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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,43 +1,40 @@ | ||
| context("catColorPal") | ||
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| describe("catColorPal", { | ||
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| it("returns a vector of colors with attributes levels and pal", { | ||
| x <- as.factor(c("a", "b", "c", "a")) | ||
| res <- catColorPal(x) | ||
| expect_true(all(res == DEFAULT_CAT_COLORS[c(1,2,3,1)])) | ||
| expect_equal(attr(res, "levels"), levels(x)) | ||
| expect_equal(attr(res, "pal"), structure(DEFAULT_CAT_COLORS[1:3], names = levels(x))) | ||
| }) | ||
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| it ("accepts character vectors", { | ||
| x <- c("a", "b", "c", "a") | ||
| res <- catColorPal(x) | ||
| expect_true(all(res == DEFAULT_CAT_COLORS[c(1,2,3,1)])) | ||
| expect_equal(attr(res, "levels"), unique(x)) | ||
| expect_equal(attr(res, "pal"), structure(DEFAULT_CAT_COLORS[1:3], names = unique(x))) | ||
| }) | ||
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| it("accepts custom colors", { | ||
| x <- as.factor(c("a", "b", "c", "a")) | ||
| pal <- c("red", "green", "blue") | ||
| res <- catColorPal(x, colors = pal) | ||
| expect_true(all(res == pal[c(1,2,3,1)])) | ||
| expect_equal(attr(res, "levels"), levels(x)) | ||
| expect_equal(attr(res, "pal"), structure(pal, names = levels(x))) | ||
| }) | ||
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| it("handles missing values", { | ||
| x <- as.factor(c("a", "b", "c", "a", NA)) | ||
| res <- catColorPal(x) | ||
| expect_true(all(res == c(DEFAULT_CAT_COLORS[c(1,2,3,1)], "#EEEEEE"))) | ||
| }) | ||
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| it("can reset levels", { | ||
| x <- as.factor(c("a", "b", "a", "c")) | ||
| res <- catColorPal(x, levels = c("a", "b", "d")) | ||
| expect_true(all(res == c(DEFAULT_CAT_COLORS[c(1,2,1)], "#EEEEEE"))) | ||
| expect_equal(attr(res, "levels"), c("a", "b", "d")) | ||
| expect_equal(attr(res, "pal"), structure(DEFAULT_CAT_COLORS[1:3], names = c("a", "b", "d"))) | ||
| }) | ||
| test_that("returns a vector of colors with attributes levels and pal", { | ||
| x <- as.factor(c("a", "b", "c", "a")) | ||
| res <- catColorPal(x) | ||
| expect_true(all(res == DEFAULT_CAT_COLORS[c(1,2,3,1)])) | ||
| expect_equal(attr(res, "levels"), levels(x)) | ||
| expect_equal(attr(res, "pal"), structure(DEFAULT_CAT_COLORS[1:3], names = levels(x))) | ||
| }) | ||
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| test_that("accepts character vectors", { | ||
| x <- c("a", "b", "c", "a") | ||
| res <- catColorPal(x) | ||
| expect_true(all(res == DEFAULT_CAT_COLORS[c(1,2,3,1)])) | ||
| expect_equal(attr(res, "levels"), unique(x)) | ||
| expect_equal(attr(res, "pal"), structure(DEFAULT_CAT_COLORS[1:3], names = unique(x))) | ||
| }) | ||
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| test_that("accepts custom colors", { | ||
| x <- as.factor(c("a", "b", "c", "a")) | ||
| pal <- c("red", "green", "blue") | ||
| res <- catColorPal(x, colors = pal) | ||
| expect_true(all(res == pal[c(1,2,3,1)])) | ||
| expect_equal(attr(res, "levels"), levels(x)) | ||
| expect_equal(attr(res, "pal"), structure(pal, names = levels(x))) | ||
| }) | ||
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| test_that("handles missing values", { | ||
| x <- as.factor(c("a", "b", "c", "a", NA)) | ||
| res <- catColorPal(x) | ||
| expect_true(all(res == c(DEFAULT_CAT_COLORS[c(1,2,3,1)], "#EEEEEE"))) | ||
| }) | ||
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| test_that("can reset levels", { | ||
| x <- as.factor(c("a", "b", "a", "c")) | ||
| res <- catColorPal(x, levels = c("a", "b", "d")) | ||
| expect_true(all(res == c(DEFAULT_CAT_COLORS[c(1,2,1)], "#EEEEEE"))) | ||
| expect_equal(attr(res, "levels"), c("a", "b", "d")) | ||
| expect_equal(attr(res, "pal"), structure(DEFAULT_CAT_COLORS[1:3], names = c("a", "b", "d"))) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,69 +1,67 @@ | ||
| context("Continuous Color Scale") | ||
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| describe("continuousColorPal()", { | ||
| # Default colors | ||
| posCol <- "#0000FF" | ||
| zeroCol <- "#FFFFFF" | ||
| negCol <- "#FF0000" | ||
| # Custom colors | ||
| custZeroCol <- "#FF0000" | ||
| custPosCol <- "#00FF00" | ||
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| it ("returns a vector of colors with break points and color palette", { | ||
| cols <- continuousColorPal(1:100) | ||
| expect_is(cols, "character") | ||
| expect_true(all(grepl("^#[0-9A-F]{6}", cols))) | ||
| expect_false(is.null(attr(cols, "breaks"))) | ||
| expect_false(is.null(attr(cols, "pal"))) | ||
| }) | ||
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| it ("works with positive values", { | ||
| cols <- continuousColorPal(1:100) | ||
