}
            }
            configurations.conf.resolutionStrategy {
                force 'org:foo:1.0'
            }
        """

        when:
        run 'checkDeps'

        then:
        resolve.expectGraph {
            root(":", ":test:") {
                constraint("org:foo:1.1","org:foo:1.0")
                module("org:bar:1.0") {

	}

	return digest
}

// Sum256 returns the SHA256 checksum of the data.
func Sum256(data []byte) [Size]byte {
	if boring.Enabled {
		return boring.SHA256(data)
	}
	var d digest
	d.Reset()
	d.Write(data)
	return d.checkSum()
}

// Sum224 returns the SHA224 checksum of the data.
func Sum224(data []byte) [Size224]byte {
	if boring.Enabled {

                expectGetArtifact()
            }
            'org:foo:1.0' {
                expectGetMetadata()
                expectGetArtifact()
            }
        }
        run ':checkDeps'

        then:
        resolve.expectGraph {
            root(':', ':test:') {
                module('org:platform:1.0') {
                    constraint('org:bar:1.0').byConstraint()

                }
            }
        """
        repoB.createBranch('release')
        repoB.checkout('release')
        repoB.commit('version 1.2')
        repoB.createLightWeightTag('1.2')
        repoC.createBranch('release')
        repoC.checkout('release')
        repoC.commit('version 1.2')
        repoC.createLightWeightTag('1.2')
        createDirs("a", "b")

			hash.Write(msg)
			sum = hash.Sum(sum[:0])
			msg = append(msg, sum...)
			hash.Reset()
		}
		if !bytes.Equal(sum, checksum) {
			logger.Fatal(errSelfTestFailure, fmt.Sprintf("bitrot: %v selftest checksum mismatch: got %x - want %x", algorithm, sum, checksum))
		}
	}

                implementation libs.my.great.lib
            }
        """

        when:
        lib.pom.expectGet()
        lib.artifact.expectGet()

        then:
        run ':checkDeps'

        then:
        resolve.expectGraph {
            root(":", ":test:") {
                module('org.gradle.test:lib:1.0')
            }
        }

}

// Checksum returns the CRC-64 checksum of data
// using the polynomial represented by the [Table].
func Checksum(data []byte, tab *Table) uint64 { return update(0, tab, data) }

// tableSum returns the ISO checksum of table t.
func tableSum(t *Table) uint64 {
	var a [2048]byte
	b := a[:0]
	if t != nil {

                expectGetArtifact()
            }
            'org:baz:1.0' {
                expectGetMetadata()
                expectGetArtifact()
            }
        }
        run ':checkDeps'

        then:
        resolve.expectGraph {
            root(':', ':test:') {
                module('org:bar:1.0') {
                    edge('org:baz:{strictly 1.0}', 'org:baz:1.0')

            }
        }

        then:
        if (requested == 'qa') {
            run ':checkDeps'
            resolve.expectGraph {
                root(":", ":test:") {
                    module('org.test:module:1.0')
                }
            }
        } else {
            fails ':checkDeps'

            dependencies {
                api "org:main:1.0"
            }
        """

        when:
        mainModule.ivy.expectGet()
        mainModule.artifact.expectGet()
        run ':checkDeps'

        then:
        resolve.expectGraph {
            root(":", ":test:") {
                module('org:main:1.0')
            }
        }
    }