Sep 23, 2024
640567c
test: scnrm2
gururaj1512 Sep 30, 2024
489c656
update: dznrm2 test-cases
gururaj1512 Oct 1, 2024
84bbad5
test: clarify method to calculate expected value and adjust notation
gururaj1512 Oct 1, 2024
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80 changes: 80 additions & 0 deletions lib/node_modules/@stdlib/blas/base/dznrm2/test/test.ndarray.js
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Original file line number Diff line number Diff line change
Expand Up @@ -105,6 +105,86 @@ tape( 'the function computes the L2-norm', function test( t ) {

actual = dznrm2( 3, zx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
zx = new Complex128Array([
1e150, // 1
1e150, // 1
1e150, // 2
1e150, // 2
1e150, // 3
1e150, // 3
1e150, // 4
1e150 // 4
]);
expected = 2.82842e+150;

actual = dznrm2( 4, zx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
zx = new Complex128Array([
1e-155, // 1
1e-155, // 1
1e-155, // 2
1e-155, // 2
1e-155, // 3
1e-155, // 3
1e-155, // 4
1e-155 // 4
]);
expected = 2.82843e-155;

actual = dznrm2( 4, zx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
zx = new Complex128Array([
1e150, // 1
1e50, // 1
1e150, // 2
1e50, // 2
1e150, // 3
1e50, // 3
1e150, // 4
1e50 // 4
]);
expected = 2.00000e150;

actual = dznrm2( 4, zx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
zx = new Complex128Array([
1e-155, // 1
1e50, // 1
1e-155, // 2
1e50, // 2
1e-155, // 3
1e50, // 3
1e-155, // 4
1e50 // 4
]);
expected = 2.00000e50;

actual = dznrm2( 4, zx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
zx = new Complex128Array([
1.4e-154, // 1
1.5e-154, // 1
1.4e-154, // 2
1.5e-154, // 2
1.4e-154, // 3
0, // 3
1.4e-154, // 4
0 // 4
]);
expected = 3.51283e-154;

actual = dznrm2( 4, zx, 1, 0 );
isApprox( t, actual, expected, 2.0 );
t.end();
});

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80 changes: 80 additions & 0 deletions lib/node_modules/@stdlib/blas/base/scnrm2/test/test.ndarray.js
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Original file line number Diff line number Diff line change
Expand Up @@ -105,6 +105,86 @@ tape( 'the function computes the L2-norm', function test( t ) {

actual = scnrm2( 3, cx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
cx = new Complex64Array([
5e+15, // 1
5e+15, // 1
5e+15, // 2
5e+15, // 2
5e+15, // 3
5e+15, // 3
5e+15, // 4
5e+15 // 4
]);
expected = 14142135623730952;

actual = scnrm2( 4, cx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
cx = new Complex64Array([
1e-20, // 1
1e-20, // 1
1e-20, // 2
1e-20, // 2
1e-20, // 3
1e-20, // 3
1e-20, // 4
1e-20 // 4
]);
expected = 2.82843e-20;

actual = scnrm2( 4, cx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
cx = new Complex64Array([
1e20, // 1
1e10, // 1
1e20, // 2
1e10, // 2
1e20, // 3
1e10, // 3
1e20, // 4
1e10 // 4
]);
expected = 200000000000000000000;

actual = scnrm2( 4, cx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
cx = new Complex64Array([
1e-20, // 1
1e10, // 1
1e-20, // 2
1e10, // 2
1e-20, // 3
1e10, // 3
1e-20, // 4
1e10 // 4
]);
expected = 20000000000;

actual = scnrm2( 4, cx, 1, 0 );
isApprox( t, actual, expected, 2.0 );

// Checked on Wolfram Alpha:
cx = new Complex64Array([
1e-19, // 1
1.08420217e-19, // 1
1e-19, // 2
1.08420217e-19, // 2
1e-19, // 3
0, // 3
1e-19, // 4
0 // 4
]);
expected = 2.52012e-19;

actual = scnrm2( 4, cx, 1, 0 );
isApprox( t, actual, expected, 2.0 );
t.end();
});

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