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> # tests for age.at functions
> library(networkDynamic)
Loading required package: network

'network' 1.18.2 (2023-12-04), part of the Statnet Project
* 'news(package="network")' for changes since last version
* 'citation("network")' for citation information
* 'https://statnet.org' for help, support, and other information


'networkDynamic' 0.11.4 (2023-12-10?), part of the Statnet Project
* 'news(package="networkDynamic")' for changes since last version
* 'citation("networkDynamic")' for citation information
* 'https://statnet.org' for help, support, and other information

> library(testthat)
> 
> # ---------- edges.age.at tests ------
> test<-network.initialize(5)
> add.edges(test,tail = 1:4,head=2:5 )
> activate.edges(test,onset=0:2,terminus=1:3,e=1:3)
> 
> 
> expect_equal(edges.age.at(test,at=0),c(0,NA,NA,Inf))
> expect_equal(edges.age.at(test,at=2.5),c(NA,NA,0.5,Inf))
> 
> # test active default
> expect_equal(edges.age.at(test,at=0,active.default=FALSE),c(0,NA,NA,NA))
> 
> # test deleted edge
> delete.edges(test,e=2)
> 
> expect_equal(edges.age.at(test,at=1),c(NA,NA,NA,Inf))
> 
> # test restricted edge set
> expect_equal(edges.age.at(test,at=1,e=c(1,3,4)),c(NA,NA,Inf))
> 
> 
> # network size 0
> expect_equal(edges.age.at(network.initialize(0),at=0),logical(0))
> 
> # no edges in network
> expect_equal(edges.age.at(network.initialize(3),at=0),logical(0))
> 
> 
> # ------------------- test for dyads.age.at -------
> test<-network.initialize(5)
> add.edges(test,tail = 1:4,head=2:5 )
> activate.edges(test,onset=0:2,terminus=1:3,e=1:3)
> 
> expect_equal(dyads.age.at(test,at=0,tail=1,head=2),0)
> expect_equal(dyads.age.at(test,at=0,tail=2,head=1),NA) # reverse order
> expect_equal(dyads.age.at(test,at=1,tail=1,head=2),NA)
> 
> # check for out of sync tail and head
> expect_error(dyads.age.at(test,at=0,tail=1,head=2:3),regexp = 'must be the same length')
> 
> # check for multiple edges
> expect_equal(dyads.age.at(test,at=1,tail=1:2,head=2:3),c(NA,0))
> expect_equal(dyads.age.at(test,at=0,tail=1:2,head=2:3),c(0,NA))
> 
> # non existing edges
> expect_equal(dyads.age.at(test,at=1,tail=5,head=1),NA)
> 
> # head or tail out of range
> expect_equal(dyads.age.at(test,at=1,tail=5,head=6),NA) # no error returned
> 
> # deleted edges
> delete.edges(test,e=2)
> expect_equal(dyads.age.at(test,at=1,tail=1:2,head=2:3),c(NA,NA))
> 
> # active default test
> expect_equal(dyads.age.at(test,at=0,tail=4,head=5),Inf)
> expect_equal(dyads.age.at(test,at=0,tail=4,head=5,active.default=FALSE),NA)
> 
> # test edge format arge
> expect_equal(dyads.age.at(test,at=0),c(0,NA,Inf))
> out<-dyads.age.at(test,at=0,format.out='edgelist')
> expect_equal(out[,'tails'],c(1,3,4))
> expect_equal(out[,'heads'],c(2,4,5))
> expect_equal(out[,'ages'],c(0,NA,Inf))
> 
> out<-dyads.age.at(test,at=0,format.out='matrix')
> expect_equal(out,matrix(c(NA,  NA,  NA,  NA,  NA,   0,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA, Inf, NA),nrow=5,ncol=5))
> 
> # test symmetry for non directed case
> test%n%'directed'<-FALSE
> out<-dyads.age.at(test,at=0,format.out='matrix')
> expect_equal(out,matrix(c(NA,   0,  NA,  NA,  NA,   0,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA,  NA, Inf,  NA,  NA,  NA, Inf,  NA),nrow=5,ncol=5))
> 
> 
> # ----- test vertices.age.at -----
> test<-network.initialize(5)
> activate.vertices(test,v = 1:4,onset=0:3,terminus=1:4)
> expect_equal(vertices.age.at(test,at=0),c(0,NA,NA,NA,Inf))
> expect_equal(vertices.age.at(test,at=0,active.default=FALSE),c(0,NA,NA,NA,NA))
> expect_equal(vertices.age.at(network.initialize(0),at=0),logical(0))
> expect_equal(vertices.age.at(test,at=1,v=c(1,2,4,5)),c(NA,0,NA,Inf))
> 
> 
> 
> proc.time()
   user  system elapsed 
   1.90    0.17    2.04