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24 changes: 12 additions & 12 deletions R/graficar_predichos.R
Original file line number Diff line number Diff line change
Expand Up @@ -72,19 +72,19 @@ graficar_predichos <- function(modelo,
if (es_numerico) {
warning("mostrar_letras = TRUE se ignora para predictores numéricos. Solo se admite para factores categóricos.", call. = FALSE)
} else {
if (!requireNamespace("multcomp", quietly = TRUE)) {
stop("El paquete 'multcomp' es necesario para mostrar las letras de significancia. Instálelo con: install.packages('multcomp')", call. = FALSE)
}

cld_df <- tryCatch({
res <- multcomp::cld(emm, Letters = letters, alpha = alfa_letras, type = tipo_respuesta)
df_res <- as.data.frame(res)
df_res$.group <- gsub(" ", "", as.character(df_res$.group))
df_res
}, error = function(e) {
warning("No se pudieron calcular las letras de significancia (CLD): ", e$message, call. = FALSE)
cld_df <- if (requireNamespace("multcomp", quietly = TRUE) &&
requireNamespace("multcompView", quietly = TRUE)) {
tryCatch({
res <- multcomp::cld(emm, Letters = letters, alpha = alfa_letras, type = tipo_respuesta)
df_res <- as.data.frame(res)
df_res$.group <- gsub(" ", "", as.character(df_res$.group))
df_res
}, error = function(e) {
NULL
})
Comment on lines +82 to +84
} else {
NULL
})
}

if (!is.null(cld_df)) {
orig_levels <- levels(datos[[predictor]])
Expand Down
28 changes: 16 additions & 12 deletions R/posthoc_emmeans.R
Original file line number Diff line number Diff line change
Expand Up @@ -93,21 +93,25 @@ obtener_posthoc <- function(modelo,

# 3. Determinar el retorno basado en letras y graficos
if (isTRUE(letras)) {
cld_res <- tryCatch({
if (!requireNamespace("multcomp", quietly = TRUE)) {
cli::cli_abort("El paquete 'multcomp' es necesario para generar letras de significancia. Instálelo con: install.packages('multcomp')")
}
res <- multcomp::cld(emm, Letters = letters, alpha = 0.05, adjust = ajuste, type = tipo_respuesta)
df_res <- as.data.frame(res)
df_res$Grupo <- gsub(" ", "", as.character(df_res$.group))
df_res$.group <- NULL
df_res
}, error = function(e) {
cli::cli_warn("No se pudieron calcular las letras de significancia (CLD): {e$message}")
cld_res <- if (requireNamespace("multcomp", quietly = TRUE) &&
requireNamespace("multcompView", quietly = TRUE)) {
tryCatch({
res <- multcomp::cld(emm, Letters = letters, alpha = 0.05, adjust = ajuste, type = tipo_respuesta)
df_res <- as.data.frame(res)
df_res$Grupo <- gsub(" ", "", as.character(df_res$.group))
df_res$.group <- NULL
df_res
}, error = function(e) {
NULL
})
Comment on lines +104 to +106
} else {
NULL
})
}

tabla_retorno <- if (!is.null(cld_res)) cld_res else as.data.frame(summary(emm, type = tipo_respuesta))
if (!"Grupo" %in% names(tabla_retorno)) {
tabla_retorno$Grupo <- NA_character_
}

if (isTRUE(graficar)) {
# Retornar grafico de predichos con letras
Expand Down
28 changes: 28 additions & 0 deletions tests/testthat/test-tablas-graficos.R
Original file line number Diff line number Diff line change
Expand Up @@ -26,3 +26,31 @@ test_that("Table exports and publication plotting work correctly", {
p_int <- graficar_interaccion(m_int, factor_x = "Species", factor_traza = "Species", paleta = "viridis")
expect_s3_class(p_int, "ggplot")
})

test_that("Posthoc fallback keeps Grupo column when CLD dependencies are unavailable", {
m <- analizar_lm(iris, Sepal.Length ~ Species, diagnosticos = FALSE)

local_mocked_bindings(
requireNamespace = function(package, quietly = TRUE) FALSE,
.env = environment(obtener_posthoc)
)

ph <- obtener_posthoc(m, "Species", letras = TRUE)
expect_s3_class(ph, "data.frame")
expect_true("Grupo" %in% names(ph))
expect_true(all(is.na(ph$Grupo)))
})

test_that("graficar_predichos skips CLD gracefully when dependencies are unavailable", {
m <- analizar_lm(iris, Sepal.Length ~ Species, diagnosticos = FALSE)

local_mocked_bindings(
requireNamespace = function(package, quietly = TRUE) FALSE,
.env = environment(graficar_predichos)
)

expect_no_warning(
p <- graficar_predichos(m, "Species", tipo_grafico = "barras", mostrar_letras = TRUE)
)
expect_s3_class(p, "ggplot")
})
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