<< assert_isfalse

Assertion functions

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assert_istrue

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Check that condition is true.

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Syntax

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assert_istrue(x)

r = assert_istrue(x)

[r, msg] = assert_istrue(x)

assert_istrue(x, err_msg)

r = assert_istrue(x, err_msg)

[r, msg] = assert_istrue(x, err_msg)

Input argument

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x

a logical value

err_msg

a string, the error message to be printed in case of failure (optional).

Output argument

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res

a logical value

msg

a string value, the error message. If x == true, then msg == ''. If x == false, then msg contains the error message.

Description

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Raises an error if x is false. Raises an error if x is not a logical.

Examples

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assert_istrue(3 == 3)

assert_istrue(3 == 4)

r = assert_istrue(false)

[r, msg] = assert_istrue(false)

[r, msg] = assert_istrue(3 == 4, 'your error message.')

See also

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assert_isfalse, assert_checkerror.

History

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Version	Description
1.0.0	initial version

Author

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Allan CORNET