// decimal floats
	assert(0. == 0.0)
	assert(.0 == 0.0)
	assert(1_0. == 10.0)
	assert(.0_1 == 0.01)
	assert(1_0.0_1 == 10.01)
	assert(1_0.0_1i == complex(0, 10.01))

	assert(0.e1_0 == 0.0e10)
	assert(.0e1_0 == 0.0e10)
	assert(1_0.e1_0 == 10.0e10)
	assert(.0_1e1_0 == 0.01e10)
	assert(1_0.0_1e1_0 == 10.01e10)
	assert(1_0.0_1e1_0i == complex(0, 10.01e10))

	// hexadecimal floats
	assert(equal(0x1p-2, 0.25))

	// an OIDC Provider Configuration Information document, corresponding
	// to the Kubernetes Service Account key issuer.
	// https://openid.net/specs/openid-connect-discovery-1_0.html
	OpenIDConfigPath = "/.well-known/openid-configuration"

	// JWKSPath is the URL path at which the API server serves a JWKS
	// containing the public keys that may be used to sign Kubernetes
	// Service Account keys.

	_ = 123.123e-10
	_ = 0123.0123e+456

	_ = 1_2_3.
	_ = 0_123.

	_ = 0_0e0
	_ = 1_2_3e0
	_ = 0_123e0

	_ = 0e-0_0
	_ = 1_2_3e+0
	_ = 0123e1_2_3

	_ = 0.e+1
	_ = 123.e-1_0
	_ = 01_23.e123

	_ = .0e-1
	_ = .123e+10
	_ = .0123e123

	_ = 1_2_3.123
	_ = 0123.01_23

	// hexadecimal floats
	_ = 0x0.p+0
	_ = 0xdeadcafe.p-10
	_ = 0x1234.p123

        !accept("!@#%", "%#@!")
        !accept("hey joe", "hoe hey")
    }

    def "does not accept candidate version that differs in separator"() {
        expect:
        !accept("1.0", "1_0")
        !accept("1_0", "1-0")
        !accept("1-0", "1+0")
        !accept("1.a.2", "1a2")
    }

    def "does not accept candidate version that has different number of trailing .0's"() {
        expect:

	_	= 123.123e-10
	_	= 0123.0123e+456

	_	= 1_2_3.
	_	= 0_123.

	_	= 0_0e0
	_	= 1_2_3e0
	_	= 0_123e0

	_	= 0e-0_0
	_	= 1_2_3e+0
	_	= 0123e1_2_3

	_	= 0.e+1
	_	= 123.e-1_0
	_	= 01_23.e123

	_	= .0e-1
	_	= .123e+10
	_	= .0123e123

	_	= 1_2_3.123
	_	= 0123.01_23

	// hexadecimal floats
	_	= 0x0.p+0
	_	= 0xdeadcafe.p-10
	_	= 0x1234.p123

	_ = 123.123E-10
	_ = 0123.0123e+456

	_ = 1_2_3.
	_ = 0_123.

	_ = 0_0e0
	_ = 1_2_3e0
	_ = 0_123e0

	_ = 0e-0_0
	_ = 1_2_3E+0
	_ = 0123E1_2_3

	_ = 0.e+1
	_ = 123.E-1_0
	_ = 01_23.e123

	_ = .0e-1
	_ = .123E+10
	_ = .0123E123

	_ = 1_2_3.123
	_ = 0123.01_23

	// hexadecimal floats
	_ = 0x0.p+0
	_ = 0Xdeadcafe.p-10
	_ = 0x1234.P123

	_	= 123.123E-10
	_	= 0123.0123e+456

	_	= 1_2_3.
	_	= 0_123.

	_	= 0_0e0
	_	= 1_2_3e0
	_	= 0_123e0

	_	= 0e-0_0
	_	= 1_2_3E+0
	_	= 0123E1_2_3

	_	= 0.e+1
	_	= 123.E-1_0
	_	= 01_23.e123

	_	= .0e-1
	_	= .123E+10
	_	= .0123E123

	_	= 1_2_3.123
	_	= 0123.01_23

	// hexadecimal floats
	_	= 0x0.p+0
	_	= 0Xdeadcafe.p-10
	_	= 0x1234.P123

	_ = 123.123E-10
	_ = 0123.0123e+456

	_ = 1_2_3.
	_ = 0_123.

	_ = 0_0e0
	_ = 1_2_3e0
	_ = 0_123e0

	_ = 0e-0_0
	_ = 1_2_3E+0
	_ = 0123E1_2_3

	_ = 0.e+1
	_ = 123.E-1_0
	_ = 01_23.e123

	_ = .0e-1
	_ = .123E+10
	_ = .0123E123

	_ = 1_2_3.123
	_ = 0123.01_23

	// hexadecimal floats
	_ = 0x0.p+0
	_ = 0Xdeadcafe.p-10
	_ = 0x1234.P123

	assert(0_0e0 == 0.)
	assert(1_2_3e0 == 123.)
	assert(0_123e0 == 123.)

	assert(0e-0_0 == 0.)
	assert(1_2_3E+0 == 123.)
	assert(0123E1_2_3 == 123e123)

	assert(0.e+1 == 0.)
	assert(123.E-1_0 == 123e-10)
	assert(01_23.e123 == 123e123)

	assert(.0e-1 == .0)
	assert(.123E+10 == .123e10)
	assert(.0123E123 == .0123e123)

	assert(1_2_3.123 == 123.123)
	assert(0123.01_23 == 123.0123)

        "1.0.0"   | "1.0.0"
        "!@#%"    | "!@#%"
        "hey joe" | "hey joe"
    }

    def "versions that differ only in separators are equal"() {
        expect:
        compare("1.0", "1_0") == 0
        compare("1_0", "1-0") == 0
        compare("1-0", "1+0") == 0
        compare("1.a.2", "1a2") == 0 // number-word and word-number boundaries are considered separators
    }