data_dir <- system.file("extdata/MAE.rds", package = "animalcules")
MAE <- readRDS(data_dir)
# Summary Plot Top
test_that("filter_summary_bar_density() is working", {
p <- filter_summary_bar_density(MAE,
samples_discard = c("subject_2", "subject_4"),
filter_type = "By Metadata",
sample_condition = "AGE"
)
expect_equal(length(p), 7)
})
# Summary Plot Bottom
test_that("filter_summary_bar_density() is working", {
p <- filter_summary_bar_density(MAE,
samples_discard = c("subject_2", "subject_4"),
filter_type = "By Metadata",
sample_condition = "SEX"
)
expect_equal(length(p), 7)
})
# Categorize
test_that("filter_categorize() is working", {
microbe <- MAE[["MicrobeGenetics"]]
samples <- as.data.frame(colData(microbe))
result <- filter_categorize(samples,
sample_condition = "AGE",
new_label = "AGE_GROUP",
bin_breaks = c(0, 55, 75, 100),
bin_labels = c("Young", "Adult", "Elderly")
)
expect_equal(dim(result$sam_table), c(50, 5))
expect_equal(length(result$plot.unbinned), 7)
expect_equal(length(result$plot.binned), 7)
})
## Relative Abundance Stacked Bar Plot
test_that("relabu_barplot() is working", {
p <- relabu_barplot(MAE,
tax_level = "family",
order_organisms = c("Retroviridae"),
sort_by = "organisms",
sample_conditions = c("SEX", "AGE"),
show_legend = TRUE
)
expect_equal(length(p), 7)
})
## Relative Abundance Heatmap
test_that("relabu_heatmap() is working", {
p <- relabu_heatmap(MAE,
tax_level = "genus",
sort_by = "conditions",
sample_conditions = c("SEX", "AGE")
)
expect_equal(length(p), 7)
})
## Relative Abundance Boxplot
test_that("relabu_boxplot() is working", {
p <- relabu_boxplot(MAE,
tax_level = "genus",
organisms = c("Escherichia", "Actinomyces"),
condition = "SEX",
datatype = "logcpm"
)
expect_equal(length(p), 8)
})
## Alpha Diversity Boxplot
test_that("alpha_div_boxplot() is working", {
p <- alpha_div_boxplot(
MAE = MAE,
tax_level = "genus",
condition = "DISEASE",
alpha_metric = "shannon"
)
expect_equal(length(p), 7)
})
## Alpha Diversity Statistical Test
test_that("do_alpha_div_test() is working", {
p <- do_alpha_div_test(
MAE = MAE,
tax_level = "genus",
condition = "DISEASE",
alpha_metric = "shannon",
alpha_stat = "T-test"
)
pval_wil <- round(p[1, 1, drop = TRUE], 2)
pval_t <- round(p[1, 2, drop = TRUE], 2)
expect_equal(pval_wil, 0.33)
expect_equal(pval_t, 0.42)
})
## Beta Diversity Heatmap
test_that("diversity_beta_heatmap() is working", {
p <- diversity_beta_heatmap(
MAE = MAE,
tax_level = "genus",
input_beta_method = "bray",
input_bdhm_select_conditions = "DISEASE",
input_bdhm_sort_by = "condition"
)
expect_equal(length(p), 7)
})
## Beta Diversity Boxplot
test_that("diversity_beta_boxplot() is working", {
p <- diversity_beta_boxplot(
MAE = MAE,
tax_level = "genus",
input_beta_method = "bray",
input_select_beta_condition = "DISEASE"
)
expect_equal(length(p), 7)
})
## Beta Diversity Test
test_that("diversity_beta_test() is working", {
p <- diversity_beta_test(
MAE = MAE,
tax_level = "genus",
input_beta_method = "bray",
input_select_beta_condition = "DISEASE",
input_select_beta_stat_method = "PERMANOVA",
input_num_permutation_permanova = 999
)
expect_equal(p$Df[1], 1)
expect_equal(p$Df[2], 48)
expect_equal(p$Df[3], 49)
})
# PCA
test_that("dimred_pca() is working", {
result <- dimred_pca(MAE,
tax_level = "genus",
color = "AGE",
shape = "DISEASE",
pcx = 1,
pcy = 2,
datatype = "logcpm"
)
expect_equal(dim(result$table), c(50, 4))
