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Add unit tests for index customization #176

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Merged
rpkyle merged 4 commits into from
Feb 13, 2020
Merged

Add unit tests for index customization #176

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f7f2d83
:rotating_light: add unit tests
Feb 12, 2020
9edc088
Merge branch 'dev' into index-custom-unit-tests
rpkyle Feb 12, 2020
55b9314
Merge branch 'dev' into index-custom-unit-tests
rpkyle Feb 12, 2020
7069353
fix test failure
Feb 13, 2020
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52 changes: 52 additions & 0 deletions tests/testthat/test-index.R
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Original file line number Diff line number Diff line change
@@ -0,0 +1,52 @@
context("customindex")

test_that("Omitting required template keys produces warnings", {
string <-
"<!DOCTYPE html>
<html>
<head>
{%meta_tags%}
<title>Testing Again</title>
{%favicon%}
{%css_tags%}
</head>
<body>
{%app_entry%}
<footer>
{%config%}
{%scripts%}
</footer>
</body>
</html>"

app <- Dash$new()

expect_error(
app$index_string(gsub("\\{\\%config\\%\\}|\\{\\%scripts\\%\\}|\\{\\%app_entry\\%\\}", "", string)),
"Did you forget to include app_entry, config, scripts in your index string?"
)

expect_error(
app$index_string(gsub("\\{\\%scripts\\%\\}", "", string)),
"Did you forget to include scripts in your index string?"
)

expect_error(
app$index_string(gsub("\\{\\%app_entry\\%\\}", "", string)),
"Did you forget to include app_entry in your index string?"
)

expect_error(
app$index_string(gsub("\\{\\%config\\%\\}", "", string)),
"Did you forget to include config in your index string?"
)
})

test_that("Customizing title using `name` produces a warning", {

expect_warning(
Dash$new(name="Testing"),
"The supplied application title, 'Testing', should be set using the title() method, or passed via index_string() or interpolate_index(); it has been ignored, and 'dash' will be used instead.",
fixed=TRUE
)
})