Ohm-Management - Projektarbeit B-ME
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test.js 3.7KB

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  1. var assert = require("assert"),
  2. sprintfjs = require("../src/sprintf.js"),
  3. sprintf = sprintfjs.sprintf,
  4. vsprintf = sprintfjs.vsprintf
  5. describe("sprintfjs", function() {
  6. var pi = 3.141592653589793
  7. it("should return formated strings for simple placeholders", function() {
  8. assert.equal("%", sprintf("%%"))
  9. assert.equal("10", sprintf("%b", 2))
  10. assert.equal("A", sprintf("%c", 65))
  11. assert.equal("2", sprintf("%d", 2))
  12. assert.equal("2", sprintf("%i", 2))
  13. assert.equal("2", sprintf("%d", "2"))
  14. assert.equal("2", sprintf("%i", "2"))
  15. assert.equal('{"foo":"bar"}', sprintf("%j", {foo: "bar"}))
  16. assert.equal('["foo","bar"]', sprintf("%j", ["foo", "bar"]))
  17. assert.equal("2e+0", sprintf("%e", 2))
  18. assert.equal("2", sprintf("%u", 2))
  19. assert.equal("4294967294", sprintf("%u", -2))
  20. assert.equal("2.2", sprintf("%f", 2.2))
  21. assert.equal("3.141592653589793", sprintf("%g", pi))
  22. assert.equal("10", sprintf("%o", 8))
  23. assert.equal("%s", sprintf("%s", "%s"))
  24. assert.equal("ff", sprintf("%x", 255))
  25. assert.equal("FF", sprintf("%X", 255))
  26. assert.equal("Polly wants a cracker", sprintf("%2$s %3$s a %1$s", "cracker", "Polly", "wants"))
  27. assert.equal("Hello world!", sprintf("Hello %(who)s!", {"who": "world"}))
  28. })
  29. it("should return formated strings for complex placeholders", function() {
  30. // sign
  31. assert.equal("2", sprintf("%d", 2))
  32. assert.equal("-2", sprintf("%d", -2))
  33. assert.equal("+2", sprintf("%+d", 2))
  34. assert.equal("-2", sprintf("%+d", -2))
  35. assert.equal("2", sprintf("%i", 2))
  36. assert.equal("-2", sprintf("%i", -2))
  37. assert.equal("+2", sprintf("%+i", 2))
  38. assert.equal("-2", sprintf("%+i", -2))
  39. assert.equal("2.2", sprintf("%f", 2.2))
  40. assert.equal("-2.2", sprintf("%f", -2.2))
  41. assert.equal("+2.2", sprintf("%+f", 2.2))
  42. assert.equal("-2.2", sprintf("%+f", -2.2))
  43. assert.equal("-2.3", sprintf("%+.1f", -2.34))
  44. assert.equal("-0.0", sprintf("%+.1f", -0.01))
  45. assert.equal("3.14159", sprintf("%.6g", pi))
  46. assert.equal("3.14", sprintf("%.3g", pi))
  47. assert.equal("3", sprintf("%.1g", pi))
  48. assert.equal("-000000123", sprintf("%+010d", -123))
  49. assert.equal("______-123", sprintf("%+'_10d", -123))
  50. assert.equal("-234.34 123.2", sprintf("%f %f", -234.34, 123.2))
  51. // padding
  52. assert.equal("-0002", sprintf("%05d", -2))
  53. assert.equal("-0002", sprintf("%05i", -2))
  54. assert.equal(" <", sprintf("%5s", "<"))
  55. assert.equal("0000<", sprintf("%05s", "<"))
  56. assert.equal("____<", sprintf("%'_5s", "<"))
  57. assert.equal("> ", sprintf("%-5s", ">"))
  58. assert.equal(">0000", sprintf("%0-5s", ">"))
  59. assert.equal(">____", sprintf("%'_-5s", ">"))
  60. assert.equal("xxxxxx", sprintf("%5s", "xxxxxx"))
  61. assert.equal("1234", sprintf("%02u", 1234))
  62. assert.equal(" -10.235", sprintf("%8.3f", -10.23456))
  63. assert.equal("-12.34 xxx", sprintf("%f %s", -12.34, "xxx"))
  64. assert.equal('{\n "foo": "bar"\n}', sprintf("%2j", {foo: "bar"}))
  65. assert.equal('[\n "foo",\n "bar"\n]', sprintf("%2j", ["foo", "bar"]))
  66. // precision
  67. assert.equal("2.3", sprintf("%.1f", 2.345))
  68. assert.equal("xxxxx", sprintf("%5.5s", "xxxxxx"))
  69. assert.equal(" x", sprintf("%5.1s", "xxxxxx"))
  70. })
  71. it("should return formated strings for callbacks", function() {
  72. assert.equal("foobar", sprintf("%s", function() { return "foobar" }))
  73. assert.equal(Date.now(), sprintf("%s", Date.now)) // should pass...
  74. })
  75. })