From: A metrics suite for JUnit test code: a multiple case study on open source software
 | Cluster 1 | Cluster 2 | Cluster 3 | Cluster 4 | Cluster 5 | |
---|---|---|---|---|---|---|
Nb. Obs. | 587 | 267 | 118 | 38 | 17 | |
TLOC | Min | 6 | 8 | 10 | 16 | 18 |
Max | 1280 | 2035 | 2236 | 2624 | 4063 | |
Mean (μ) | 84.78 | 146.99 | 289.71 | 399.08 | 779.59 | |
Std. Dev (σ) | 110.60 | 208.20 | 434.08 | 605.59 | 996.46 | |
Coef. of var (C v  = σ/μ) | 1.304 | 1.416 | 1.498 | 1.517 | 1.278 | |
TASSERT | Min | 0 | 0 | 0 | 1 | 2 |
Max | 329 | 1058 | 1014 | 1156 | 396 | |
Mean (μ) | 17.76 | 36.88 | 84.70 | 130.40 | 149.35 | |
Std. Dev (σ) | 34.36 | 86.89 | 165.35 | 243.50 | 136.26 | |
Coef. of var (C v  = σ/μ) | 1.935 | 2.356 | 1.952 | 1.867 | 0.912 | |
TDATA | Min | 0 | 0 | 0 | 0 | 0 |
Max | 324 | 482 | 393 | 482 | 758 | |
Mean (μ) | 11.64 | 22.31 | 43.62 | 56.79 | 98.94 | |
Std. Dev (σ) | 21.62 | 44.61 | 75.64 | 106.23 | 172.48 | |
Coef. of var (C v  = σ/μ) | 1.857 | 2 | 1.734 | 1.871 | 1.743 | |
TINVOK | Min | 0 | 2 | 1 | 6 | 2 |
Max | 175 | 192 | 401 | 399 | 516 | |
Mean (μ) | 26.28 | 34.34 | 60.75 | 72.87 | 86.29 | |
Std. Dev (σ) | 27.04 | 31.10 | 61.49 | 84.23 | 114.92 | |
Coef. of var (C v  = σ/μ) | 1.029 | 0.906 | 1.012 | 1.156 | 1.332 | |
TNOO | Min | 0 | 1 | 1 | 1 | 3 |
Max | 153 | 164 | 242 | 238 | 148 | |
Mean (μ) | 6.19 | 10.27 | 21.09 | 30.74 | 29.65 | |
Std. Dev (σ) | 10.38 | 17.74 | 39.20 | 53.56 | 35.95 | |
Coef. of var (C v  = σ/μ) | 1.678 | 1.728 | 1.859 | 1.743 | 1.213 |