})
## PCoA
test_that("dimred_pcoa() is working", {
result <- dimred_pcoa(MAE,
tax_level = "genus",
color = "AGE",
shape = "DISEASE",
axx = 1,
axy = 2,
method = "bray"
)
expect_equal(dim(result$table), c(50, 4))
})
## tSNE
test_that("dimred_tsne() is working", {
result <- dimred_tsne(MAE,
tax_level = "phylum",
color = "AGE",
shape = "GROUP",
k = "3D",
initial_dims = 30,
perplexity = 10,
datatype = "logcpm"
)
expect_equal(length(result$plot), 8)
})
# Differential Analysis
test_that("differential_abundance() is working", {
p <- differential_abundance(MAE,
tax_level = "phylum",
input_da_condition = c("DISEASE"),
min_num_filter = 2,
input_da_padj_cutoff = 0.8
)
expect_equal(dim(p), c(8, 8))
})
# Biomarker
test_that("find_biomarker() is working", {
p <- find_biomarker(MAE,
tax_level = "genus",
input_select_target_biomarker = c("SEX"),
nfolds = 3,
nrepeats = 3,
seed = 99,
percent_top_biomarker = 0.2,
model_name = "logistic regression"
)
expect_equal(length(p), 3)
})
# inverse_simpson
test_that("inverse_simpson() is working", {
p <- inverse_simpson(seq_len(10))
p <- round(p, 2)
expect_equal(p, 7.86)
})
# counts_to_relabu
test_that("counts_to_relabu() is working", {
p <- counts_to_relabu(matrix(seq_len(12), 4))
expect_equal(nrow(p), 4)
})
# counts_to_logcpm
test_that("counts_to_logcpm() is working", {
p <- counts_to_logcpm(matrix(seq_len(12), 4))
expect_equal(nrow(p), 4)
})
# mae_pick_samples
test_that("mae_pick_samples() is working", {
p <- mae_pick_samples(MAE, isolate_samples = c("subject_9", "subject_14"))
expect_equal(length(p), 2)
})
# df_char_to_factor
test_that("df_char_to_factor() is working", {
p <- df_char_to_factor(matrix(seq_len(12)))
expect_equal(nrow(p), 12)
})
# percent
test_that("percent() is working", {
p <- percent(c(0.42, 0.15, 0.4, 0.563, 0.2))
expect_equal(p[1], "42.00%")
})
# is_categorical
test_that("is_categorical() is working", {
p <- is_categorical(2)
expect_true(p)
})
# is_integer0
test_that("is_integer0() is working", {
p <- is_integer0(2)
expect_false(p)
})
# is_integer1
test_that("is_integer1() is working", {
p <- is_integer1(2)
expect_false(p)
})
# pct2str
test_that("pct2str() is working", {
p <- pct2str(0.23)
expect_equal(p, "23.00")
})
# shannon
test_that("shannon() is working", {
p <- shannon(seq_len(10))
p <- round(p, 2)
expect_equal(p, 2.15)
})
# gini_simpson
test_that("gini_simpson() is working", {
p <- gini_simpson(seq_len(10))
p <- round(p, 2)
expect_equal(p, 0.87)
})
# grep_tid
test_that("grep_tid() is working", {
p <- grep_tid("ti|700015|org|Coriobacterium_glomerans_PW2")
expect_equal(p, "700015")
})
# find_taxonomy
test_that("find_taxonomy() is working", {
p <- find_taxonomy(1200)
expect_equal(p$Taxon$Taxon$TaxId, "131567")
})
# diversities
test_that("diversities() is working", {
p <- diversities(matrix(seq_len(12), nrow = 3), index = "shannon")
expect_equal(round(p[1], 2), 1.01)
})
# diversities_help
test_that("diversities_help() is working", {
p <- diversities_help(matrix(seq_len(12), nrow = 3), index = "shannon")
expect_equal(round(p[1], 2), 1.01)
})
# alpha_div_test
test_that("alpha_div_test() is working", {
df_test <- data.frame(
richness = seq_len(10),
condition = c(
rep(1, 5),
rep(0, 5)
)
)
p <- alpha_div_test(df_test, alpha_stat = "Wilcoxon rank sum test")
expect_equal(round(as.numeric(as.character(p$output[2])), 4), 0.0011)
})
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