context("plot graph")
test_that("plot graph", {
library(tidygraph)
# .check_graph_plot_switches
expect_error(miaViz:::.check_graph_plot_switches(),
'argument "show.label" is missing')
expect_error(miaViz:::.check_graph_plot_switches(TRUE),
'argument "add.legend" is missing')
expect_error(miaViz:::.check_graph_plot_switches(TRUE, 1),
"'add_legend' must be either TRUE or FALSE")
expect_null(miaViz:::.check_graph_plot_switches(1, FALSE))
# .norm_layout_edge_type
expect_error(miaViz:::.norm_layout_edge_type(),
'argument "edge.type" is missing')
expect_error(miaViz:::.norm_layout_edge_type("meep","meep"),
"'arg' should be one")
#
data(GlobalPatterns)
data("row_graph")
data("col_graph")
se <- GlobalPatterns
# .get_graph_data
actual <- miaViz:::.get_graph_data(row_graph)
expect_s3_class(actual,c("tbl_graph","igraph"))
actual2 <- miaViz:::.add_graph_node_labels(actual,TRUE)
expect_s3_class(actual2$df,c("tbl_graph","igraph"))
df <- actual2$df %>% activate("nodes") %>% as.data.frame()
expect_named(df, c("name","label"))
expect_equal(df$name,df$label)
actual2 <- miaViz:::.add_graph_node_labels(actual,FALSE)
expect_s3_class(actual2$df,c("tbl_graph","igraph"))
df <- actual2$df %>% activate("nodes") %>% as.data.frame()
expect_named(df, c("name","label"))
expect_equal(df$name,df$label)
show_label <- c(TRUE,
rep(FALSE,
nrow(actual %>% activate("nodes") %>% as.data.frame())))
expect_error(miaViz:::.add_graph_node_labels(actual,show_label),
"If 'show.label' is logical")
show_label <- show_label[-length(show_label)]
actual2 <- miaViz:::.add_graph_node_labels(actual,show_label)
expect_named(actual2$df %>% activate("nodes") %>% as.data.frame(),
c("name","label"))
df <- actual2$df %>% activate("nodes") %>% as.data.frame()
expect_named(df, c("name","label"))
expect_true(all(is.na(df$label[-1])))
# .colnames_tbl_graph
expect_equal(miaViz:::.colnames_tbl_graph(actual,"nodes"),"name")
expect_equal(miaViz:::.colnames_tbl_graph(actual,"edges"),
c("from","to","weight"))
#
genus <- agglomerateByRank(GlobalPatterns,"Genus",na.rm=TRUE)
plot <- plotColGraph(col_graph,
genus,
colour.by = "SampleType",
edge.colour.by = "weight",
edge.width.by = "weight",
show.label = TRUE)
expect_s3_class(plot,"ggplot")
metadata(genus)$col_graph <- col_graph
plot2 <- plotColGraph(genus,
name = "col_graph",
colour.by = "SampleType",
edge.colour.by = "weight",
edge.width.by = "weight",
show.label = TRUE)
expect_true(all(plot$data == plot2$data))
})
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