| expect_equal(cols[1], zeroCol) | ||
| expect_equal(cols[100], posCol) | ||
| }) | ||
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| it ("works with negative values", { | ||
| cols <- continuousColorPal(-1:-100) | ||
| expect_equal(cols[1], zeroCol) | ||
| expect_equal(cols[100], negCol) | ||
| }) | ||
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| it ("works with positive and negative values", { | ||
| cols <- continuousColorPal(-100:100) | ||
| expect_equal(cols[1], negCol) | ||
| expect_equal(cols[101], zeroCol) | ||
| expect_equal(cols[201], posCol) | ||
| }) | ||
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| it ("modifies the number of break points", { | ||
| cols1 <- continuousColorPal(1:100, 3) | ||
| cols2 <- continuousColorPal(1:100, 10) | ||
| expect_gt(length(unique(cols2)), length(unique(cols1))) | ||
| }) | ||
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| it ("accepts custom domains", { | ||
| cols <- continuousColorPal(1:100, domain = c(0, 1000)) | ||
| expect_equal(max(attr(cols, "breaks")), 1000) | ||
| expect_false(cols[100] == posCol) | ||
| }) | ||
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| it ("accepts custom break points", { | ||
| cols <- continuousColorPal(1:100, breaks = c(0, 80, 100)) | ||
| expect_true(all(cols[1:80] == zeroCol)) | ||
| expect_true(all(cols[81:100] == posCol)) | ||
| }) | ||
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| it ("accepts custom colors if custom break points", { | ||
| cols <- continuousColorPal(1:100, breaks = c(0, 80, 100), | ||
| colors = c(custZeroCol, custPosCol)) | ||
| expect_true(all(cols[1:80] == custZeroCol)) | ||
| expect_true(all(cols[81:100] == custPosCol)) | ||
| }) | ||
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| it ("ignores custom colors if automatic break points", { | ||
| cols <- continuousColorPal(1:100, colors = c(custZeroCol, custPosCol)) | ||
| expect_true(all(cols[1] == zeroCol)) | ||
| expect_true(all(cols[100] == posCol)) | ||
| }) | ||
| # Default colors | ||
| posCol <- "#0000FF" | ||
| zeroCol <- "#FFFFFF" | ||
| negCol <- "#FF0000" | ||
| # Custom colors | ||
| custZeroCol <- "#FF0000" | ||
| custPosCol <- "#00FF00" | ||
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| test_that("returns a vector of colors with break points and color palette", { | ||
| cols <- continuousColorPal(1:100) | ||
| expect_is(cols, "character") | ||
| expect_true(all(grepl("^#[0-9A-F]{6}", cols))) | ||
| expect_false(is.null(attr(cols, "breaks"))) | ||
| expect_false(is.null(attr(cols, "pal"))) | ||
| }) | ||
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| test_that("works with positive values", { | ||
| cols <- continuousColorPal(1:100) | ||
| expect_equal(cols[1], zeroCol) | ||
| expect_equal(cols[100], posCol) | ||
| }) | ||
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| test_that("works with negative values", { | ||
| cols <- continuousColorPal(-1:-100) | ||
| expect_equal(cols[1], zeroCol) | ||
| expect_equal(cols[100], negCol) | ||
| }) | ||
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| test_that("works with positive and negative values", { | ||
| cols <- continuousColorPal(-100:100) | ||
| expect_equal(cols[1], negCol) | ||
| expect_equal(cols[101], zeroCol) | ||
| expect_equal(cols[201], posCol) | ||
| }) | ||
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| test_that("modifies the number of break points", { | ||
| cols1 <- continuousColorPal(1:100, 3) | ||
| cols2 <- continuousColorPal(1:100, 10) | ||
| expect_gt(length(unique(cols2)), length(unique(cols1))) | ||
| }) | ||
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| test_that("accepts custom domains", { | ||
| cols <- continuousColorPal(1:100, domain = c(0, 1000)) | ||
| expect_equal(max(attr(cols, "breaks")), 1000) | ||
| expect_false(cols[100] == posCol) | ||
| }) | ||
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| test_that("accepts custom break points", { | ||
| cols <- continuousColorPal(1:100, breaks = c(0, 80, 100)) | ||
| expect_true(all(cols[1:80] == zeroCol)) | ||
| expect_true(all(cols[81:100] == posCol)) | ||
| }) | ||
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| test_that("accepts custom colors if custom break points", { | ||
| cols <- continuousColorPal(1:100, breaks = c(0, 80, 100), | ||
| colors = c(custZeroCol, custPosCol)) | ||
| expect_true(all(cols[1:80] == custZeroCol)) | ||
| expect_true(all(cols[81:100] == custPosCol)) | ||
| }) | ||
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| test_that("ignores custom colors if automatic break points", { | ||
| cols <- continuousColorPal(1:100, colors = c(custZeroCol, custPosCol)) | ||
| expect_true(all(cols[1] == zeroCol)) | ||
| expect_true(all(cols[100] == posCol)) | ||
| }) |
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